SECTION [26 09 13.93.40] [16290] ELECTRICAL POWER MONITORING AND CONTROL PART 1 - GENERAL 1.1 SCOPE A. 1.2 This section defines low voltage Power Metering for use in AC systems, rated 600 V or less. RELATED DOCUMENTS A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 1 Specification Sections, apply to this Section. B. [Related Sections (where applicable) include the following: 1. Section [26 24 13] [16441] – Switchboards 2. Section [26 24 19] [16443] – Motor Control Centers ] 1.3 SUBMITTALS A. Submit shop drawings and product data for approval and final documentation in the quantities listed according to the Conditions of the Contract. Customer name, customer location and customer order number shall identify all transmittals. B. [Final Documents: Record documentation to include wiring diagrams, instruction and installation manuals [and certified test reports].] 1.4 RELATED STANDARDS A. Meet the following recognized standards for application in hardened environments 1. Device must meet all international standards for Safety and Construction applicable to this type of device: a. UL 3111 b. CAN/CSA C22.2 No. 1010-1 c. IEC 1010-1 d. CE Marked 2. Device must meet the following international standard for Electromagnetic Immunity applicable to this type of device: a. IEEE C37.90-1989 IEEE Standard Surge withstand capability Tests for Protective Relays and Relay Systems (ANSI) (All inputs except for the network communication port) 3. Device must meet the following international standard for Electromagnetic Emissions: a. FCC: Part 15 of FCC Rules for a Class A digital device B. Device must provide measurement accuracy that meets or exceeds ANSI C12.16 Class 10. 1.5 QUALITY ASSURANCE A. Manufacturer Qualifications: Manufacturer of this equipment shall have a minimum of 5 years experience producing similar electrical equipment. 1. 1.6 Comply with requirements of latest revisions of applicable industry standards. DELIVERY, STORAGE AND HANDLING A. Store and handle in strict compliance with manufacturer’s instructions and recommendations. Protect from potential damage from weather and construction operations. If the meters are installed in equipment, store the equipment so condensation will not form on or in it. If necessary, apply temporary heat where required to obtain suitable service conditions. July 2, 2016 Power Monitoring & Control [Project Name] [26 09 13.93.40] [16290]-1 PART 2 - PRODUCTS 2.1 MANUFACTURERS A. 2.2 [The low voltage Power Meter shall be type PM 9340 by Siemens Industry Inc. or preapproved equal. Approved manufacturers are as follows: 1. Siemens (ACCESS) 2. .] GENERAL PROVISIONS A. All setup parameters required by the Power Meter shall be stored in nonvolatile memory and retained in the event of a control power interruption. B. The Power Meter may be applied in 4-wire wye, 3-wire wye, 3-wire delta, direct delta and single phase systems. C. The Power Meter shall be capable of being applied without modification at nominal frequencies of 50, 60, or 400Hz. D. A one-piece and remote display (Tran) design shall be available for the meter. E. The Power Meter shall be fully supported by the Power Meter Software including waveform captures, data and alarm logs. 2.3 COMPONENTS A. Current/Voltage Inputs 1. The Power Meter shall have no less than 4 voltage inputs and 3 current inputs. 2. The Power Meter in its standard configuration shall be able to accept 600VLL/347LN without using potential transformers. 3. The Power Meter shall be able to withstand 900 VAC RMS continuously without damage. 4. The Power Meter shall have nominal current ratings of 5A ac with a current range or 010A ac 5. The Power Meter shall be able to withstand 15A continuous, 50A for 10s/hour and 500A 1s/hour. B. Measured Values 1. The Power Meter shall provide the following, true RMS metered quantities for voltage: a. Voltage L–L Per-Phase b. Voltage L-L 3-Phase Avg c. Voltage L–N Per-Phase d. Voltage 3-Phase Avg e. Voltage % unbalanced f. Voltage L-L Min/Max g. Voltage L-N Min/Max h. Voltage L-L, Unbalanced Min/Max i. Voltage L-N, Unbalanced Min/Max 2. The Power Meter shall provide the following true RMS metered quantities for current: a. Current Per-Phase b. Current, Neutral (calculated) c. Current 3-Phase Avg d. Current % Unbalanced e. Current Min/Max 3. The Power Meter shall provide the following true RMS metered quantities for power: a. Real Power (Per-Phase, 3-Phase Total) b. Reactive Power (Per-Phase, 3-Phase Total) c. Apparent Power (Per-Phase, 3-Phase Total) d. Power Factor – True (Per-Phase, 3-Phase Total) e. Power Factor – Displacement (Per-Phase, 3-Phase Total) July 2, 2016 Power Monitoring & Control [Project Name] [26 09 13.93.40] [16290]-2 