Liebert® Mini-Mate2™–2 & 3 Ton (7 & 10.5 kW) Capacity Technical Data Manual–Air, Water, Glycol, Chilled Water, 50 & 60Hz TABLE OF CONTENTS 1.0 INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1 1.1 Designed to Match Computer and Electronic Equipment Needs—From Installation to Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 2.0 STANDARD FEATURES—2 & 3 TON SYSTEMS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 2.1 Evaporator Section - Split Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 2.2 Condensing Unit Section—Split Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 2.2.1 2.2.2 2.2.3 Indoor Centrifugal Fan Condensing Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Outdoor Prop Fan Condensing Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Indoor Water/Glycol Condensing Units. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 2.3 Chilled Water Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 2.4 System Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 2.4.1 Other Standard Control Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 3.0 OPTIONAL FACTORY-INSTALLED FEATURES—EVAPORATOR/CHILLED WATER UNITS . . . . . .4 3.1 Reheat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 3.2 Humidifier. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 3.3 Sensors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 3.4 Switches and Motors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 3.5 Free-Cooling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 3.6 Optional Configurations—Prop Fan Condensing Units. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 3.7 Optional Configurations—Water/Glycol Condensing Units . . . . . . . . . . . . . . . . . . . . . . . . . . 5 3.8 Optional Configurations—Chilled Water Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 4.0 SHIP-LOOSE ACCESSORIES—FIELD-INSTALLED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6 4.1 Remote Monitoring, Autochangeover, and Leak Detection Equipment . . . . . . . . . . . . . . . . . 6 5.0 FLEXIBLE CONFIGURATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8 6.0 AIR-COOLED SYSTEMS—CAPACITIES AND DIMENSIONS . . . . . . . . . . . . . . . . . . . . . . . . . . .9 7.0 WATER/GLYCOL SYSTEMS—CAPACITIES AND DIMENSIONS . . . . . . . . . . . . . . . . . . . . . . . . 16 8.0 CHILLED WATER SYSTEMS—CAPACITIES AND DIMENSIONS . . . . . . . . . . . . . . . . . . . . . . . . 22 9.0 ELECTRICAL DATA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 10.0 REFRIGERANT PIPING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37 11.0 GLYCOL LOOP PIPING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39 12.0 MODEL NUMBER NOMENCLATURE—ALL SYSTEMS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 GUIDE SPECIFICATIONS FOR LIEBERT MINI-MATE2—2- AND 3-TON SYSTEMS . . . . . . . . . . . . . . . . 43 1.0 2.0 3.0 GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43 PRODUCT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43 EXECUTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49 i FIGURES Figure 1 Figure 2 Figure 3 Figure 4 Figure 5 Figure 6 Figure 7 Figure 8 Figure 9 Figure 10 Figure 11 Figure 12 Figure 13 Figure 14 Figure 15 Figure 16 Figure 17 Figure 18 Figure 19 Figure 20 Figure 21 Figure 22 Figure 23 Figure 24 Figure 25 Figure 26 Figure 27 Figure 28 Wall-box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Free-cooling arrangement. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Air-cooled condensing units—split systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Water/glycol condensing units—split systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Chilled water units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 General arrangement, air-cooled split systems. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 Free-cooling arrangement, air-cooled units. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 Dimensions, evaporator units with direct drive blower . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 Dimensions, evaporator units with optional belt drive blower assembly . . . . . . . . . . . . . . . . . . . 13 Dimensions, indoor air-cooled condensing unit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Cabinet and floor planning dimensional data, outdoor condensing unit . . . . . . . . . . . . . . . . . . . . 15 General arrangement, water/glycol split systems. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 General arrangement, free-cooling coil with water/glycol condensing units . . . . . . . . . . . . . . . . . 18 Dimensions, evaporator units with direct drive blower . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Dimensions, evaporator units with optional belt drive blower assembly . . . . . . . . . . . . . . . . . . . 20 Cabinet dimensions and piping data, water/glycol indoor condensing module . . . . . . . . . . . . . . . 21 General arrangement, chilled water split systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 General arrangement, hot water reheat, chilled water units. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 Dimensions, chilled water units with direct drive blower . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 Dimensions, chilled water units with optional belt drive blower assembly . . . . . . . . . . . . . . . . . 25 Single-point power kit - optional . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 Refrigerant piping diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38 Heat rejection loop, multiple drycoolers and multiple indoor units. . . . . . . . . . . . . . . . . . . . . . . . 39 Model number nomenclature—Evaporator units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 Model number nomenclature—Air-cooled, indoor condensing units . . . . . . . . . . . . . . . . . . . . . . . 40 Model number nomenclature—Outdoor air-cooled prop fan condensing units . . . . . . . . . . . . . . . 41 Model number nomenclature—Water/glycol-cooled condensing units. . . . . . . . . . . . . . . . . . . . . . 41 Model number nomenclature—Chilled water units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42 ii TABLES Table 1 Table 2 Table 3 Table 4 Table 5 Table 6 Table 7 Table 8 Table 9 Table 10 Table 11 Table 12 Table 13 Table 14 Table 15 Table 16 Table 17 Table 18 Table 19 Table 20 Table 21 Table 22 Table 23 Table 24 Table 25 Table 26 Table 27 Table 28 Table 29 Table 30 Table 31 Table 32 Table 33 Table 34 Table 35 Air-cooled data, 60Hz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Air-cooled data, 50Hz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Net weights—split system evaporator units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 Net weight, high static blower module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 Dimensions and net weights, indoor air-cooled condensing units . . . . . . . . . . . . . . . . . . . . . . . . . 14 Dimensions and net weights—air-cooled outdoor condensing units . . . . . . . . . . . . . . . . . . . . . . . 15 Water/glycol data, 60Hz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 Water/glycol data, 50Hz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 Net weights—split system evaporator units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Net weight, high static blower module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 Net weight, indoor water/glycol-cooled condensing unit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 Chilled water data, 60 and 50Hz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 Capacity Correction Factors (based on 10°F (5.6°C) water rise) . . . . . . . . . . . . . . . . . . . . . . . . . . 23 Chilled water units with direct drive blower weights. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 Net weight, high static blower module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 Direct drive split system evaporator or chilled water unit electrical data, 60Hz . . . . . . . . . . . . . 26 Belt drive split system evaporator or chilled water electrical data, with high static blower box, 60Hz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 Direct drive split system evaporator or chilled water electrical data, 50Hz . . . . . . . . . . . . . . . . . 28 Belt drive split system evaporator or chilled water electrical data, 50Hz. . . . . . . . . . . . . . . . . . . 28 Indoor condensing unit electrical data, 60 and 50Hz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 Outdoor condensing unit electrical data, 60 and 50Hz. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 Electrical data, 60Hz air-cooled systems using single-point power kit, evaporator with direct-drive blowers and indoor condensing unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 Electrical data, 60Hz air-cooled systems using single-point power kit, evaporator with belt-drive blowers and indoor condensing unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 Electrical data, 50Hz air-cooled systems using single-point power kit, evaporator with direct-drive blowers and indoor condensing unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 Electrical data, 50Hz air-cooled systems using single-point power kit, evaporator with belt-drive blowers and indoor condensing unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 Electrical data, 60Hz water/glycol-cooled systems using single-point power kit, evaporator with direct-drive blowers and indoor condensing unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34 Electrical data, 60Hz water/glycol-cooled systems using single-point power kit, evaporator with belt-drive blowers and indoor condensing unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 Electrical data, 50Hz water/glycol-cooled systems using single-point power kit, evaporator with direct-drive blowers and indoor condensing unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36 Electrical data, 50Hz water/glycol-cooled systems using single-point power kit, evaporator with belt-drive blowers and indoor condensing unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36 Refrigerant charge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37 Recommended refrigerant line sizes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37 Pipe length and condenser elevation relative to evaporator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37 Line charges - refrigerant per 100 ft. (30m) of Type L copper tube . . . . . . . . . . . . . . . . . . . . . . . . 37 Refrigerant charge in Liebert pre-charged R-407C line sets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38 Equivalent lengths for various pipe fittings, ft (m). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38 iii iv Introduction 1.0 INTRODUCTION 1.1 Designed to Match Computer and Electronic Equipment Needs—From Installation to Operation Installed above the ceiling, Liebert Mini-Mate2 Thermal Management systems control the cooling, humidity and air distribution required by sensitive electronic equipment. A range of sizes and configurations is available to meet varying sites’ needs. The Liebert Mini-Mate2 is also easy to use. Advanced microprocessor technology allows easy, precise control, and menu-driven monitoring keeps you informed of system operation through the LCD readout. These features, combined with Emerson quality construction and reliable components, guarantee satisfaction from installation through operation. Liebert Thermal Management Liebert Thermal Management systems are designed to control the environment required for computers and other sensitive electronic equipment. The Liebert Mini-Mate2 provides complete control on a round-the-clock basis and the high sensible heat ratio required by sensitive electronic equipment. Easy Installation The Liebert Mini-Mate2 is a split-system evaporator combined with an air-, water- or glycol-cooled condensing unit or is a self-contained, chilled water unit. Each split system has thermostat-type wiring to controls and condensing unit. System components are pre-charged with refrigerant and can be connected together with optional pre-charged line sets or optional sweat adapters for field refrigerant piping. Easy to Service Low-maintenance components are easily accessed through removable front panels. Spare parts are always in Emerson inventory and available on short notice. Advanced Control Technology A menu-driven microprocessor control system provides precise temperature and humidity control and accurate alarm setpoints. Using touch-sensitive buttons, the wall-mounted monitor/control panel allows you to select and display temperature and other monitored parameters. High Efficiency High sensible heat ratio, scroll compressor and precise microprocessor control allow the system to operate efficiently. Space Saving Design All indoor components are installed above the ceiling, so no floor space is required. Reliable The Liebert Mini-Mate2 family installed base is a testimony to the system reliability. Components include a rugged scroll compressor, high-efficiency copper tube, aluminum-fin evaporator coil and a double inlet, direct drive fan. Agency Listed Standard 60Hz units are CSA certified to the harmonized U.S. and Canadian product safety standard, CSA C22.2 No 236/UL 1995 for “Heating and Cooling Equipment” and are marked with the CSA c-us logo. Location When considering installation locations, consider that these units contain water and that water leaks can cause damage to sensitive equipment below. Do not mount these units above sensitive equipment. A fieldsupplied pan with drain must be supplied beneath cooling units and water/glycol condensers. Do not mount units in areas where normal unit operating sound might disturb the working environment. 1 Liebert® Mini-Mate2™ Standard Features—2 & 3 Ton Systems 2.0 STANDARD FEATURES—2 & 3 TON SYSTEMS 2.1 Evaporator Section - Split Systems The evaporator section is designed for ceiling installation. The cabinet and chassis are constructed of heavy gauge galvanized steel. The unit can be serviced using only one side increasing its versatility in mounting locations. Mounting brackets are factory-attached to the cabinet. Internal cabinet insulation meets ASHRAE 62.1 requirements for Mold Growth, Humidity & Erosion, tested per UL 181 and ASTM 1338 standards. The evaporator section includes the evaporator coil, R-407C unit charge, filter-drier, factory-mounted disconnect switch, two-speed direct-drive blower assembly and microprocessor control with wallmounted control box. The unit is provided with supply and return air openings for field-supplied ducting or supply/return plenum. Evaporators can be configured with canister humidifier and/or reheat. An indoor or outdoor condensing unit must be selected for each evaporator. 2.2 Condensing Unit Section—Split Systems 2.2.1 Indoor Centrifugal Fan Condensing Units Indoor Air-Cooled Centrifugal Fan Condensing Units include scroll compressor, factory-mounted disconnect switch, condenser coil, R-407C unit charge, belt-driven centrifugal blower assembly, high-pressure switch, Liebert Lee-Temp™ head pressure control system, hot gas bypass and liquidline solenoid valve. Unit must be mounted indoors. Condensing unit is designed to use outdoor air with temperatures ranging from -30°F to 95°F (-34°C to 35°C). 2.2.2 Outdoor Prop Fan Condensing Units Outdoor Prop Fan Condensing Units include scroll compressor, condenser coil, R-407C unit charge, prop fan, liquid-line solenoid valve, high pressure switch, Liebert Lee-Temp head pressure control and hot gas bypass. Condensing unit is designed for outdoor locations with operating ambients ranging from -30°F to 95°F (-34°C to 35°C). 2.2.3 Indoor Water/Glycol Condensing Units Indoor Water/Glycol Condensing Units includes scroll compressor, R-407C unit charge, factory-mounted disconnect, coaxial condenser, hot gas bypass, high head pressure switch and two-way water regulating valve designed for 150psi (1034.3kPa). Condensing units can be used on either a water or glycol cooling loop. 2.3 Chilled Water Units Chilled Water Units are designed for ceiling installation. The cabinet and chassis are constructed of heavy gauge galvanized steel. The unit can be serviced using only one side increasing its versatility in mounting locations. Mounting brackets are factory-attached to the cabinet. Internal cabinet insulation meets ASHRAE 62.1 requirements for Mold Growth, Humidity & Erosion, tested per UL 181 and ASTM 1338 standards. Chilled water models are self-contained and include a chilled water coil, two-speed, direct-drive centrifugal blower, factory-mounted disconnect switch and twoway, slow-close motorized valve. Design pressure is 300psi (2068kPa), 60psi (414kPa) close-off differential. 2 Liebert® Mini-Mate2™ Standard Features—2 & 3 Ton Systems 2.4 System Controls System controls include a microprocessor control board mounted in the evaporator/chilled water unit and a wall-mounted interface with a two-line, 16-character liquid crystal display. An eight-key, membrane keypad for setpoint/program control, unit On/Off, fan speed and alarm silence is below the LCD screen. It provides temperature setpoint and sensitivity adjustment, humidity setpoint and sensitivity adjustment, digital display of temperature, humidity, setpoints, sensitivities, fan speed and alarm conditions. The wall-box is field-wired to the microprocessor control using standard four-conductor thermostat wire (field-supplied). The temperature and humidity sensors are in the wall box, which can be installed up to 300 feet (91.4m) from the evaporator unit. The unit-mounted control board also includes common alarm terminals and shutdown terminals. The unit automatically restarts after a power outage. Figure 1 2.4.1 Wall-box Other Standard Control Features • Adjustable auto restart • Calibrate sensors • 5 day/2 day setback • Predictive humidity control • Password protection • Common alarm output • Alarm enable/disable • Remote shutdown terminals • Self-diagnostics 3 Liebert® Mini-Mate2™ Optional Factory-Installed Features—Evaporator/Chilled Water Units 3.0 OPTIONAL FACTORY-INSTALLED FEATURES—EVAPORATOR/CHILLED WATER UNITS 3.1 Reheat Electric Reheat includes 304/304 stainless steel finned tubular reheat elements, with high limit safety switch. SCR Electric Reheat uses an SCR controller and unit control software to provide full cooling with modulating of the electric reheat elements to control air temperatures. Reheat capacity is up-sized to offset the cooling capacity. (The SCR Electric Reheat is not available on chilled water, free-cooling or 575V units.) Hot Water Reheat includes hot water coil, 2-way solenoid valve and Y-strainer. NOTE This option is available only on Chilled Water units, but not with other reheat options. 3.2 Humidifier The Canister Humidifier includes a steam-generating type humidifier with automatic flushing circuit, inlet strainer, drain, 1" (25.4mm) air gap on fill line and solenoid valves. Humidifier problem alarm annunciates at the wall-mounted display panel. Remote Humidifier Contact allows the unit’s humidity controller to control a humidifier outside the unit. Power to operate the remote humidifier does not come from the Liebert Mini-Mate2. Available on units with or without internal humidifier. 3.3 Sensors Smoke Sensor checks return air, shuts down the unit upon sensing smoke and activates visual and audible alarms at the wall-box display. This smoke sensor is not intended to function as or replace any smoke sensor system that may be required by local or national codes. High-Temperature Sensor senses the return air temperature and shuts down unit if the temperature reaches 125°F (52°C). This device is not meant to replace any fire detection system that may be required by local or national codes. 3.4 Switches and Motors Filter Clog senses pressure drop across the filters and activates visual and audible alarms at the wall-box display. The wall-box display annunciates the alarm and flashes a notification upon reaching a customer setpoint. A Factory-Installed Non-Fused Disconnect Switch allows unit to be turned off for maintenance. A disconnect switch is standard for the evaporators, chilled water units and indoor condensing units, but these units may be specified without the switch. Direct-Drive blower can be factory-eliminated from the evaporator/chilled water cabinet for high static applications (0.9 to 1.5in. [23 to 38mm] w.g.). See 4.0 - Ship-Loose Accessories—FieldInstalled for the optional, externally mounted high static blower assembly. 3.5 Free-Cooling Free-cooling option includes separate cooling coil, three-way slow-close valve and separate supply and return piping. Free-cooling is activated when the water temperature reaches a field-adjustable temperature, typically 45°F (7°C). The valve is rated for 300psi (2068kPa) working pressure. Air-cooled condensing units can be matched with evaporators using free-cooling coils with chilled water sources to serve as backup cooling. When matched with a water/glycol condensing unit, a three-way water regulating valve is recommended for the condensing unit to simplify piping to the main supply pipes. The coil is designed for closed-loop applications using properly treated and circulated fluid. Not available with SCR reheat options. 4 Liebert® Mini-Mate2™ Optional Factory-Installed Features—Evaporator/Chilled Water Units Figure 2 Free-cooling arrangement Drycooler Free-cooling option: A second cooling coil allows the system to take advantage of colder outdoor temperatures and bypass compressor operation. When the water temperature goes below 45°F (7°C), cooling switches over to free-cooling operation. A separate chilled water source can also be used with air-cooled systems. Liebert Mini-Mate2 Free Cooling Coil Water Temperature Sensor Water/Glycol Condenser Field Piping NOTE If free-cooling is applied to an open water tower, an optional cupro-nickel (CuNi) coil is required to prevent premature corrosion, or a heat exchanger must separate the tower water from the free-cooling loop. The cupro-nickel coil requires an extended lead time. 3.6 Optional Configurations—Prop Fan Condensing Units Outdoor Prop Fan Condensing Units are also available in the following optional configurations: • High ambient models for providing catalog capacities at ambient temperatures up to 105°F (40°C). • Quiet-Line models for low noise level conditions (below 58 dBA) and for providing catalog capacities at ambient temperatures up to 95°F (35°C). • Condenser coils can be phenolic-coated for extended coil life in coastal areas. 3.7 Optional Configurations—Water/Glycol Condensing Units Indoor Water/Glycol Condensing Units are also available with the following piping options: • Two-way water reg. valve with 350 psi (2413kPa) design pressure. • Three-way water reg. valve with 150psi (1034kPa) design pressure. • Three-way water reg. valve with 350psi (2413kPa) design pressure. 3.8 Optional Configurations—Chilled Water Units Chilled Water Units are also available with the following valve option: • Three-way, slow-close, motorized chilled water valve rated for 300 psi (2068 kPa) working pressure. Valve is non-spring return. 5 Liebert® Mini-Mate2™ Ship-Loose Accessories—Field-Installed 4.0 SHIP-LOOSE ACCESSORIES—FIELD-INSTALLED A High Static Blower Assembly can be field-attached to the evaporator to provide up to 2.0" (51mm) of external static pressure on the discharge side of the evaporator. The blower box contains a centrifugal-type double-inlet blower. This blower is equipped with a belt drive and 1.5 hp single speed motor mounted to an adjustable motor base. Note: Unit must be ordered without the internal direct drive motor and the high static blower disables the two-speed fan operation feature. Filter box kit (for ducted applications) includes filter box with duct flange connection, one MERV 8 (ASHRAE 52.2-2007) filter (20"x20"x4" [508mm x 508mm x 102mm]), and a duct flange for use on the supply air opening of the unit. Air Distribution Plenum includes molded plastic three-way discharge plenum, 16"x25"x4" (406mm x 535mm x 102mm) MERV 8 filter (ASHRAE 52.2-2007), and sheet metal block-off plates for covering the duct openings on the evaporator unit. Plenum mounting requires T-bar ceiling grid. The Condensate Pump is field-mounted external to the cabinet, wired to the unit power block and is equipped with a check valve. A secondary float can be field-wired to shut down the unit upon high condensate level. A Remote Temperature and Humidity Sensor package includes sensors in an attractive case with 30 ft. (9 m) of cable. Can be wall or duct mounted. Remote sensors should be used when the wall box is not located in the space to be conditioned. NOTE Installing the remote sensors disables the sensors included in the wall box. Field-Installed Kits available for filter clog, smoke sensor, high-temperature sensor, electric reheat and humidifier. The kits include installation instructions and are designed to be added to the evaporator unit before it is installed in the ceiling. Electric reheat kits cannot be installed in units with free-cooling. 277-to-208V step-down transformer (37.5 amps) allows use of 277-1-60 supply power with a 208-1-60 Prop Fan Condensing unit. The transformer is coated with epoxy and contained in an enclosed, non-ventilated electrical box with adaptable mounting brackets. Single-Point Power Kit contains the necessary electrical components to interconnect the high-voltage sections of a close-coupled evaporator and an MCD condensing unit. Pre-Charged Refrigerant Line Set (R-407C) contains an insulated copper suction line and a copper liquid line for interconnection of the indoor and outdoor sections. Available in 15-foot (4.5m) and 30-foot (9m) sections. The Refrigerant-Line Sweat Adapter Kit contains two suction and two liquid line fittings that allow field-supplied refrigerant piping between the evaporator and condensing unit. 4.1 Remote Monitoring, Autochangeover, and Leak Detection Equipment The Liebert RCM4™ is a four-point, normally open, dry contact monitoring panel. One Form-C, dry contact common alarm relay output (rated at 24 VAC, 3 Amp) is provided. Four red LEDs illuminate on the respective alarm and the alarm buzzer is silenced by a front panel switch. The RCM4 requires a 24VAC or 24VDC power source. Power supply is not included. The Liebert AC4™ Autochangeover Controller provides autochangeover and autosequence control for up to four Liebert Mini-Mate2 units within a room. The Liebert AC4 will enable redundant units in an alarm condition, balance usage and test standby units at programmed intervals. Two common alarm relay outputs are available. A built-in LCD and RS-232 port for direct PC/terminal connection provides two options for configuration and monitoring of the product. The Liebert AC4 requires 24VAC input power. Liebert® Mini-Mate2™ 6 Ship-Loose Accessories—Field-Installed The Liebert® AC8™ is ideal for coordinated control of systems with redundant units. The Liebert AC8 enables redundant devices during an alarm condition, balances usage of devices and tests standby devices at programmable intervals. Supports four zones and can use the 4-20mA temperature sensor (TW420) for temperature staging in each zone. Two programmable output control relays are available for auxiliary control such as humidity lockout. Emergency power operation input provided for device control during an emergency. Two common alarm relay outputs are available. A built-in LCD and RS-232 port for direct PC/terminal connection provides two options for configuration and monitoring of the product. The Liebert ENV-DO™ interface card provides 16 discrete outputs, corresponding to status and major alarm conditions of Environmental units. The Liebert ENV-DO-ENCL1 packages one Environmental DO interface card in its own steel enclosure and the ENV-DO-ENCL2 packages two Environmental DO interface cards in one enclosure for installation external to the Liebert Mini-Mate2™. The self-contained kit includes an external 120VAC-to-24VAC power transformer. Wiring harnesses are not provided. Power and communication wiring is field-provided. The Liebert Liqui-tect® 410 Point Leak Detection Sensor detects the presence of conductive liquid using a pair of corrosion-resistant, gold-plated probes mounted in a painted, height-adjustable enclosure. Dual Form-C, dry contact common alarm relays (rated at 24VAC, 3A) signal a leak detected as well as loss of power and cable fault. The Liebert Liqui-tect 410 requires an external 24VAC or 24VDC power source. Liebert LT460 Zone Leak Detection Kits include one LT460 sensor, a specified length of LT500-xxY cable (maximum length is 100 ft [30.5m]) and a corresponding number of hold-down clips. The Liebert LT460 requires an external 24VAC, 0.12A power source, such as EXT-XFMR or XFMR24. Liebert SiteScan® is a monitoring solution that gives you decision-making power to effectively manage the equipment critical to your business. Liebert SiteScan enables communication from Liebert environmental and power units, as well as many other pieces of analog or digital equipment, to a front-end software package that provides real-time status and alarms so you can react quickly to changing situations. Liebert SiteScan is designed with flexibility for both small systems and large, complex systems such as those in computer rooms, telecommunications facilities or industrial process control rooms. Contact your local Emerson representative for assistance with a Liebert SiteScan system. The NIC-ENCL1 and NIC-ENCL2 package one or two Liebert IntelliSlot® Web/485 Cards with Adapters, respectively, in one steel enclosure for installation external to the Liebert Mini-Mate2. The Liebert IntelliSlot Web/485 Card with Adapter provides communication with Liebert Mini-Mate2 via SNMP, HTTP, RTU Modbus 485 and BACnet IP. The self-contained kit includes an external 120VAC-to-24VAC transformer as a power source. Wiring harnesses are not provided. Power and communication wiring is field-provided. 7 Liebert® Mini-Mate2™ Flexible Configurations 5.0 FLEXIBLE CONFIGURATIONS Figure 3 Air-cooled condensing units—split systems Air Plenum Figure 4 Air Ducted Water/glycol condensing units—split systems Air Plenum Figure 5 Air Ducted Chilled water units Air Ducted Air Plenum Liebert® Mini-Mate2™ 8 Air-Cooled Systems—Capacities and Dimensions 6.0 Table 1 AIR-COOLED SYSTEMS—CAPACITIES AND DIMENSIONS Air-cooled data, 60Hz MMD24E or MMD24K Evaporator Model Condensing Unit Type DX Evaporator- Net Capacity Data - kW (Btuh) @ High Speed CFM Total 80°F DB, 62.8°F WB (26.7°C DB, 17.1°C WB) 38%RH Sensible Total 75°F DB, 61°F WB (23.9°C DB, 16.1°C WB) 45%RH Sensible Total 72°F DB, 60°F WB (22.2°C DB, 15.5°C WB) 50%RH Sensible Fan Data - Evaporator CFM (CMH) - High Speed CFM (CMH) - Low Speed Fan Motor, HP (W) External Static Pressure, in (mm) water gauge Evaporator Coil - Copper Tube/Aluminum Fin Face Area, ft2 (m2) Coil Rows Max Face Velocity, fpm (m/s) Unit Refrigerant Charge, oz. (kg) Unit Operating Weight Electric Reheat Capacity (Includes Fan Motor), kW (Btuh) Input Voltage 208-1-60 Input Voltage 230-1-60 Input Voltage 277-1-60 Input Voltage 208-3-60 Input Voltage 230-3-60 Input Voltage 460-3-60 Humidifier Data - Steam Generator Type Steam capacity, lb/hr (kg/hr) Electrical Input Power, kW Evaporator Connection Sizes Liquid line Diameter - Aeroquip Coupling Size Suction Line Diameter - Aeroquip Coupling Size Humidfier Supply Evaporator/Condensate Drain MERV 8 Filter, External Filter Box, qty (1), Nom. Size, in. (mm) MERV 8 Filter, Air Distribution Plenum, qty (1), Nom. Size-in. (mm) Condensing Unit Model Number Condensing Unit Rating Conditions MMD36E or MMD36K PFH - Outdoor MCD - Indoor PFH - Outdoor MCD - Indoor 6.70 (22,900) 6.50 (22,200) 6.40 (21,800) 5.70 (19,500) 6.20 (21,200) 5.20 (17,800) 6.50 (22,200) 6.35 (21,700) 6.15 (20,900) 5.60 (19,100) 5.95 (20,300) 5.10 (17,400) 9.90 (33,800) 9.40 (32,100) 9.55 (32,500) 8.30 (28,400) 9.30 (31,800) 7.70 (26,200) 9.35 (31,900) 9.10 (31,000) 8.95 (30,600) 8.05 (27,500) 8.75 (29,900) 7.40 (25,300) 885 (1504) 800 (1359) 0.5 (0.38) 0.3 (8) 1250 (2124) 1000 (1699) 0.5 (0.38) 0.3 (8) 3.1 (0.29) 3 277 (1.4) 7 (0.20) 225 (102) 3.1 (0.29) 3 394 (2.0) 7 (0.20) 225 (102) Standard SCR Standard SCR 4.7 (16040) 5.8 (19800) 6.3 (21500) 5.6 (19100) 6.8 (23200) 7.3 (24900) 4.7 (16040) 5.8 (19800) 6.3 (21500) 5.6 (19100) 6.8 (23200) 7.3 (24900) 7.9 (27000) 9.5 (32400) 10.3 (35200) 7.9 (27000) 9.5 (32400) 10.3 (35200) N/A 4.3 (2.0) 1.5 4.3 (2.0) 1.5 3/8" - #6 Female 3/8" - #6 Female 7/8" - #11 Female 7/8" - #11 Female 1/4" OD Copper Compression Fitting 3/4" NPT-Female 4x20x20 (102x508x508) 4x16x25 (102x406x635) PFH027A-_L7 MCD24AL_H7 PFH037A-_L7 MCD36AL_H7 95°F (35°C) Ambient Coil Face Area ft2 (m2) 4.1 (0.38) 4.6 (0.43) 7.7 (0.72) 4.6 (0.43) Rows of Coil 2 2 2 3 CFM (CMH) 2200 (3738) 1000 (1698) 3000 (5097) 1430 (2429) Motor Hp (W) 0.20 (149) 0.33 (246) 0.20 (149) 0.5 (373) External Static Pressure, in wg. (mm) N/A 0.50 (13) N/A 0.50 (13) Unit Refrigerant Charge, oz. (kg) 134 (3.8) 134 (3.8) 213 (6.0) 213 (6.0) Unit Operating Weight, lb. (kg) 200 (91) 230 (104) 241 (109) 240 (109) Free-Cooling Coil Option Net Capacity Data - kW (Btuh) using 45°F EWT Total 7.10 (24,200) 9.50 (32,400) 80°F DB, 62.8°F WB (26.7°C DB, 17.1°C WB) 38%RH Sensible 6.60 (22,600) 9.05 (30,800) Total 6.15 (20,900) 8.20 (28,000) 75°F DB, 61°F WB (23.9°C DB, 16.1°C WB) 45%RH Sensible 5.55 (18,900) 7.60 (25,900) Total 5.55 (18,900) 7.45 (25,400) 72°F DB, 60°F WB (22.2°C DB, 15.5°C WB) 50%RH Sensible 4.85 (16,600) 6.70 (22,900) Flow Rate, GPM (l/m) 4.5 (17.1) 5.9 (22.4) Pressure Drop, ft. water (kPa) 5.6 (16.7) 9.1 (27.2) Free-Cooling Coil - Copper Tube/Aluminum Fin Face Area, ft2 (m2) 3.1 (0.28) 3.1 (0.28) Coil Rows 3 3 Max Face Velocity, fpm (m/s) 294 (1.5) 394 (2.0) Internal Fluid Volume, gal (l) 2.0 (7.6) 2.0 (7.6) Water supply/return connections, in (mm) OD 7/8 (22.2) 7/8 (22.2) The net capacity data has fan motor heat factored in for all ratings and the entering air conditions of 75°F (23.9°C), 45%RH, is the standard rating condition for ASHRAE 127-2007. All capacities are nominal values; actual performance will be ±5%. Liebert® Mini-Mate2™ 9 Air-Cooled Systems—Capacities and Dimensions Table 2 Air-cooled data, 50Hz MMD35E or MMD35K Evaporator Model Condensing Unit Type DX Evaporator- Net Capacity Data - kW (Btuh) @ High Speed CFM 80°F DB, 62.8°F WB (26.7°C DB, 17.1°C WB) 38%RH 75°F DB, 61°F WB (23.9°C DB, 16.1°C WB) 45%RH 72°F DB, 60°F WB (22.2°C DB, 15.5°C WB) 50%RH Total Sensible Total Sensible Total Sensible PFH - Outdoor MCD - Indoor 9.95 (34,000) 9.40 (32,100) 9.60 (32,700) 8.35 (28,500) 9.35 (31,900) 7.70 (26,200) 9.50 (32,400) 9.15 (31,300) 9.10 (31,100) 8.15 (27,800) 8.90 (30,400) 7.45 (25,500) Fan Data - Evaporator CFM (CMH) - High Speed CFM (CMH) - Low Speed Fan Motor HP (W) External Static Pressure, in (mm) water gauge Evaporator Coil - Copper Tube/Aluminum Fin Face Area, ft2 (m2) Coil Rows Max Face Velocity, fpm (m/s) Unit Refrigerant Charge, oz. (kg) Unit Operating Weight, lb (kg) Electric Reheat Capacity (Includes Fan Motor)-kW (Btuh) Input Voltage 220-1-50 Input Voltage 380-3-50 SCR Reheat Capacity (Includes Fan Motor)-kW (Btuh) Input Voltage 220-1-50 Input Voltage 380-3-50 Humidifier Data - Steam Generator Type Steam capacity lb/hr (kg/hr) Electrical Input Power, kW Evaporator Connection Sizes Liquid line Diameter - Aeroquip Coupling Size Suction Line Diameter - Aeroquip Coupling Size Humidifier Supply Evaporator/Condensate Drain MERV 8 Filter, External Filter Box, qty (1), Nom. Size, in. (mm) MERV 8 Filter, Air Distribution Plenum, qty (1), Nom. Size, in. (mm) Condensing Unit Model Number 1250 (2124) 1000 (1699) 0.5 (0.38) 0.3 (8) 3.1 (0.29) 3 394 (2.0) 7 (0.20) 225 (102) 5.3 (18090) 7.3 (24900) 8.7 (29700) 10.3 (35100) 4.3 (2.0) 1.5 3/8" - #6 Female 7/8" - #11 Female 1/4" OD Copper Compression Fitting 3/4" NPT-Female 4x20x20 (102x508x508) 4x16x25 (102x406x635) PFH036A-_L7 MCD35AL_H7 Condensing Unit Rating Conditions 95°F (35°C) Ambient Coil Face Area, ft2 (m2) 7.7 (0.72) 4.6 (0.43) Rows of Coil 2 3 CFM (CMH) 2500 (4248) 1430 (2429) Motor, Hp (W) 0.20 (149) 0.5 (373) External Static Pressure, in wg. (mm) N/A 0.50 (13) Unit Refrigerant Charge, oz. (kg) 213 (6.0) 213 (6.0) Unit Operating Weight, lb. (kg) 241 (109) 240 (109) Free-Cooling Coil Option Net Capacity Data - kW (Btuh) using 45°F EWT Total 9.50 (32,400) 80°F DB, 62.8°F WB (26.7°C DB, 17.1°C WB) 38%RH Sensible 9.05 (30,800) Total 8.20 (28,000) 75°F DB, 61°F WB (23.9°C DB, 16.1°C WB) 45%RH Sensible 7.60 (25,900) Total 7.45 (25,400) 72°F DB, 60°F WB (22.2°C DB, 15.5°C WB) 50%RH Sensible 6.70 (22,900) Flow Rate - GPM (l/m) 5.9 (22.4) Pressure Drop - ft. water (kPa) 9.1 (27.2) Free-Cooling Coil - Copper Tube/Aluminum Fin Face Area ft2 (m2) 3.1 (0.28) Coil Rows 3 Max Face Velocity-fpm (m/s) 394 (2.0) Internal Fluid Volume - gal (l) 2.0 (7.6) Water supply and return connections, in (mm) OD 7/8 (22.2) The net capacity data has fan motor heat factored in for all ratings and the entering air conditions of 75°F (23.9°C), 45%RH, is the standard rating condition for ASHRAE 127-2007. All capacities are nominal values; actual performance will be ±5%. Liebert® Mini-Mate2™ 10 Air-Cooled Systems—Capacities and Dimensions Figure 6 General arrangement, air-cooled split systems Condenser Coil High Pressure Switch Scroll Compressor Liquid Injection Valve Bulb Hot Gas Bypass Solenoid Valve Suction Line Male Quick Connect Coupling Suction Line Female Quick Connect Coupling * Sensing Bulb External Equalizer 3/8" SAE 45° Male Flare (MCD) or Atmospheric (PFH) Pressure Relief Valve ad ay He 3 - W re su Pres Valve lief e R pass as By Hot G Valve l Contro Check Valve Sight Glass Liquid Injection Valve Service Access Ports Liquid Line Solenoid Valve * Receiver Heater Pressure Limiting Switch Liquid Line Male Quick Connect Coupling Liquid Line Female Quick Connect Coupling Expansion Valve * Use Liebert sweat adapter kit with field hard piping or use Liebert pre-charged line set. Close-coupling option available with MCD. Lee - Temp Receiver Pressure Balancing Valve Field Piping Factory Piping DPN000191 Rev. 2 Evaporator Coil Figure 7 Free-cooling arrangement, air-cooled units Bleed Valve Fluid Return Fluid Supply From Unit To Unit Shutoff Valves * Free-Cooling Control Valve Free Cooling Coil Temperature Stat FIELD PIPING Hose Bibs * FACTORY PIPING * Components are not supplied by Liebert but are recommended for proper circuit operation and maintenance. Liebert® Mini-Mate2™ 11 DPN000197 Rev. 2 Air-Cooled Systems—Capacities and Dimensions Figure 8 Dimensions, evaporator units with direct drive blower 1-7/16" 1" (25.4mm) 3-7/8" (98mm) 11" (279mm) 20" (50 15" (381mm) 1-7/16" (37mm) 10-7/8" (276mm) Removable Access Panels Optional discharge air duct flange supplied when optional filter box is ordered 18" (457mm) 18" (457mm) 14" (356mm) 24" (610mm) 18" Cabinet (457mm) Dimension 8mm) 18" (457mm) 54" (1372mm) Cabinet 57-13/16" Dimension (1468mm) 19-7/8" (505mm) Hanging Bracket 18" (457mm) Duct Flange 14" (356mm) Customer-Supplied (37mm) 30" Threaded Rods for (762mm) Module Suport from Cabinet Ceiling (Typ. 4) Dimension 27-13/16" (706mm) 11-1/8" Threaded Rod (283mm) Centers 14" (356mm) 3/4" (19mm) Cabinet Outline 1" (25.4mm) Filter Box (optional) Cover Plate Supplied With Plenum 55-13/16" (1418mm) Threaded Rod Centers 11-5/8" (295mm) 7/8" (22mm) holes for module rigging (typ. 2 each end). Shaded area indicates a recommended clearance of 30" (762mm) for access and filter removal Cabinet Dimension same as above Overall Dimension Shaded area indicates a recommended clearance of 30" (762mm) for access and filter removal Note: Unit is spaced evenly in reference to threaded rod centers Module Dimensions Removable panel on side of plenum. Minimum clearance 30" (762mm) for flter access and removal 6" (152mm) 5" (127mm) Air Discharge out sides of plenum 48" (1219mm) Overall Dimension 24" (610mm) Overall Dimension Air Discharge out Sides of Plenum 3-1/4" (83mm) Air Inlet through grille in center of plenum Optional Air Distribution Plenum All piping and electrical field connections are the same Table 3 Net weights—split system evaporator units Model # 60Hz 50Hz Weight, lb (kg) MM*24E — 225 (102) MM*24K — 245 (111) MM*36E MM*35E 225 (102) MM*36K MM*35K 245 (111) Liebert® Mini-Mate2™ 12 DPN000193 Rev. 3 Air-Cooled Systems—Capacities and Dimensions Figure 9 Dimensions, evaporator units with optional belt drive blower assembly 29-7/8" (759mm) Threaded Rod Centers 16-13/16" (427mm) Threaded Rod Centers 57-13/16" (1468mm) Overall Dimension 30" (762mm) Blower Box Dimension 19" (483mm) Blower Box Dimension 55-13/16" (1418mm) Threaded Rod Centers High Static Blower Module 9-3/4" Outlet (248mm) Evaporator Unit 24" (610mm) Cabinet Dimension 5-7/8" (149mm) 6-7/8" (175mm) 6-5/16" (160mm) Outlet 4-29/32" (125mm) Threaded Rod To Threaded Rod 3-7/32" (82mm) Base to Base 4-29/32" (125mm) Cabinet to Cabinet 54" (1372mm) Cabinet Dimension 14" (356mm) Outlet Dimension 30" (762mm) Cabinet Dimension 18 " (457mm) Outlet Dimension DPN000194 Rev. 3 Table 4 Net weight, high static blower module Unit High Static Blower Module Liebert® Mini-Mate2™ Net Weight lb (kg) 85 (39) 13 Air-Cooled Systems—Capacities and Dimensions Figure 10 Dimensions, indoor air-cooled condensing unit Customer Supplied Threaded Rods for Module Support from Ceiling (typ. 4) 22-3/4" (578mm) Overall Dimension 21-1/2 " (546mm) Cabinet Dimension 19-1/2" (495mm) Threaded Rod Centers 50-1/4" (1276mm) Overall Dimension 46-1/2" (1181mm) Cabinet Dimension 48- 1/4" (1225mm) Threaded Rod Centers C 1/2" (13mm) D 20-3/4" (527mm) 22-1/2" (572mm) Cabinet Dimension 20-7/16" (519mm) Coil Inlet Duct Conn. B Integral Hanging Bracket Minimum Clearance 33" (838mm) This End for Component Access and Removal Duct Flange 1" (25.4mm) Air Outlet Duct Dimension A Blower Motor Service Access Panel on Bottom of Unit Minimum Clearance 33" (838mm) for Component Access and Removal. 30-1/8" (765mm) Coil Inlet Duct Connection Holes for Module Rigging (typ. 2 each end) Air Outlet Duct Connection 2-1/4" (57mm) Note: Unit is evenly spaced in reference to threaded rod centers. DIMENSIONAL DATA 7/8" (22.2mm) Dia. Electrical Entrance for Line Voltage Connection. 7/8" (22.2mm) Dia. Electrical Entrance for Low Voltage Connection. Suction Line Male Quick Connect Liquid Line Male Quick Connect DPN000206 Rev. 1 Table 5 Dimensions and net weights, indoor air-cooled condensing units Dimensions, in (mm) Model # A B C D 1- 7/16 (37) 11-7/16 (290) 1/2 (13) 20-7/16 (519) MC*24A MC*23A MC*36A Net Weight lb (kg) 230 (104) 240 (109) MC*35A Liebert® Mini-Mate2™ 14 Air-Cooled Systems—Capacities and Dimensions Figure 11 Cabinet and floor planning dimensional data, outdoor condensing unit Fan Rotation CCW (left side) Removable (right) panel for access to refrigeration component A Right Air Discharge Left Air Intake Shaded area indicates a minimum clearance of 18" (457mm) for proper air flow. B Shaded area indicates a recommended clearance of 24" (610mm) for component access and removal. C Shaded area indicates a minimum clearance of 18" (457mm) for proper air flow Table 6 Removable panel for access to high-voltage and low-voltage connections and refrigeration components Dimensions and net weights—air-cooled outdoor condensing units Model Numbers 60Hz 50Hz A B C Module Net Weight lb (kg) PFH027A-L — 40 (1016) 23-1/2 (597) 18 (457) 200 (91) PFH027A-H — 48 (1219) 31 (787) 18 (457) 241 (109) 53 (1343) 36-1/4 (918) 18 (457) 351 (159) PFHZ27A-L — PFH037A-L PFH036A-L PFH037A-H PFH036A-H PFHZ37A-L PFHZ36A-L Liebert® Mini-Mate2™ Dimensional Data, inches (mm) 15 DPN000130 Rev. 1 Water/Glycol Systems—Capacities and Dimensions 7.0 Table 7 WATER/GLYCOL SYSTEMS—CAPACITIES AND DIMENSIONS Water/glycol data, 60Hz MMD24E or MMD24K Evaporator Model Water-Cooled Glycol-Cooled Condensing Unit Fluid DX Evaporator - Net Capacity Data - kW (Btuh) @ High Speed CFM Total 7.60 (26,000) 6.25 (21,300) 80°F DB, 62.8°F WB (26.7°C DB, 17.1°C WB) 38%RH Sensible 6.95 (23,700) 6.20 (21,200) Total 7.30 (24,900) 5.90 (20,200) 75°F DB, 61°F WB (23.9°C DB, 16.1°C WB) 45%RH Sensible 6.15 (20,900) 5.50 (18,800) Total 7.10 (24,300) 5.75 (19,700) 72°F DB, 60°F WB (22.2°C DB, 15.5°C WB) 50%RH Sensible 5.65 (19,300) 5.00 (17,100) Fan Data - Evaporator CFM (CMH), High Speed 885 (1504) CFM (CMH), Low Speed 800 (1359) Fan Motor, hp (W) 0.5 (0.38) External Static Pressure, in (mm) water gauge 0.3 (8) Evaporator Coil - Copper Tube/Aluminum Fin Face Area, ft2 (m2) 3.1 (0.29) Coil Rows 3 Max Face Velocity, fpm (m/s) 277 (1.4) Unit Refrigerant Charge, oz. (kg) 7 (0.20) Unit Operating Weight, lb (kg) 225 (102) Electric Reheat Capacity Standard SCR (Includes Fan Motor), kW (Btuh) Input Voltage 208-1-60 Input Voltage 230-1-60 Input Voltage 277-1-60 Input Voltage 208-3-60 Input Voltage 230-3-60 Input Voltage 460-3-60 Humidifier Data - Steam Generator Type Steam capacity - lbs/hr (kg/hr) Electrical Input Power, kW Evaporator Connection Sizes Liquid line Diameter - Aeroquip Coupling Size Suction Line Diameter - Aeroquip Coupling Size Humidifier Supply Evaporator/Condensate Drain MERV 8 Filter, External Filter Box, qty (1), Nom. Size, in. (mm) MERV 8 Filter, Air Distribution Plenum, qty (1), Nom. Size, in. (mm) 4.7 (16040) 5.8 (19800) 6.3 (21500) 5.6 (19100) 6.8 (23200) 7.3 (24900) N/A N/A MMD36E or MMD36K Water-Cooled Glycol-Cooled 11.0 (37,600) 9.95 (33,900) 10.6 (36,300) 8.85 (30,200) 10.4 (35,500) 8.20 (27,900) 9.05 (30,900) 8.95 (30,500) 8.70 (29,600) 7.95 (27,100) 8.45 (28,900) 7.30 (24,900) 1250 (2124) 1000 (1699) 0.5 (0.38) 0.3 (8) 3.1 (0.29) 3 394 (2.0) 7 (0.20) 225 (102) Standard SCR 4.7 (16040) 5.8 (19800) 6.3 (21500) 5.6 (19100) 6.8 (23200) 7.3 (24900) 7.9 (27000) 9.5 (32400) 10.3 (35200) 7.9 (27000) 9.5 (32400) 10.3 (35200) 4.3 (2.0) 1.5 4.3 (2.0) 1.5 3/8" - #6 Female 7/8" - #11 Female 1/4" OD Copper Compression Fitting 3/4" NPT-Female 3/8" - #6 Female 7/8" - #11 Female 1/4" OD Copper Compression Fitting 3/4" NPT-Female 4x20x20 (102x508x508) 4x20x20 (102x508x508) 4x16x25 (102x406x635) 4x16x25 (102x406x635) MCD26W MCD38W Condensing Unit Model Number Condenser Fluid Requirements 85°F (29.4°C) EWT 110°F (43.3°C) EGT - 40% PG 85°F (29.4°C) EWT 110°F (43.3°C) EGT - 40% PG THR - kW (Btuh) @ 75F/45%RH 9.55 (32,500) 9.05 (30,800) 13.7 (46,700) 13.0 (44,400) Flow Rate, GPM (l/m) 8.1 (30.7) 8.5 (32.2) 6.6 (25.0) 10.9 (41.3) Pressure Drop, ft. of H20 (kPa) 17.8 (53.2) 23.9 (71.5) 12.3 (36.8) 36.1 (107.9) Water-Cooled Condensing Temperature 105°F (40.6°C) N/A 105°F (40.6°C) N/A Connection Sizes, in. (mm) OD 7/8 (22.2) 7/8 (22.2) Unit Volume, Gal (l) 1.2 (4.5) 1.2 (4.5) Unit Refrigerant Charge, oz. (kg) 41 (1.16) 54 (1.54) Unit Operating Weight, lb. (kg) 175 (79) 220 (100) Free-Cooling Coil Option Net Capacity Data - kW (Btuh) using 45°F EWT Entering Fluid Conditions 45°F (29.4°C) EWT 45°F EGT - 40% PG 45°F (29.4°C) EWT 45°F EGT - 40% PG Total 7.10 (24,200) 5.85 (19,900) 9.50 (32,400) 7.90 (26,900) 80°F DB, 62.8°F WB (26.7°C DB, 17.1°C WB) 38%RH Sensible 6.60 (22,600) 5.85 (19,900) 9.05 (30,800) 7.90 (26,900) Total 6.15 (20,900) 4.90 (16,800) 8.20 (28,000) 6.70 (22,800) 75°F DB, 61°F WB (23.9°C DB, 16.1°C WB) 45%RH Sensible 5.55 (18,900) 4.90 (16,800) 7.60 (25,900) 6.70 (22,800) Total 5.55 (18,900) 4.45 (15,100) 7.45 (25,400) 6.00 (20,400) 72°F DB, 60°F WB (22.2°C DB, 15.5°C WB) 50%RH Sensible 4.85 (16,600) 4.35 (14,900) 6.70 (22,900) 6.00 (20,400) Flow Rate - GPM (l/m) 4.5 (17.1) 8.5 (32.2) 5.9 (22.4) 10.9 (41.3) Pressure Drop, ft. water (kPa) 5.6 (16.7) 23.9 (71.5) 9.1 (27.2) 36.2 (108.2) Free-Cooling Coil - Copper Tube/Aluminum Fin Face Area, ft2 (m2) 3.1 (0.28) 3.1 (0.28) Coil Rows 3 3 Max Face Velocity, fpm (m/s) 294 (1.5) 394 (2.0) Internal Fluid Volume, gal (l) 2.0 (7.6) 2.0 (7.6) Water supply and return connections, in (mm) OD 7/8 (22.2) 7/8 (22.2) The net capacity data has fan motor heat factored in for all ratings and the entering air conditions of 75°F (23.9°C), 45%RH, is the standard rating condition for ASHRAE 127-2007. All capacities are nominal values; actual performance will be ±5%. Liebert® Mini-Mate2™ 16 Water/Glycol Systems—Capacities and Dimensions Table 8 Water/glycol data, 50Hz MMD35E or MMD35K Evaporator Model Condensing Unit Fluid DX Evaporator- Net Capacity Data - kW (Btuh) @ High Speed CFM Total 80°F DB, 62.8°F WB (26.7°C DB, 17.1°C WB) 38%RH Sensible Total 75°F DB, 61°F WB (23.9°C DB, 16.1°C WB) 45%RH Sensible Total 72°F DB, 60°F WB (22.2°C DB, 15.5°C WB) 50%RH Sensible Fan Data - Evaporator CFM (CMH), High Speed CFM (CMH), Low Speed Fan Motor HP (W) External Static Pressure, in (mm) water gauge Evaporator Coil - Copper Tube/Aluminum Fin Face Area, ft2 (m2) Coil Rows Max Face Velocity, fpm (m/s) Unit Refrigerant Charge, oz. (kg) Unit Operating Weight, lb (kg) Electric Reheat Capacity (Includes Fan Motor)-kW (Btuh) Input Voltage 220-1-50 Input Voltage 380-3-50 SCR Reheat Capacity (Includes Fan Motor)-kW (Btuh) Input Voltage 220-1-50 Input Voltage 380-3-50 Humidifier Data - Steam Generator Type Steam capacity - lbs/hr (kg/hr) Electrical Input Power, kW Evaporator Connection Sizes Liquid line Diameter - Aeroquip Coupling Size Suction Line Diameter - Aeroquip Coupling Size Humidifier Supply Evaporator/Condensate Drain MERV 8 Filter, External Filter Box, qty (1), Nom. Size, in. (mm) MERV 8 Filter, Air Distribution Plenum, qty (1), Nom. Size, in. (mm) Condensing Unit Model Number Water-Cooled Glycol-Cooled 11.3 (38,700) 10.1 (34,400) 11.0 (37,400) 9.00 (30,700) 10.7 (36,600) 8.30 (28,400) 9.20 (31,400) 9.00 (30,700) 8.80 (30,100) 8.00 (27,300) 8.60 (29,400) 7.35 (25,100) 1250 (2124) 1000 (1699) 0.5 (0.38) 0.3 (8) 3.1 (0.29) 3 394 (2.0) 7 (0.20) 225 (102) 5.3 (18090) 7.3 (24900) 8.7 (29700) 10.3 (35100) 4.3 (2.0) 1.5 3/8" - #6 Female 7/8" - #11 Female 1/4" OD Copper Compression Fitting 3/4" NPT-Female 4x20x20 (102x508x508) 4x16x25 (102x406x635) MCD37W Condenser Fluid Requirements 85°F (29.4°C) EWT 110°F (43.3°C) EGT - 40% PG THR - kW (Btuh) @ 75F/45%RH 14.0 (47,800) 13.2 (44,900) Flow Rate, GPM (l/m) 6.6 (25.0) 11.9 (45.1) Pressure Drop, ft. of H20 (kPa) 11.9 (35.6) 43.2 (129.2) Water-Cooled Condensing Temperature 105°F (40.6°C) N/A Connection Sizes, in. (mm) OD 7/8 (22.2) Unit Volume, Gal (l) 1.2 (4.5) Unit Refrigerant Charge, oz. (kg) 54 (1.54) Unit Operating Weight, lb. (kg) 220 (100) Free-Cooling Coil Option Net Capacity Data - kW (Btuh) using 45°F EWT Entering Fluid Conditions 45°F (29.4°C) EWT 45°F EGT - 40% PG Total 9.50 (32,400) 8.25 (28,000) 80°F DB, 62.8°F WB (26.7°C DB, 17.1°C WB) 38%RH Sensible 9.05 (30,800) 8.25 (28,000) Total 8.20 (28,000) 7.00 (23,800) 75°F DB, 61°F WB (23.9°C DB, 16.1°C WB) 45%RH Sensible 7.60 (25,900) 7.00 (23,800) Total 7.45 (25,400) 6.30 (21,500) 72°F DB, 60°F WB (22.2°C DB, 15.5°C WB) 50%RH Sensible 6.70 (22,900) 6.30 (21,500) Flow Rate - GPM (l/m) 5.9 (22.4) 11.9 (45.1) Pressure Drop - ft. water (kPa) 9.1 (27.2) 44.3 (132.5) Free-Cooling Coil - Copper Tube/Aluminum Fin 3.1 (0.28) Face Area, ft2 (m2) Coil Rows 3 Max Face Velocity, fpm (m/s) 394 (2.0) Internal Fluid Volume, gal (l) 2.0 (7.6) Water supply and return connections, in (mm) OD 7/8 (22.2) The net capacity data has fan motor heat factored in for all ratings and the entering air conditions of 75°F (23.9°C), 45%RH, is the standard rating condition for ASHRAE 127-2007. All capacities are nominal values; actual performance will be ± 5%. Liebert® Mini-Mate2™ 17 Water/Glycol Systems—Capacities and Dimensions Figure 12 General arrangement, water/glycol split systems Scroll Compressor High Pressure Scroll Switch Liquid Injection Valve Bulb Hot Gas Bypass Solenoid Valve Suction Line Male Quick Connect Coupling Suction Line Female Quick Connect Coupling ss ypa s B ve a G l Hot trol Va Con * Sensing Bulb External Equalizer Tube in Tube Condenser Liquid Injection Valve ServiceAccess Ports Shutoff ** Liquid Line Valves Male Quick * Hose Bibs ** Connect Liquid Line Coupling Female Quick Connect Expansion Coupling Valve Fluid Supply To Unit Filter Drier Evaporator Coil Tube in Tube Condenser Water/Glycol Return Line Water/Glycol Fluid Return Supply Line From Unit * Use Liebert sweat adapter kit with field hard piping or use Liebert pre-charged line set. Close-coupling option available with MCD. ** Components are not supplied by Liebert but are recommended for proper circuit operation and maintenance. 2 - Way Water Regulating Valve Fluid Return From Unit Fluid Supply To Unit FIELD PIPING FACTORY PIPING 3 - Way Water Regulating Valve (Optional) DPN000190 REV 1 Figure 13 General arrangement, free-cooling coil with water/glycol condensing units Tube-in-Tube Condenser Bleed Valve Fluid Return From Unit Fluid Supply To Unit Shutoff Valves * Free Cooling Control Valve Temperature Stat Hose Bibs * Free Cooling Coil Shutoff Valves * NOTE: Recommended piping for systems using water/glycol loop for free-cooling coil option. FIELD PIPING Fluid Supply To Unit 3-Way Water Regulating Valve (Optional) * Components are not supplied by Liebert but are recommended for proper circuit operation and maintenance. DPN000197 Rev. 2 FACTORY PIPING Liebert® Mini-Mate2™ Hose Bibs * Fluid Return From Unit 18 Water/Glycol Systems—Capacities and Dimensions Figure 14 Dimensions, evaporator units with direct drive blower 1-7/16" 1" (25.4mm) 3-7/8" (98mm) 11" (279mm) 20" (50 15" (381mm) 1-7/16" (37mm) 10-7/8" (276mm) Removable Access Panels Optional discharge air duct flange supplied when optional filter box is ordered 18" (457mm) 18" (457mm) 14" (356mm) 24" (610mm) 18" Cabinet (457mm) Dimension 8mm) 18" (457mm) 54" (1372mm) Cabinet 57-13/16" Dimension (1468mm) 19-7/8" (505mm) Hanging Bracket 18" (457mm) Duct Flange 14" (356mm) Customer-Supplied (37mm) 30" Threaded Rods for (762mm) Module Suport from Cabinet Ceiling (Typ. 4) Dimension 27-13/16" (706mm) 11-1/8" Threaded Rod (283mm) Centers 14" (356mm) 3/4" (19mm) Cabinet Outline 1" (25.4mm) Filter Box (optional) Cover Plate Supplied With Plenum 55-13/16" (1418mm) Threaded Rod Centers 11-5/8" (295mm) 7/8" (22mm) holes for module rigging (typ. 2 each end). Shaded area indicates a recommended clearance of 30" (762mm) for access and filter removal Cabinet Dimension same as above Overall Dimension Shaded area indicates a recommended clearance of 30" (762mm) for access and filter removal Note: Unit is spaced evenly in reference to threaded rod centers Module Dimensions Removable panel on side of plenum. Minimum clearance 30" (762mm) for flter access and removal 6" (152mm) 5" (127mm) Air Discharge out sides of plenum 48" (1219mm) Overall Dimension 24" (610mm) Overall Dimension Air Discharge out Sides of Plenum 3-1/4" (83mm) Air Inlet through grille in center of plenum Optional Air Distribution Plenum All piping and electrical field connections are the same Table 9 Net weights—split system evaporator units Model # 60Hz 50Hz Weight lb (kg) MM*24E — 225 (102) MM*24K — 245 (111) MM*36E MM*35E 225 (102) MM*36K MM*35K 245 (111) Liebert® Mini-Mate2™ 19 DPN000193 Rev. 3 Water/Glycol Systems—Capacities and Dimensions Figure 15 Dimensions, evaporator units with optional belt drive blower assembly 29-7/8" (759mm) Threaded Rod Centers 16-13/16" (427mm) Threaded Rod Centers 57-13/16" (1468mm) Overall Dimension 30" (762mm) Blower Box Dimension 19" (483mm) Blower Box Dimension 55-13/16" (1418mm) Threaded Rod Centers High Static Blower Module 9-3/4" Outlet (248mm) Evaporator Unit 24" (610mm) Cabinet Dimension 5-7/8" (149mm) 6-7/8" (175mm) 6-5/16" (160mm) Outlet 4-29/32" (125mm) Threaded Rod To Threaded Rod 3-7/32" (82mm) Base to Base 4-29/32" (125mm) Cabinet to Cabinet 54" (1372mm) Cabinet Dimension 14" (356mm) Outlet Dimension 30" (762mm) Cabinet Dimension 18 " (457mm) Outlet Dimension DPN000194 Rev. 3 Table 10 Net weight, high static blower module Unit High Static Blower Module Liebert® Mini-Mate2™ Net Weight lb (kg) 85 (39) 20 Water/Glycol Systems—Capacities and Dimensions Figure 16 Cabinet dimensions and piping data, water/glycol indoor condensing module 8-7/8" (225mm) 14" (356mm) Overall Cabinet Dimension 50-1/4" (1276mm) Overall Dimension 3-7/8" (98mm) 48-1/4" (1225mm) Threaded Rod Centers 8-7/16" (214mm) 12" (305mm) Threaded Rod Centers 46-1/2" (1181mm) Cabinet Dimension Customer-Supplied Threaded Rods for Module Support from Ceiling (typ. 4) 20-3/4" (527mm) 22-1/2" (572mm) Cabinet Dimension Outlet Inlet Holes for Module Rigging (typ. 2 each end) Integral Hanging Bracket Note: Unit is spaced evenly in reference to threaded rod centers DIMENSIONAL DATA 7/8" (22.2mm) OD CU Water/Glycol Inlet Connection Extends 3-1/2" (88.9mm) beyond 7/8" (22.2mm) OD CU panel exterior 7/8" (22mm) Dia. Water/Glycol Outlet Connection Electrical Entrance Extends 3-1/2" (88.9mm) beyond for High Voltage panel exterior Connection Suction Line Male Quick Connect Liquid Line Male Quick Connect 7/8" (22mm) Dia. Electrical Entrance for Low Voltage Connection Table 11 PIPING CONNECTIONS Net weight, indoor water/glycol-cooled condensing unit Model # 60Hz 50Hz Weight lb (kg) MC*26W — 175 (79) MC*38W MC*37W 220 (100) Liebert® Mini-Mate2™ 21 DPN000208 Rev. 4 Minimum Clearance 33" (838mm) this side for component access and removal. Chilled Water Systems—Capacities and Dimensions 8.0 CHILLED WATER SYSTEMS—CAPACITIES AND DIMENSIONS Table 12 Chilled water data, 60 and 50Hz MMD40C/MMD39C CW Model, 50 & 60Hz Net Capacity Data - kW (Btuh) based on 45°F (7.2°C) EWT & 10°F (5.6°C) temperature rise Total 10.1 (34,600) 80°F DB, 62.8°F WB (26.7°C DB, 17.1°C WB) 38%RH Sensible 9.40 (32,100) Flow Rate, GPM (l/m) 7.2 (27.3) Pressure Drop, ft. water (kPa) 13.1 (39.2) Total 8.25 (28,200) 75°F DB, 61°F WB (23.9°C DB, 16.1°C WB) 45%RH Sensible 7.60 (26,000) Flow Rate, GPM (l/m) 5.9 (22.4) Pressure Drop - ft. water (kPa) 9.3 (27.8) Total 7.10 (24,200) 72°F DB, 60°F WB (22.2°C DB, 15.5°C WB) 50%RH Sensible 6.50 (22,200) Flow Rate, GPM (l/m) 5.2 (19.7) Pressure Drop, ft. water (kPa) 7.2 (21.5) Fan Data - Evaporator CFM (CMH) 1250 (2124) CFM (CMH), Low Speed 1000 (1699) Fan Motor, hp (kW) 0.5 (0.38) External Static Pressure, in (mm) water gauge 0.3 (8) CW Coil - Copper Tube/Aluminum Fin Face Area ft2 (m2) 3.1 (0.29) Coil Rows 3 Max Face Velocity, fpm (m/s) 391 (2.0) Electric Reheat Capacity (Includes Fan Motor)-kW (Btuh) Input Voltage 208-1-60 4.7 (16040) Input Voltage 230-1-60 5.8 (19800) Input Voltage 277-1-60 6.3 (21500) Input Voltage 208-3-60 5.6 (19100) Input Voltage 230-3-60 6.8 (23200) Input Voltage 460-3-60 7.3 (24900) Input Voltage-220-1-50 5.3 (18090) Input Voltage-380-3-50 7.3 (24900) Hot Water Reheat Coil - Copper Tube/Aluminum Fin Capacity (with fan motor heat) using 180°F (82°C) EWT, kW (Btuh) 16.1 (54,900) Flow Rate - GPM (l/m) 4.0 (15.2) Pressure Drop, ft. water (kPa) 8.5 (25.4) Face Area ft2 (m2) 3.1 (0.29) Coil Rows 1 HWRH supply and return connections, in (mm) OD 5/8 (15.9) Humidifier Data - Steam Generator Type Steam capacity - lbs/hr (kg/hr) 4.3 (2.0) Electrical Input Power, kW 1.5 Unit Connection Sizes CW supply and return connections, in (mm) OD 7/8 (22.2) Humidifier Supply 1/4" OD Copper Compression Fitting Evaporator/Condensate Drain 3/4" NPT-Female Unit Internal Fluid Volume, gal (l) 2.0 (7.6) MERV 8 Filter, External Filter Box, qty (1), Nom. Size, in. (mm) 4x20x20 (102x508x508) MERV 8 Filter, Air Distribution Plenum, qty (1), Nom. Size, in. (mm) 4x16x25 (102x406x635) Unit Operating Weight 230 (104) Unit Valve Types On/Off Slow Close: 2- & 3-Way Valve Size 1" Valve Cv 7.0 Max. Static Operating Pressure, psi (kPa) 300 (2068) Close-Off Pressure, psi (kPa) 60 (414) The net capacity data has fan motor heat factored in for all ratings and the entering air conditions of 75°F (23.9°C), 45%RH, is the standard rating condition for ASHRAE 127-2007. All capacities are nominal values; actual performance will be ±5%. Liebert® Mini-Mate2™ 22 Chilled Water Systems—Capacities and Dimensions Table 13 Capacity Correction Factors (based on 10°F (5.6°C) water rise) 72°F (22.2°C) /50% 75°F (23.9°C) /45%RH EWT TCC SCC TCC SCC 42°F (5.6°C) 1.25 1.13 1.23 1.12 43°F (6.1°C) 1.15 1.09 1.14 1.08 44°F (6.7°C) 1.07 1.04 1.07 1.04 45°F (7.2°C) 1.00 1.00 1.00 1.00 46°F (7.8°C) 0.92 0.96 0.94 0.96 47°F (8.3°C) 0.85 0.91 0.87 0.92 48°F (8.9°C) 0.78 0.85 0.82 0.88 49°F (9.4°C) 0.74 0.81 0.77 0.83 Figure 17 General arrangement, chilled water split systems Bleed Valve Chilled Water Chilled Supply Water Return Chilled Water Control Valve Chilled Water Coil 3 - Way Chilled Water Control Valve (Optional) Shutoff Valves * Hose Bibs * FIELD PIPING ** Components are not supplied by Emerson but are recommended for proper circuit operation and maintenance. FACTORY PIPING DPN000191 Rev. 2 Figure 18 General arrangement, hot water reheat, chilled water units Bleed Valve Water Water Supply Return To Unit From Unit Shutoff Valves * Hot Water Reheat Control Valve Hot Water Reheat Coil Y-Strainer Hose Bibs * * Components are not supplied by Liebert but are recommended for proper circuit operation and maintenance. FIELD PIPING FACTORY PIPING NOTE: Hot water reheat only available on chilled water units. DPN000197 Rev. 2 23 Liebert® Mini-Mate2™ Chilled Water Systems—Capacities and Dimensions Figure 19 Dimensions, chilled water units with direct drive blower 1-7/16" 1" (25.4mm) 3-7/8" (98mm) 11" (279mm) 20" (5 15" (381mm) 1-7/16" (37mm) 10-7/8" (276mm) Removable Access Panels Optional discharge air duct flange supplied when optional filter box is ordered 18" (457mm) 18" (457mm) 14" (356mm) 24" (610mm) 18" Cabinet (457mm) Dimension 08mm) 18" (457mm) 54" (1372mm) Cabinet 57-13/16" Dimension (1468mm) 19-7/8" (505mm) Hanging Bracket 18" (457mm) Duct Flange 14" (356mm) Customer-Supplied (37mm) 30" Threaded Rods for (762mm) Module Suport from Cabinet Ceiling (Typ. 4) Dimension 27-13/16" (706mm) 11-1/8" Threaded Rod (283mm) Centers 14" (356mm) 3/4" (19mm) Cabinet Outline 1" (25.4mm) Filter Box (optional) Cover Plate Supplied With Plenum 55-13/16" (1418mm) Threaded Rod Centers 11-5/8" (295mm) 7/8" (22mm) holes for module rigging (typ. 2 each end). Shaded area indicates a recommended clearance of 30" (762mm) for access and filter removal Cabinet Dimension same as above Overall Dimension Shaded area indicates a recommended clearance of 30" (762mm) for access and filter removal Note: Unit is spaced evenly in reference to threaded rod centers Module Dimensions Removable panel on side of plenum. Minimum clearance 30" (762mm) for flter access and removal 6" (152mm) 5" (127mm) Air Discharge out sides of plenum 48" (1219mm) Overall Dimension 24" (610mm) Overall Dimension Air Discharge out Sides of Plenum 3-1/4" (83mm) Air Inlet through grille in center of plenum Optional Air Distribution Plenum All piping and electrical field connections are the same Table 14 Chilled water units with direct drive blower weights Model # 60Hz 50Hz Net Weight lb (kg) MM*40C MM*39C 230 (104) Liebert® Mini-Mate2™ 24 DPN000193 Rev. 3 Chilled Water Systems—Capacities and Dimensions Figure 20 Dimensions, chilled water units with optional belt drive blower assembly 29-7/8" (759mm) Threaded Rod Centers 16-13/16" (427mm) Threaded Rod Centers 57-13/16" (1468mm) Overall Dimension 30" (762mm) Blower Box Dimension 19" (483mm) Blower Box Dimension 55-13/16" (1418mm) Threaded Rod Centers High Static Blower Module 9-3/4" Outlet (248mm) Evaporator Unit 24" (610mm) Cabinet Dimension 5-7/8" (149mm) 6-7/8" (175mm) 6-5/16" (160mm) Outlet 4-29/32" (125mm) Threaded Rod To Threaded Rod 3-7/32" (82mm) Base to Base 4-29/32" (125mm) Cabinet to Cabinet 54" (1372mm) Cabinet Dimension 14" (356mm) Outlet Dimension 30" (762mm) Cabinet Dimension 18 " (457mm) Outlet Dimension DPN000194 Rev. 3 Table 15 Net weight, high static blower module Unit High Static Blower Module Liebert® Mini-Mate2™ Net Weight lb (kg) 85 (39) 25 Electrical Data 9.0 ELECTRICAL DATA Table 16 Direct drive split system evaporator or chilled water unit electrical data, 60Hz Base Evaporator Model Number 208/230 - 1 Ph - 60Hz 277 - 1 Ph - 60Hz 208/230 - 3 Ph - 60Hz 460 - 3 Ph - 60Hz MM*24E MM*36E MM*24E MM*36E MM*24E MM*36E MM*24E MM*36E FLA 2.8 2.8 2.3 2.3 — 2.8 — 1.4 WSA 3.5 3.5 2.9 2.9 — 3.5 — 1.8 OPD 15 15 15 15 — 15 — 15 FLA 27.8 27.8 24.0 24.0 — 19.6 — 9.8 WSA 34.8 34.8 30.0 30.0 — 24.5 — 12.3 OPD 35 35 35 35 — 25 — 15 FLA 32.0 44.5 27.6 38.4 — 26.9 — 13.5 WSA 40.0 55.6 34.5 48.0 — 33.6 — 16.9 OPD 45 60 35 50 — 35 — 20 FLA 9.2 9.2 8.0 8.0 — 9.2 — 4.8 WSA 11.5 11.5 10.0 10.0 — 11.5 — 6.0 OPD 15 15 15 15 — 15 — 15 Cooling Only with Electric Reheat with SCR Reheat 4 with Humidifier with Electric Reheat and Humidifier FLA 34.2 34.2 29.7 29.7 — 26.0 — 13.2 WSA 42.8 42.8 37.1 37.1 — 32.5 — 16.5 OPD 45 45 40 40 — 35 — 20 with SCR Reheat 4 and Humidifier FLA 38.4 50.9 33.3 44.1 — 33.3 — 16.9 WSA 48.0 63.6 41.6 55.1 — 41.6 — 21.1 OPD 50 70 45 60 — 45 — 25 * Specify disconnect or no disconnect Notes: 1. Use MM*36E electrical data for MM*40C chilled water units 2. For units with Hot Water Reheat (available only on MM*40C units), use appropriate values from “Cooling only” or “with Humidifier” categories. 3. Use MM*24E and MM*36E for MM*24K & MM*36K, respectively, except with SCR reheat. 4. SCR Reheat not available with MM*24K, MM*36K or MM*40C. Liebert® Mini-Mate2™ 26 Electrical Data Table 17 Belt drive split system evaporator or chilled water electrical data, with high static blower box, 60Hz Base Evaporator Model Number 208/230 - 1 Ph - 60Hz 277 - 1 Ph - 60Hz 208/230 - 3 Ph - 60Hz 460 - 3 Ph - 60Hz MM*24E MM*36E MM*24E MM*36E MM*24E MM*36E MM*24E MM*36E FLA 9.2 9.2 6.4 6.4 — 4.8 — 2.1 WSA 11.5 11.5 8.0 8.0 — 6.0 — 2.6 OPD 20 20 15 15 — 15 — 15 FLA 34.2 34.2 28.1 28.1 — 21.6 — 10.5 WSA 42.8 42.8 35.1 35.1 — 27.0 — 13.1 OPD 45 45 40 40 — 30 — 15 FLA 38.4 50.9 31.7 42.5 — 28.9 — 14.2 WSA 48.0 63.6 39.6 53.1 — 36.1 — 17.8 OPD 50 70 40 60 — 40 — 20 FLA 15.6 15.6 12.1 12.1 — 11.2 — 5.5 WSA 19.5 19.5 15.1 15.1 — 14.0 — 6.9 OPD 25 25 20 20 — 15 — 15 — 28.0 — 13.9 Cooling Only with Electric Reheat with SCR Reheat 5 with Humidifier with Electric Reheat and Humidifier FLA 40.6 40.6 33.8 33.8 WSA 50.8 50.8 42.3 42.3 — 35.0 — 17.4 OPD 60 60 45 45 — 40 — 20 — 35.3 — 17.6 5 with SCR Reheat and Humidifier FLA 44.8 57.3 37.4 48.2 WSA 56.0 71.6 46.8 60.3 — 44.1 — 22.0 OPD 60 80 50 70 — 45 — 25 * Specify disconnect or no disconnect Notes: 1. Belt drive data includes externally mounted high static blower box, powered from unit. 2. Use MM*36E electrical data for MM*40C chilled water units. 3. For units with Hot Water Reheat (available only on MM*40C units), use appropriate values from “Cooling only” or “with Humidifier” categories. 4. Use MM*24E and MM*36E for MM*24K & MM*36K, respectively, except with SCR reheat. 5. SCR Reheat not available with MM*24K, MM*36K or MM*40C. Liebert® Mini-Mate2™ 27 Electrical Data Table 18 Direct drive split system evaporator or chilled water electrical data, 50Hz 220 - 1Ph - 50Hz 380/415 - 3Ph-50Hz MM*35E MM*35E FLA 2.8 1.4 FLA 27.8 11.1 FLA 44.6 15.3 FLA 9.2 5.1 34.2 14.8 50.9 19.0 Base Evaporator Model Number Cooling Only with Electric Reheat with SCR Reheat 4 with Humidifier with Electric Reheat and Humidifier FLA with SCR Reheat and Humidifier 4 FLA * Specify disconnect or no disconnect Notes: 1. Use MM*35E electrical data for MM*39C chilled water units. 2. For units with Hot Water Reheat (available only on MM*39C units), use appropriate values from “Cooling only” or “with Humidifier” categories. 3. Use MM*35E for MM*35K, except with SCR reheat. 4. SCR Reheat not available with MM*35K or MM*39C. Table 19 Belt drive split system evaporator or chilled water electrical data, 50Hz 220 - 1 Ph - 50Hz 380/415 - 3 Ph - 50Hz MM*35E MM*35E FLA 7.0 2.6 FLA 32.0 12.3 FLA 48.7 16.5 FLA 13.4 6.3 38.4 16.0 55.1 20.2 Base Evaporator Model Number Cooling Only with Electric Reheat with SCR Reheat 5 with Humidifier with Electric Reheat and Humidifier FLA with SCR Reheat and Humidifier 5 FLA * Specify disconnect or no disconnect Notes: 1. Belt drive data includes externally mounted high static blower box, powered from unit. 2. Use MM*35E electrical data for MM*39C chilled water units. 3. For units with Hot Water Reheat (available only on MM*39C units), use appropriate values from “Cooling only” or “with Humidifier” categories. 4. Use MM*35E for MM*35K, except with SCR reheat. 5. SCR Reheat not available with MM*35K or MM*39C. Liebert® Mini-Mate2™ 28 Electrical Data Table 20 Indoor condensing unit electrical data, 60 and 50Hz 60Hz Model 208/230-1ph-60Hz 277-1ph-60Hz 50Hz 208/230-3ph-60Hz 460-3ph-60Hz 220-1ph-50Hz 380/415-3ph-50Hz MC*24A MC*24A MC*24A MC*24A — — FLA 14.3 12.7 — — 13.2 5.7 WSA 17.3 15.3 — — — — OPD 25 25 — — N/A N/A MC*36A MC*36A MC*36A MC*36A MC*35A MC*35A FLA 20.8 16.6 15.7 7.8 20.1 7.8 WSA 25.1 20.2 18.7 9.4 — — OPD 40 30 30 15 — — MC*26W MC*26W MC*26W MC*26W — — FLA 12.0 10.4 — — — — WSA 15.0 13.0 — — — — OPD 25 20 — — — — MC*38W MC*38W MC*38W MC*38W MC*37W MC*37W FLA 17.1 14.3 12.0 6.4 17.1 6.4 WSA 21.4 17.9 15.0 8.0 — — OPD 35 30 25 15 — — * Specify disconnect or no disconnect Table 21 Outdoor condensing unit electrical data, 60 and 50Hz Model # Nominal 60Hz 50Hz Capacity Electrical Tons Characteristic 208/230-1-60 208/230-3-60 460-3-60 575-3-60 220-1-50 380/415-3-50 Standard 95°F (35°C) ambient PFH027A_ _L7 PFH037A_ _L7 PFH036A_ _L7 2 3 FLA 13.4 — — — — — WSA 16.4 — — — — — OPD 25 — — — — — FLA 18.5 13.4 7.1 5.8 18.4 7.0 WSA 22.8 16.4 8.7 7.0 — — OPD 35 25 15 15 — — FLA 15.4 — — — — — WSA 18.4 — — — — — OPD 30 — — — — — High Ambient 105°F (41°C) ambient PFH027A_ _H7 PFH037A_ _H7 PFH036A_ _H7 2 3 FLA 20.5 15.4 8.1 5.8 20.5 8.1 WSA 24.8 18.4 9.7 7.0 — — OPD 40 30 15 15 — — FLA 12.9 — — — — — WSA 15.9 — — — — — Quiet-Line 95°F (35°C) ambient PFHZ27A_ _L7 PFHZ37A_ _L7 PFHZ36A_ _L7 2 3 Liebert® Mini-Mate2™ OPD 25 — — — — — FLA 18.0 12.9 7.1 — 18.0 6.9 WSA 22.3 15.9 8.7 — — — OPD 35 25 15 — — — 29 Electrical Data Figure 21 Single-point power kit - optional Close Coupled Centrifugal Air-Cooled or Water/Glycol-Cooled Condenser Electric Service (not by Emerson) Condenser Evaporator Evaporator Unit Electric Box Single Point Power Kit Option factory-supplied, field-installed and field-wired Line Voltage Electrical Power Supply Entrance (Optional Field-Installed Single Point Power Kit) Note: Single point power kit should be mounted inside the evaporator before installing the unit in the ceiling. Liebert® Mini-Mate2™ DPN000196 Rev. 0 30 Electrical Data Table 22 Electrical data, 60Hz air-cooled systems using single-point power kit, evaporator with direct-drive blowers and indoor condensing unit 208/230 - 1 Ph - 60Hz 277 - 1 Ph - 60Hz 208/230 - 3 Ph - 60Hz 460 - 3 Ph - 60Hz Base Evaporator Model Number MM*24E MM*36E MM*24E MM*36E MM*24E MM*36E MM*24E MM*36E Condensing Unit Model Number MC*24A MC*36A MC*24A MC*36A MC*24A MC*36A MC*24A MC*36A FLA 17.1 23.6 15.0 18.9 — 18.5 — 9.2 WSA 20.1 27.9 17.6 22.5 — 21.5 — 10.8 OPD 30 40 25 35 — 30 — 15 FLA 42.1 48.6 36.7 40.6 — 35.3 — 17.6 WSA 51.4 59.1 44.7 49.6 — 42.5 — 21.3 OPD 60 60 45 50 — 50 — 25 FLA 46.3 65.3 40.3 55.0 — 42.6 — 21.3 WSA 56.6 80.0 49.2 67.6 — 51.6 — 25.9 OPD 60 80 50 70 — 50 — 30 FLA 23.5 30.0 20.7 24.6 — 24.9 — 12.6 WSA 26.5 34.3 23.3 28.2 — 27.9 — 14.2 OPD 35 50 30 40 — 35 — 20 — 35.3 — 17.6 Cooling Only with Electric Reheat with SCR Reheat 2 with Humidifier with Electric Reheat and Humidifier FLA 42.1 48.6 36.7 40.6 WSA 51.4 59.1 44.7 49.6 — 42.5 — 21.3 OPD 60 60 45 50 — 50 — 25 — 49.0 — 24.7 with SCR Reheat and Humidifier 2 FLA 52.7 71.7 46.0 60.7 WSA 63.0 86.4 54.9 73.3 — 58.0 — 29.3 OPD 70 90 60 80 — 60 — 30 * Specify disconnect or no disconnect Note: 1. Use MM*24E and MM*36E for MM*24K & MM*36K, respectively, except with SCR reheat. 2. SCR Reheat not available with MM*24K or MM*36K. Liebert® Mini-Mate2™ 31 Electrical Data Table 23 Electrical data, 60Hz air-cooled systems using single-point power kit, evaporator with belt-drive blowers and indoor condensing unit 208/230 - 1 Ph - 60Hz 277 - 1 Ph - 60Hz 208/230 - 3 Ph - 60Hz 460 - 3 Ph - 60Hz Base Evaporator Model Number MM*24E MM*36E MM*24E MM*36E MM*24E MM*36E MM*24E MM*36E Condensing Unit Model Number MC*24A MC*36A MC*24A MC*36A MC*24A MC*36A MC*24A MC*36A FLA 23.5 30.0 19.1 23.0 — 20.5 — 9.9 WSA 26.5 34.3 21.7 26.6 — 23.5 — 11.5 OPD 35 50 30 40 — 35 — 15 FLA 48.5 55.0 40.8 44.7 — 37.3 — 18.3 WSA 57.8 65.5 48.8 53.7 — 44.5 — 22.0 OPD 60 70 50 60 — 50 — 25 FLA 52.7 71.7 44.4 59.1 — 44.6 — 22.0 WSA 63.0 86.4 53.3 71.7 — 53.6 — 26.6 OPD 70 90 60 80 — 60 — 30 FLA 29.9 36.4 24.8 28.7 — 26.9 — 13.3 WSA 32.9 40.7 27.4 32.3 — 29.9 — 14.9 OPD 40 50 35 45 — 40 — 20 Cooling Only with Electric Reheat with SCR Reheat 3 with Humidifier with Electric Reheat and Humidifier FLA 48.5 55.0 40.8 44.7 — 37.3 — 18.3 WSA 57.8 65.5 48.8 53.7 — 44.5 — 22.0 OPD 60 70 50 60 — 50 — 25 with SCR Reheat and Humidifier 3 FLA 59.1 78.1 50.1 64.8 — 51.0 — 25.4 WSA 69.4 92.8 59.0 77.4 — 60.0 — 30.0 OPD 70 100 60 80 — 70 — 35 * Specify disconnect or no disconnect Notes: 1. Belt drive data includes externally mounted high static blower box, powered from evaporator unit. 2. Use MM*24E and MM*36E for MM*24K & MM*36K, respectively, except with SCR reheat. 3. SCR Reheat not available with MM*24K or MM*36K. 32 Liebert® Mini-Mate2™ Electrical Data Table 24 Electrical data, 50Hz air-cooled systems using single-point power kit, evaporator with direct-drive blowers and indoor condensing unit 220 - 1 Ph - 50Hz 380/415 - 3 Ph - 50Hz Base Evaporator Model Number MM*35E MM*35E Condensing Unit Model Number MC*35A MC*35A FLA 22.9 9.2 FLA 47.9 18.9 FLA 64.6 23.1 FLA 29.3 12.9 47.9 18.9 71.0 26.8 Cooling Only with Electric Reheat with SCR Reheat 2 with Humidifier with Electric Reheat and Humidifier FLA with SCR Reheat and Humidifier 2 FLA * Specify disconnect or no disconnect Notes: 1. Use MM*35E for MM*35K, except with SCR reheat. 2. SCR Reheat not available with MM*35K. Table 25 Electrical data, 50Hz air-cooled systems using single-point power kit, evaporator with belt-drive blowers and indoor condensing unit 220 - 1 Ph - 50Hz 380/415 - 3 Ph - 50Hz Base Unit Model Number MM*35E MM*35E Condensing Unit Model Number MC*35A MC*35A FLA 27.1 10.4 FLA 52.1 20.1 FLA 68.8 24.3 FLA 33.5 14.1 52.1 20.1 75.2 28.0 Cooling Only with Electric Reheat with SCR Reheat 3 with Humidifier with Electric Reheat and Humidifier FLA with SCR Reheat and Humidifier 3 FLA * Specify disconnect or no disconnect Notes: 1. Belt drive data includes externally mounted high static blower box, powered from evaporator unit. 2. Use MM*35E for MM*35K, except with SCR reheat. 3. SCR Reheat not available with MM*35K. 33 Liebert® Mini-Mate2™ Electrical Data Table 26 Electrical data, 60Hz water/glycol-cooled systems using single-point power kit, evaporator with direct-drive blowers and indoor condensing unit 208/230 - 1 Ph - 60Hz 277 - 1 Ph - 60Hz 208/230 - 3 Ph - 60Hz 460 - 3 Ph - 60Hz Base Unit Model Number MM*24E MM*36E MM*24E MM*36E MM*24E MM*36E MM*24E MM*36E Condensing Unit Model Number MC*26W MC*38W MC*26W MC*38W MC*26W MC*38W MC*26W MC*38W FLA 14.8 19.9 12.7 16.6 — 14.8 — 7.8 WSA 17.8 24.2 15.3 20.2 — 17.8 — 9.4 OPD 25 40 25 30 — 25 — 15 FLA 39.8 44.9 34.4 38.3 — 31.6 — 16.2 WSA 49.1 55.4 42.4 47.3 — 38.8 — 19.9 OPD 50 60 45 50 — 45 — 20 FLA 44.0 61.6 38.0 52.7 — 38.9 — 19.9 WSA 54.3 76.3 46.9 65.3 — 47.9 — 24.5 OPD 60 80 50 70 — 50 — 25 FLA 21.2 26.3 18.4 22.3 — 21.2 — 11.2 WSA 24.2 30.6 21.0 25.9 — 24.2 — 12.8 OPD 35 45 30 40 — 35 — 15 — 31.6 — 16.2 Cooling Only with Electric Reheat with SCR Reheat 2 with Humidifier with Electric Reheat and Humidifier FLA 39.8 44.9 34.4 38.3 WSA 49.1 55.4 42.4 47.3 — 38.8 — 19.9 OPD 50 60 45 50 — 45 — 20 — 45.3 — 23.3 with SCR Reheat and Humidifier 2 FLA 50.4 68.0 43.7 58.4 WSA 60.7 82.7 52.6 71.0 — 54.3 — 27.9 OPD 70 90 60 80 — 60 — 30 * Specify disconnect or no disconnect Notes: 1. Use MM*24E and MM*36E for MM*24K & MM*36K, respectively, except with SCR reheat. 2. SCR Reheat not available with MM*24K or MM*36K. 34 Liebert® Mini-Mate2™ Electrical Data Table 27 Electrical data, 60Hz water/glycol-cooled systems using single-point power kit, evaporator with belt-drive blowers and indoor condensing unit 208/230 - 1 Ph - 60Hz 277 - 1 Ph - 60Hz 208/230 - 3 Ph - 60Hz 460 - 3 Ph - 60Hz Base Evaporator Model Number MM*24E MM*36E MM*24E MM*36E MM*24E MM*36E MM*24E MM*36E Condensing Unit Model Number MC*26W MC*38W MC*26W MC*38W MC*26W MC*38W MC*26W MC*38W FLA 21.2 26.3 16.8 20.7 — 16.8 — 8.5 WSA 24.2 30.6 19.4 24.3 — 19.8 — 10.1 OPD 35 45 25 35 — 30 — 15 FLA 46.2 51.3 38.5 42.4 — 33.6 — 16.9 WSA 55.5 61.8 46.5 51.4 — 40.8 — 20.6 OPD 60 70 50 60 — 45 — 20 FLA 50.4 68.0 42.1 56.8 — 40.9 — 20.6 WSA 60.7 82.7 51.0 69.4 — 49.9 — 25.2 OPD 70 90 60 70 — 50 — 30 FLA 27.6 32.7 22.5 26.4 — 23.2 — 11.9 WSA 30.6 37.0 25.1 30.0 — 26.2 — 13.5 OPD 40 50 35 40 — 35 — 15 Cooling Only with Electric Reheat with SCR Reheat 3 with Humidifier with Electric Reheat and Humidifier FLA 46.2 51.3 38.5 42.4 — 33.6 — 16.9 WSA 55.5 61.8 46.5 51.4 — 40.8 — 20.6 OPD 60 70 50 60 — 45 — 20 with SCR Reheat and Humidifier 3 FLA 56.8 74.4 47.8 62.5 — 47.3 — 24.0 WSA 67.1 89.1 56.7 75.1 — 56.3 — 28.6 OPD 70 90 60 80 — 60 — 30 * Specify disconnect or no disconnect Notes: 1. Belt drive data includes externally mounted high static blower box, powered from evaporator unit. 2. Use MM*24E and MM*36E for MM*24K & MM*36K, respectively, except with SCR reheat. 3. SCR Reheat not available with MM*24K or MM*36K. 35 Liebert® Mini-Mate2™ Electrical Data Table 28 Electrical data, 50Hz water/glycol-cooled systems using single-point power kit, evaporator with direct-drive blowers and indoor condensing unit 220 - 1 Ph - 50Hz 380/415 - 3 Ph - 50Hz Base Evaporator Model Number MM*35E MM*35E Condensing Unit Model Number MC*37W MC*37W FLA 19.9 7.8 FLA 44.9 17.5 FLA 61.6 21.7 FLA 26.3 11.5 44.9 17.5 68.0 25.4 Cooling Only with Electric Reheat with SCR Reheat 2 with Humidifier with Electric Reheat and Humidifier FLA with SCR Reheat and Humidifier 2 FLA * Specify disconnect or no disconnect Notes: 1. Use MM*35E for MM*35K, except with SCR reheat. 2. SCR Reheat not available with MM*35K. Table 29 Electrical data, 50Hz water/glycol-cooled systems using single-point power kit, evaporator with belt-drive blowers and indoor condensing unit 220 - 1 Ph - 50Hz 380/415 - 3 Ph - 50Hz Base Evaporator Model Number MM*35E MM*35E Condensing Unit Model Number MC*37W MC*37W FLA 24.1 9.0 FLA 49.1 18.7 FLA 65.8 22.9 FLA 30.5 12.7 49.1 18.7 72.2 26.6 Cooling Only with Electric Reheat with SCR Reheat 3 with Humidifier with Electric Reheat and Humidifier FLA with SCR Reheat and Humidifier 3 FLA * Specify disconnect or no disconnect Notes: 1. Belt drive data includes externally mounted high static blower box, powered from evaporator unit. 2. Use MM*35E for MM*35K, except with SCR reheat. 3. SCR Reheat not available with MM*35K. 36 Liebert® Mini-Mate2™ Refrigerant Piping 10.0 REFRIGERANT PIPING Table 30 Refrigerant charge Model # 60Hz MM*24E/K MM*36E/K 50Hz Charge R-407C oz (kg) — 7 (0.198) MM*35E/K MC*24AL_H7 MC*36AL_H7 — 134 (3.80) MC*35AL_H7 MC*26W__H7 MC*38W__H7 7 (0.198) 213 (6.04) — 41 (1.16) MC*37W__H7 54 (1.54) PFH027-_L7 — 134 (3.80) PFH027-_H7 — 213 (6.04) PFHZ27-_L7 — 213 (6.04) PFH037-_L7 PFH036-_L7 213 (6.04) PFH037-_H7 PFH036-_H7 426 (12.08) PFHZ37-_L7 PFHZ36-_L7 426 (12.08) Table 31 Recommended refrigerant line sizes 2 Ton 3 Ton Equivalent Length, ft (m) Suction Liquid Suction Liquid 50 (15.2) 7/8" 3/8" 7/8" 1/2" 1/2" 1-1/8" 2 1/2" 1/2" 2 1/2" 100 (30.5) 150 (45.7) 7/8" 7/8" 1-1/8" 1. Suction line and liquid line sizing based on < 3 psi pressure drop in each and horizontal suction line refrigerant velocities >700FPM (3.6m/s). 2. Suction size should be reduced one pipe size for vertical riser sections to maintain suction line velocity > 1000FPM (5.1m/s) for proper oil return. Table 32 Pipe length and condenser elevation relative to evaporator Nominal System Size Tons Max. Equiv. Pipe Length ft. (m) Maximum PFH Level Above Evaporator, ft. (m) Maximum PFH Level Below Evaporator, ft. (m) 2 150 (45) 40 (12) 15 (4.6) 3 150 (45) 50 (15) 15 (4.6) Maximum recommended total equivalent pipe length is 150 ft (46m). Suction and liquid lines may require additional specialty items when vertical lines exceed 20 ft. (6m) and/or condensing unit installation is more than 15 ft. (4.6m) below the evaporator. Contact Emerson Application Engineering for assistance. Table 33 Line charges - refrigerant per 100 ft. (30m) of Type L copper tube R-407C, lb/100 ft. (kg/30m) Line Size, O.D., in. Liquid Line Suction Line 3/8 3.7 (1.7) — 1/2 6.9 (3.1) — 5/8 11.0 (5.0 0.4 (0.2) 3/4 15.7 (7.1) 0.6 (0.3) 7/8 23.0 (10.4) 1.0 (0.4) 1-1/8 — 1.7 (0.7) 1-3/8 — 2.7 (1.1) 37 Liebert® Mini-Mate2™ Refrigerant Piping Table 34 Refrigerant charge in Liebert pre-charged R-407C line sets Line Size, in. Length, ft. (m) 3/8 liquid 5/8 or 7/8 suction Table 35 Charge R-407C, oz (kg) 15 (4.5) 5 (0.14) 30 (9) 10 (0.28) 15 (4.5) 5 (0.14) 30 (9) 10 (0.28) Equivalent lengths for various pipe fittings, ft (m) Copper Pipe OD, in. 90 Degree Elbow Copper 90 Degree Elbow Cast 45 Degree Elbow Tee Gate Valve Globe Valve Angle Valve 1/2 0.8 (0.24) 1.3 (0.39) 0.4 (0.12) 2.5 (0.76) 0.26 (0.07) 7.0 (2.13) 4.0 (1.21) 5/8 0.9 (0.27) 1.4 (0.42) 0.5 (0.15) 2.5 (0.76) 0.28 (0.08) 9.5 (2.89) 5.0 (1.52) 3/4 1.0 (0.3) 1.5 (0.45) 0.6 (0.18) 2.5 (0.76) 0.3 (0.09) 12.0 (3.65) 6.5 (1.98) 7/8 1.45 (0.44) 1.8 (0.54) 0.8 (0.24) 3.6 (1.09) 0.36 (0.1) 17.2 (5.24) 9.5 (2.89) 1-1/8 1.85 (0.56) 2.2 (0.67) 1.0 (0.3) 4.6 (1.4) 0.48 (0.14) 22.5 (6.85) 12.0 (3.65) 1-3/8 2.4 (0.73) 2.9 (0.88) 1.3 (0.39) 6.4 (1.95) 0.65 (0.19) 32.0 (9.75) 16.0 (4.87) 1-5/8 2.9 (0.88) 3.5 (1.06) 1.6 (0.48) 7.2 (2.19) 0.72 (0.21) 36.0 (10.97) 19.5 (5.94) Refrigerant trap = Four times equivalent length of pipe per this table. Figure 22 Refrigerant piping diagram Pitch down 1/2" (13mm) per 10 ft. (3m) Evaporator Suction Line Piping Condensing Unit Below Evaporator NOTE When installing remote condensing units below the evaporator, the suction gas line should be trapped with an inverted trap to the height of the evaporator . This prevents refrigerant migration to the compressors during off cycles . Maximum recommended vertical level drop to condensing unit is 15 ft. (4.6m) . Condensing Unit Condensing Unit Evaporator Suction Line Piping Condensing Unit Above Evaporator Traps recommended at the base of riser exceeding 5 ft (1.5m) and every 20 feet (6m) of vertical rise. Pitch down 1/2" (13mm) per 10 ft. (3m) Liebert® Mini-Mate2™ See Table 32 for recommended maximum vertical rise above evaporator/maximum vertical fall below evaporator. 38 Glycol Loop Piping 11.0 GLYCOL LOOP PIPING Contact Emerson Application Engineering for assistance in choosing correct drycooler models. Refer to Figure 23. Figure 23 Heat rejection loop, multiple drycoolers and multiple indoor units Expansion Tank ______ Gal. (L) HP GPM (l/s) ft. ____(kW) ____ Per Pump @ ____(kPa) FS PUMP PACKAGE Drycooler No. 1 Model ______ GPM (l/s) ____ P: ___ ft (kPa) See Note 3 Cooling Unit # Model GPM (l/s) P ft (kPa): Cooling Unit # Model GPM (l/s) P ft (kPa): Cooling Unit # Model GPM (l/s) P ft (kPa): Drycooler No. 2 Model ______ GPM (l/s) ____ P: ___ ft (kPa) Cooling Unit # Model GPM (l/s) P ft (kPa): LEGEND Gate Valve Check Valve Butterfly Valve Relief Valve Union Ball or Flow Control Valve FS P: Cooling Unit # Model GPM (l/s) P ft (kPa): Cooling Unit # Model GPM (l/s) P ft (kPa): Flow Switch Pressure Drop Strainer/Filter Notes: 1. Pressure and temperature gauges (or ports for same) are recommended to monitor component pressure drops and performance. 2. Flow measuring devices, drain and balancing valves to be supplied by others and located as required. 3. See product literature for installation guidelines and clearance dimensions. 4. Drawing shows dual pump package. Alternate pump packages with more pumps may be considered; consult supplier 39 Total GPM (L/s): _____ Pipe Diam.: _____ In. (mm) P: _____ Ft. (kPa) Cooling Unit # Model GPM (l/s) P ft (kPa): Cooling Unit # Model GPM (l/s) P ft (kPa): Cooling Unit # Model GPM (l/s) P ft (kPa): Cooling Unit # Model GPM (l/s) P ft (kPa): Cooling Unit # Model GPM (l/s) P ft (kPa): Cooling Unit # Model GPM (l/s) P ft (kPa): DPN000991 Rev. 0 Liebert® Mini-Mate2™ Model Number Nomenclature—All Systems 12.0 MODEL NUMBER NOMENCLATURE—ALL SYSTEMS Figure 24 Model number nomenclature—Evaporator units MM = Liebert Mini-Mate2 Blower Type D = Direct Drive Internal Blower B = Belt Drive External Blower D = Disconnect Switch 0 = No Disconnect Switch Nominal Capacity Unit Type E = Split Evaporator K = Split Evaporator with Free-Cooling MM D Refrigerant 7 = R-407C 36 E 7 A Supply Power P = 208/230V - 1 ph - 60Hz X = 277V - 1 ph - 60Hz S = 220V - 1 ph - 50Hz (3-ton only) A = 460V - 3 ph - 60Hz (3-ton only) Y = 208/230V - 3 ph - 60Hz (3-ton only) M = 380/415V - 3ph - 50Hz (3-ton only) H E D A Reheat Type 0 = No Reheat E = Electric Reheat S = SCR Reheat (not available with free-cooling) Humidification H = Canister Humidifier 0 = No Humidifier R = Remote Humidifier Contact J = Canister Humidifier and Remote Humidifier Contact Sensor Packages 0 = None A = Filter Clog B = Smoke Sensor C = High-Temperature Sensor D = Filter Clog & Smoke Sensor E = Filter Clog & High-Temperature Sensor F = Smoke Sensor & High-Temperature Sensor G = Filter Clog, Smoke Sensor & High-Temperature Sensor Figure 25 Model number nomenclature—Air-cooled, indoor condensing units Supply Power P = 208/230V - 1 ph - 60Hz X = 277V - 1 ph - 60Hz S = 220V - 1 ph - 50Hz (3-ton only) A = 460V - 3 ph - 60Hz (3-ton only) Y = 208/230V - 3 ph - 60Hz (3-ton only) M = 380/415V - 3ph - 50Hz (3-ton only) MC = Liebert Mini-Mate2 indoor condensing units D = Disconnect Switch 0 = No Disconnect Switch Nominal Capacity 24 = 2-ton, 60Hz 35 = 3-ton, 50Hz 36 = 3-ton, 60Hz Refrigerant 7 = R-407C Cooling Method A = Air-Cooled MC D 36 A L Head Pressure Controls L = Liebert Lee-Temp™ Receiver Liebert® Mini-Mate2™ 40 A H 7 H = Hot Gas Bypass Model Number Nomenclature—All Systems Figure 26 Model number nomenclature—Outdoor air-cooled prop fan condensing units PF = Prop Fan Condensing Unit with Hot Gas Bypass 0 = Std. Sound Level Z = Quiet-Line PFH 0 Refrigerant 7 = R-407C Nominal Capacity, kBtuh Cooling Method A = Air-Cooled 37 — = Standard Coil C = Coated Coil A — P P = 208/230V - 1ph - 60Hz Y = 208/230V - 3ph - 60Hz (3-ton only) A = 460V - 3ph - 60Hz (3-ton only) B = 575V - 3ph - 60Hz (3-ton only) S = 220V - 1ph - 50Hz (3-ton only) M = 380/415V - 3ph - 50Hz (3-ton only) L 7 L = 95°F Ambient, Liebert Lee-Temp™ H = 105°F High Ambient, Liebert Lee-Temp Figure 27 Model number nomenclature—Water/glycol-cooled condensing units Nominal Capacity 26 = 2-ton, 60Hz 37 = 3-ton, 50Hz 38 = 3-ton, 60Hz MC = Liebert Mini-Mate2 indoor condensing units D = Disconnect Switch 0 = No Disconnect Switch MC D Cooling Method W = Water/Glycol 38 W 2 Supply Power P = 208/230V - 1 ph - 60Hz X = 277V - 1ph - 60Hz S = 220V - 1ph - 50Hz (3-ton only) A = 460V - 3ph - 60Hz (3-ton only) Y = 208/230V - 3ph - 60Hz (3-ton only) M = 380/415V – 3ph-50Hz (3-ton only) A Head Pressure Controls 2 = 2-Way Standard Pressure Water Reg Valve 3 = 3-Way Standard Pressure Water Reg Valve D = 2-Way High-Pressure Water Reg Valve T = 3-Way High-Pressure Water Reg Valve 41 H 7 Refrigerant 7 = R-407C H = Hot Gas Bypass Liebert® Mini-Mate2™ Model Number Nomenclature—All Systems Figure 28 Model number nomenclature—Chilled water units MM = Liebert Mini-Mate2 D = Disconnect Switch 0 = No Disconnect Switch Cooling Method C = Chilled Water Nominal Capacity 39 = 3-ton, 50Hz 40 = 3-ton, 60Hz MM D Supply Power P = 208/230V - 1 ph - 60Hz X = 277V - 1ph - 60Hz S = 220V - 1ph - 50Hz A = 460V - 3ph - 60Hz Y = 208/230V - 3ph - 60Hz M = 380/415V – 3ph-50Hz Liebert® Mini-Mate2™ 40 Blower Type D = Direct Drive Internal Blower B = Belt Drive External Blower Valve Type 2 = 2-Way Chilled Water Valve 3 = 3-Way Chilled Water Valve C 3 A H E D A Reheat Type Humidification 0 = No Reheat H = Canister Humidifier E = Electric Reheat 0 = No Humidifier H = Hot Water Reheat R = Remote Humidifier Contact J = Canister Humidifier and Remote Humidifier Contact Sensor Packages 0 = None A = Filter Clog B = Smoke Sensor C = High-Temperature Sensor D = Filter Clog & Smoke Sensor E = Filter Clog & High-Temperature Sensor F = Smoke Sensor & High Temperature Sensor G = Filter Clog, Smoke Sensor & HighTemperature Sensor 42 Guide Specifications for Liebert Mini-Mate2—2- and 3-Ton Systems GUIDE SPECIFICATIONS FOR LIEBERT MINI-MATE2—2- AND 3-TON SYSTEMS 1.0 GENERAL 1.1 Summary These specifications describe requirements for an environmental control system. The system shall be designed to control temperature and relative humidity conditions within the room. The manufacturer shall design and furnish all equipment in the quantities and configurations shown on the project drawings. System shall be supplied with CSA Certification to the harmonized U.S. and Canadian product safety standard CSA C22.2 No 236/UL 1995 for “Heating and Cooling Equipment” and marked with the CSA c-us logo (60Hz only). The system model number(s) shall be: Evaporator: _______________________ Condensing Unit: _______________________ Chilled Water Unit:__________________ 1.2 Design Requirements The environmental control system shall be a Liebert Mini-Mate2 factory assembled unit. On direct expansion models, the refrigeration system shall be split, with the compressor located in a remote or close-coupled condensing unit. The evaporator section shall be designed for above dropped-ceiling installation. Condensing units shall be designed for either outdoor or above-dropped-ceiling installation. The system shall have a total cooling capacity of _______ BTU/hr (kW) and a sensible cooling capacity of ________ BTU/hr (kW), based on the entering air condition of _____°F (°C) dry bulb and _____°F (°C) wet bulb. The unit is to be supplied for operation on a ______ volt, ______ phase, ______ Hz power supply. 1.3 Submittals Submittals shall be provided with the proposal and shall include: Dimensional, Electrical and Capacity data; and Piping and Electrical Connection Drawings. 1.4 Quality Assurance The specified system shall be factory-tested before shipment. Testing shall include, but shall not be limited to: Quality Control Checks, “Hi-Pot” Test (two times rated voltage plus 1000 volts, per NRTL agency requirements), and Metering Calibration Tests. The system shall be designed and manufactured according to world-class quality standards. The manufacturer shall be ISO 9001 certified. 2.0 PRODUCT 2.1 Standard Features/All Systems 2.1.1 Evaporator Cabinet Construction The cabinet and chassis shall be constructed of heavy gauge galvanized steel, and shall be serviceable from one side. Mounting brackets shall be factory-attached to the cabinet. Internal cabinet insulation shall meet ASHRAE 62.1 requirements for Mold Growth, Humidity & Erosion, tested per UL 181 and ASTM 1338 standards. 2.1.2 Air Distribution The air distribution system shall be constructed with a quiet, direct-drive fan assembly equipped with double-inlet blower, self-aligning ball bearings and lifetime lubrication. Fan motor shall be permanent-split capacitor, high-efficiency type, equipped with two speeds for airflow modulation. Dehumidification shall utilize the lower fan speed. Each system shall be capable of delivering ____CFM (____ CMH) at high fan speed. The circulating-air fan shall be two-speed for precise dehumidification control. The fan motor shall be ____ HP (____ W). System shall be suitable for plenum or ducted air distribution. Refer to 2.5.2 - Air Filter Box, 2.5.3 Air Distribution Plenum and 2.5.4 - High Static Blower Assembly. 43 Liebert® Mini-Mate2™ Guide Specifications for Liebert Mini-Mate2—2- and 3-Ton Systems 2.1.3 Microprocessor Control The control system shall be microprocessor-based, factory-wired into the system and tested prior to shipment. The wall-mounted control enclosure shall include a 2-line by 16-character LCD providing continuous display of operating status and alarm condition. An 8-key membrane keypad for setpoint/ program control, fan speed selection and unit On/Off shall be located below the display. The control display shall be field-wired to the control board using 4-conductor field-supplied thermostat wire. Temperature and humidity sensors shall be located in the wall box, which shall be capable of being located up to 300 ft (91.4m) from the evaporator unit. 2.1.3.1 Monitoring The LCD shall provide On/Off indication, operating mode indication (cooling, heating, humidifying, dehumidifying), fan speed indication and current day, time, temperature and humidity (if applicable) indication. The monitoring system shall be capable of relaying unit operating parameters and alarms to the Liebert SiteScan® monitoring system. 2.1.3.2 • • • • Control Setpoint Parameters Temp. Setpoint 65-85°F (18-29°C) Temp. Sensitivity 1-9.9°F (1-5°C) Humidity Setpoint 20-80% RH Humidity Sensitivity 1-30% RH 2.1.3.3 2.1.3.3.1 Unit Controls Compressor Short-Cycle Control The control system shall prevent compressor short-cycling by a 3-minute timer from compressor stop to the next start. 2.1.3.3.2 Common Alarm and Remote On/Off A common alarm relay shall provide a contact closure to a remote alarm device. Two (2) terminals shall also be provided for remote On/Off control. Individual alarms shall be “enabled” or “disabled” from reporting to the common alarm. 2.1.3.3.3 Setback Control The control shall be user-configurable to use a manual setpoint control or a programmable, time-based setback control. The setback control will be based on a 5 day/2 day programmed weekly schedule with capability of accepting 2 events per program day. 2.1.3.3.4 Temperature Calibration The control shall include the capabilities to calibrate the temperature and humidity sensors and adjust the sensor response delay time from 0 to 90 seconds. The control shall be capable of displaying temperature values in °F or °C. 2.1.3.3.5 System Auto Restart For startup after power failure, the system shall provide automatic restart with a programmable (up to 9.9 minutes in 6-second increments) time delay. Programming can be performed either at the wall-mounted controller or from the central, site-monitoring system. Liebert® Mini-Mate2™ 44 Guide Specifications for Liebert Mini-Mate2—2- and 3-Ton Systems 2.1.4 Alarms 2.1.4.1 Unit Alarm The control system shall monitor unit operation and activate an audible and visual alarm in the event of the following factory preset alarm conditions: • • • • • • • • High Temperature Low Temperature High Humidity Low Humidity High Water Alarm - Lockout Unit Operation High Head Pressure Loss of Power Compressor Short Cycle 2.1.4.2 • • • • Custom Alarms (2x) Humidifier Problem Filter Clog Water Detected Smoke Detected User-customized text can be entered for the two (2) custom alarms. 2.1.4.3 Alarm Controls Each alarm (unit and custom) shall be separately enabled or disabled, selected to activate the common alarm (except for high head pressure). 2.1.4.4 Audible Alarm The audible alarm shall annunciate any alarm that is enabled by the operator. 2.1.4.5 Common Alarm A programmable common alarm shall be provided to interface user selected alarms with a remote alarm device. 2.1.4.6 Remote Monitoring All alarms shall be communicated to the Liebert site monitoring system with the following information: date and time of occurrence, unit number, and present temperature and humidity. 2.2 Direct Expansion System Evaporator Components 2.2.1 Direct Expansion Coil The evaporator section shall include evaporator coil, thermostatic expansion valve and filter drier. The evaporator coil shall have 3.1 sq. ft. (0.29 sq.m) face area, 3 rows deep. It shall be constructed of copper tubes and aluminum fins and have a maximum face velocity of ____ fpm (m/s) at ____ CFM (CMH). An externally equalized thermostatic expansion valve shall control refrigerant flow. The evaporator coil shall be factory-charged with R-407C refrigerant and sealed. The evaporator unit can be coupled directly with a ceiling mounted condensing unit or mounted remote to the condensing unit. The coil shall be provided with a condensate drain pan with an internally trapped drain line. The evaporator drain pan shall include a factory-installed float switch to shut down the evaporator upon high water condition. 45 Liebert® Mini-Mate2™ Guide Specifications for Liebert Mini-Mate2—2- and 3-Ton Systems 2.2 Chilled Water System Components 2.2.1 Chilled Water Control Valve The control valve shall be a motorized, slow-close On/Off type to reduce water hammer. Design pressure shall be 300 psig (2068 kPa) static pressure, with a maximum close-off pressure of 60 psig (414 kPa). Valve shall be non-spring return. 2.2.2 Chilled Water Coil The cooling coil shall have a minimum of 3.1 sq.ft. (0.29 sq.m) face area, 3 rows deep. It shall be constructed of copper tubes and aluminum fins and have a maximum face velocity of 391fpm (2.0 m/s) at 1250 CFM (2124 CMH). The coil shall be supplied with 45°F (7.2°C) entering water temperature. The coil shall be supplied with ______ GPM (l/s) of chilled water and the pressure drop shall not exceed ______ PSI (kPa). The coil assembly shall be mounted in a condensate drain pan with an internally trapped drain line. The evaporator drain pan shall include a factory-installed float switch to shut down the evaporator upon high water condition. 2.3 Indoor Air-Cooled Centrifugal Fan Condensing Unit Condensing unit components shall include condenser coil, scroll compressor, high-pressure switch, Lieber Lee-Temp™ refrigerant receiver, head pressure control valve, hot gas bypass system and liquid line solenoid valve. The hot gas bypass circuit shall be provided to reduce compressor cycling and improve operation under low-load conditions. All components shall be factory-assembled, charged with R-407C refrigerant and sealed. No internal piping, brazing, dehydration or charging shall be required. Condensing unit shall be designed for 95°F (35°C) ambient and be capable of operation to -30°F (-34°C). The condensing unit can be mounted directly to the evaporator or can be mounted remote to the evaporator. The condensing coil shall be constructed of copper tubes and aluminum fins. The condenser fan shall be centrifugal type, double inlet, direct drive and shall operate at 1050 RPM (890 RPM @ 50Hz). The condenser fan shall be designed for ____CFM (CMH) at ____" (mm) w.g. external static pressure. 2.3 Outdoor Air-Cooled Prop Fan Condensing Unit Condensing unit components shall include a condenser coil, a direct-drive propeller-type fan, a scroll compressor, high-pressure switch, Liebert Lee-Temp receiver and head pressure control valve, hot gas bypass system and liquid line solenoid valve. A hot gas bypass system shall be provided to reduce compressor cycling and improve operation under low load conditions. All components shall be factory-assembled, charged with R-407C refrigerant and sealed. No internal piping, brazing, dehydration or charging shall be required. Condensing unit shall be designed for 95°F (35°C) ambient and be capable of operation to -30°F (-34.4°C). The condenser coil shall be constructed of copper tubes and aluminum fins. (Option) The condensing unit shall be designed to operate at a sound level less than 58 dBA. (Option) The outdoor condensing unit shall be designed for design ambient operation of 105°F (40.6°C). 2.3 Indoor Water/Glycol-Cooled Condensing Unit The water/glycol condensing unit shall include a scroll compressor, high-pressure switch, coaxial condenser, water-regulating valve, hot gas bypass system and liquid line solenoid valve. A hot gas bypass circuit shall be provided to reduce compressor cycling and improve operation under low-load conditions. All components shall be factory-assembled, charged with R-407C refrigerant and sealed. No internal piping, brazing dehydration or charging shall be required. The water/glycol condensing unit shall be equipped with a coaxial condenser having a total system pressure drop of ______ ft. of water (kPa) and a flow rate of ______ GPM (l/s) with ______ °F (°C) entering water/glycol temperature. The condenser circuit shall be pre-piped with a [(2-way) (3-way)] regulating valve which is head-pressure actuated. The condenser water/glycol circuit shall be designed for a static operating pressure of [(150 PSI (1034kPa)) (350 PSI (2413 kPa))]. Liebert® Mini-Mate2™ 46 Guide Specifications for Liebert Mini-Mate2—2- and 3-Ton Systems 2.4 Factory-Installed Options 2.4.1 Steam Generating Humidifier The environmental control system shall be equipped with a steam generating humidifier that is controlled by the microprocessor control system. It shall be complete with disposable canister, all supply and drain valves, 1" (25.4mm) air gap on fill line, inlet strainer, steam distributor and electronic controls. The need to change canister shall be annunciated on the microprocessor wall box control panel. The humidifier shall have a capacity of 4.3 lb/hr (2.0 kg/h). An LED light on the humidifier assembly shall indicate cylinder full, overcurrent detection, fill system fault and end of cylinder life conditions. 2.4.2 Electric Reheat The electric reheat shall be low-watt density, 304/304 stainless steel, finned-tubular and shall be capable of maintaining room dry bulb temperature conditions when the system is calling for dehumidification. The reheat section shall include a UL-approved safety switch to protect the system from overheating. The capacity of the reheat coils shall be ______ BTU/HR (kW), with unit input voltage of _____ V, controlled in one stage. 2.4.3 Hot Water Reheat The hot water reheat coil shall have copper tubes and aluminum fins with a capacity of ______ BTU/ HR (kW) when supplied with ______°F (°C) entering water temperature at _______ GPM (l/s) flow rate. Maximum pressure drop shall be ______ PSI (kPa). The control system shall be factory prepiped with a 2-way solenoid valve and cleanable Y-strainer. The hot water reheat coil shall only be available on chilled water units. 2.4.4 SCR Electric Reheat The electric reheat shall be low-watt density, 304/304 stainless steel, finned-tubular and shall be capable of maintaining room dry bulb conditions when the system is calling for dehumidification. The reheat section shall include a UL-approved safety switch to protect the system from overheating. The SCR (Silicon Controlled Rectifier) controller shall proportionally control the reheat elements to maintain the selected room temperature. The rapid cycling made possible by the SCR controller provides precise temperature control, and the more constant element temperature improves heater life. The unit microprocessor control shall operate the SCR controller, while cooling is locked on. The capacity of the reheat coils shall be ______ BTU/HR (kW), with input voltage of ______ V. Not available on chilled water or free-cooling units. 2.4.5 Disconnect Switch, Non-Locking The non-automatic, non-locking, molded case circuit interrupter shall be factory mounted in the high-voltage section of the electrical panel. The switch handle shall be accessible from the front of the indoor unit. 2.4.6 High-Temperature Sensor The high-temperature sensor shall immediately shut down the system when high temperatures are detected. The high-temperature sensor shall be mounted with the sensing element in the return air. 2.4.7 Smoke Sensor The smoke detector shall immediately shut down the environmental control system and activate the alarm system when activated. The sensing element shall be located in the return air compartment. This smoke sensor shall not function or replace any room smoke detection system that may be required by local or national codes. 2.4.8 Filter Clog Switch The filter clog switch senses pressure drop across the filters and shall annunciate the wall box display upon exceeding the adjustable setpoint. 47 Liebert® Mini-Mate2™ Guide Specifications for Liebert Mini-Mate2—2- and 3-Ton Systems 2.4.9 Free-Cooling/Dual Cooling Coil A free-cooling coil shall be integral to the evaporator cabinet, and shall be constructed of copper tubes and aluminum fins. The coil shall be rated at ______ BTU/HR (kW) sensible cooling capacity with a 45°F (22°C), ___% glycol solution. The coil shall require ______ GPM (l/s) and the total unit pressure drop shall not exceed ______ feet of water (kPa) when in the free cooling mode. Free-cooling shall be activated by a temperature stat and shall include factory-piped three-way valve and separate supply and return piping. Coil is designed for closed-loop applications using properly treated and circulated fluid. Not available with SCR reheat. An optional Cu-Ni coil is required to prevent premature corrosion if applied to open water tower loop. A heat exchanger and pump shall be field-supplied to isolate the open water tower loop from the freecooling loop. 2.5 Ship-Loose Accessories 2.5.1 Remote Sensors The unit shall be supplied with remote temperature and humidity sensors. The sensors shall be connected to the unit by a ______ ft. (m) shielded cable. 2.5.2 Air Filter Box The evaporator section shall be supplied with an air filter box for use with ducted installations. The filter shall be 4" x 20" x 20" (102mm x 508mm x 508mm), deep-pleated type, with a MERV 8 rating based on ASHRAE 52.2-2007. 2.5.3 Air Distribution Plenum The evaporator section shall be supplied with an air distribution plenum with integral filter. The plenum shall be 24" x 48" (610mm x 1219mm) in size and shall provide 4-way air distribution, for installation into a standard 24" x 48" (610mm x 1219mm) ceiling grid. Filter size shall be 4"-x-16"-x 25" (102 mm x 406mm x 535 mm), deep pleated type with MERV 8 rating, based on ASHRAE 52.2-2007. 2.5.4 High Static Blower Assembly A blower box shall be field attached to the evaporator to provide up to 2.0" (51mm) of external static pressure on the discharge side of the evaporator. The blower box shall contain a centrifugal type, double inlet blower, with belt drive and single speed motor, mounted to an adjustable motor base. 2.5.5 Condensate Pump The condensate pump shall have the capacity of _____ GPH (___ l/h) at ___ ft. head (___ kPa). It shall be complete with integral float switch, pump, motor assembly and reservoir. 2.5.6 Refrigerant Line Sets Pre-charged refrigerant line sets shall be provided by Emerson in proper lengths for application. Line set length shall be [(15 ft. (4.5m)) (30 ft. (9m))]. 2.5.7 Refrigerant Line Sweat Adapter Kit Provide a sweat adapter kit to permit field brazing of refrigerant line connections. 2.5.8 Single Point Power Kit A Single Point Power Kit shall be provided for a close-coupled system to allow a single electrical feed to supply power to both the evaporator and condensing unit. 2.5.9 Step-Down Transformer A step-down transformer shall be provided for Outdoor Condensing Unit needing 277V input power voltage. The transformer shall be coated with epoxy and contained in an enclosed, non-ventilated electrical box with adaptable mounting brackets, suitable for outdoor mounting. Liebert® Mini-Mate2™ 48 Guide Specifications for Liebert Mini-Mate2—2- and 3-Ton Systems 2.5.10 Liebert SiteScan® Site Monitoring System A Liebert SiteScan Site Monitoring System Model __________________ shall be provided for remote monitoring of the Mini-Mate2 unit and monitoring of other Liebert support equipment. The Liebert SiteScan shall have the capability to monitor and change (at the user direction) the temperature and humidity setpoints and sensitivities of each unit. The printer shall provide the user with chronological alarm information. It shall also be capable of being programmed to print out environmental conditions or operating modes at each unit. 2.5.11 Drycooler The Liebert drycooler shall be a low-profile, direct-drive propeller fan-type air-cooled unit. The drycooler shall be constructed with an aluminum cabinet and a copper-tube aluminum fin coil and multiple direct drive fans. All electrical connections and controls shall be enclosed in an integral weather resistant electric control panel section of the drycooler. The unit is quiet and corrosion-resistant. The drycooler shall be designed for _____°F (°C) ambient. 2.5.12 Glycol Pump Package The system shall include a centrifugal pump mounted in a weatherproof and vented enclosure. The pump shall be rated for ____ gpm (l/s) at ____ ft. (kPa) of head, and shall operate on ____ volt, _____ phase, ____ Hz. 3.0 EXECUTION 3.1 Installation of Air Conditioning Unit 3.1.1 General Install air conditioning unit in accordance with manufacturer's installation instructions. Install unit plumb and level, firmly anchored in location indicated, and maintain manufacturer's recommended clearances. 3.1.2 Electrical Wiring Install and connect electrical devices furnished by manufacturer but not specified to be factory-mounted. Furnish copy of manufacturer’s electrical connection diagram submittal to electrical contractor. 3.1.3 Piping Connections Install and connect devices furnished by manufacturer but not specified to be factory-mounted. Furnish copy of manufacturer’s piping connection diagram submittal to piping contractor. 3.1.4 Supply and Drain Water Piping Connect water supply and drains to air conditioning unit. Unit drain shall be trapped internally. 3.1.5 Field-Supplied Pan A field-supplied pan with drain shall be installed beneath cooling units installed without air distribution plenum and beneath water/glycol condensing units. 3.1.6 Field Quality Control Startup air conditioning unit in accordance with manufacturer's start up instructions. Test controls and demonstrate compliance with requirements. 49 Liebert® Mini-Mate2™ Technical Support / Service Web Site www.liebert.com Monitoring [email protected] 800-222-5877 Outside North America: +00800 1155 4499 Single-Phase UPS & Server Cabinets [email protected] 800-222-5877 Outside North America: +00800 1155 4499 Three-Phase UPS & Power Systems 800-543-2378 Outside North America: 614-841-6598 Environmental Systems 800-543-2778 Outside the United States: 614-888-0246 Locations While every precaution has been taken to ensure the accuracy and completeness of this literature, Liebert Corporation assumes no responsibility and disclaims all liability for damages resulting from use of this information or for any errors or omissions. © 2013 Liebert Corporation All rights reserved throughout the world. Specifications subject to change without notice. ® Liebert is a registered trademark of Liebert Corporation. All names referred to are trademarks or registered trademarks of their respective owners. United States 1050 Dearborn Drive P.O. Box 29186 Columbus, OH 43229 Europe Via Leonardo Da Vinci 8 Zona Industriale Tognana 35028 Piove Di Sacco (PD) Italy +39 049 9719 111 Fax: +39 049 5841 257 Asia 29/F, The Orient Square Building F. Ortigas Jr. Road, Ortigas Center Pasig City 1605 Philippines +63 2 687 6615 Fax: +63 2 730 9572 SL-10535_REV8_10-13 Emerson Network Power Division: Liebert Web: www.emerson.com www.EmersonNetworkPower.com