True Power Factor Total – Min/Max Displacement Power Factor Total – Min/Max Real Power Factor Total – Min/Max Reactive Power Total – Min/Max Apparent Power Total – Min/Max THD – Voltage, Current (3-Phase, Per-Phase, Neutral) Fundamental Voltage, Magnitude and Angle (Per-Phase) Fundamental Current, Magnitude and Angle (Per-Phase) Fundamental Real Power (Per-Phase, 3-Phase) Fundamental reactive Power (Per-Phase) Phase Rotation Unbalance (Current and Voltage) Harmonic Magnitudes & Angles for Current and Voltage (Per Phase) up to the 63rd Harmonic. The Power Meter shall provide the following true RMS metered quantities for energy: a. Accumulated Energy (Real kWh, Reactive kVARh, Apparent kVAh) (Signed/Absolute) b. Incremental Energy (Real kWh, Reactive kVARh, Apparent kVAh) (Signed/Absolute) c. Conditional Energy (Real kWh, Reactive kVARh, Apparent kVAh) (Signed/Absolute) d. Reactive Energy by Quadrant The Power Meter shall be able of providing select real-time metering data in floating point format. f. g. h. i. j. k. l. m. n. o. p. q. r. 4. 5. C. Demand 1. All power demand calculations shall use any one of the following calculation methods, selectable by the end user: a. Thermal Demand using a sliding window updated every second for the present demand and at the end of the interval for the last interval. The window length shall be set by the end user from 1 – 60 minutes in one minute increments. b. Block Interval, with optional sub intervals. The window length shall be set by the end user from 1 – 60 minutes in one minute increments. The following block methods available are: Sliding Block, Fixed Block and Rolling Block. c. The Power Meter shall be able to provide min/max demand, present demand interval, running average demand and predicted demand on multiple demand channels including current demand, power demand and user-defined generic demand channels, which also include demand calculations based on input pulses. d. The Power Meter shall be able to perform multiple accepted demand calculation methods including block, rolling block and thermal demand with userprogrammable length of demand period to match local utility billing method. D. Accuracy 1. The Power Meter shall meet ANSI C12.20 0.5 2. The Power Meter shall meet IEC 62053-22 class 0.5S (real energy) 3. The Power Meter shall meet IEC 62053-23 class 2 (reactive energy) E. Sampling 1. The Power Meter shall perform zero-blind metering and sample at a minimum of 128 samples per cycle, simultaneously on all voltage and current channels in the meter. 2. The Power Meter shall provide 1-second updates in registers and on the display. 3. The Power Meter shall digitally sample at a rate high enough to provide true RMS accuracy to the 31st (PM9340) harmonic for current and voltage. July 2, 2016 Power Monitoring & Control [Project Name] [26 09 13.93.40] [16290]-3 F. Logging 1. The Power Meter shall provide for onboard data logging. The Power Meter shall be able to log data, alarms, events and waveform captures. a. The Power Meter shall support 80kb of logging information. b. The Power Meter shall support 1 customizable data log capable of capturing up to 96 user-defined or preset quantities based on an alarm event or a time interval. c. The Power Meter shall support an alarm log which records date/time stamps and alarm values. d. The Power Meter shall support a billing log which records quantities at a userdefined interval. e. The Power Meter shall support a Maintenance log which records quantities at a user-defined interval. f. Basic logging shall will be factory set and will startup when power is applied G. Alarming 1. The Power Meter shall have set point driven alarming capability. 2. The Power Meter shall be able to generate an email on an alarm condition. 3. The Power Meter shall support over 50 definable alarm conditions based on pick-up, drop-out and delay variables. 4. The Power Meter shall be able to trigger data log captures on an alarm condition. 5. The Power Meter shall be able to open or close relays on an alarm condition possibly to perform load-shedding. 6. The Power Meter shall be able to combine any logical combination of any number of available set point conditions to control any internal or external function or event. 7. The Power Meter shall have four alarm severity levels for any value. 8. Indication of an alarm condition shall be given on the front display of the meter. H. Communications 1. The Power Meter shall be capable of the following communications methods: a. Ethernet b. Serial – RS-232 and RS-485 (2 wire / 4 wire). 2. The Power Meter shall support the following communications protocols: a. Modbus RTU (Serial) built into meter. b. Modbus TCP (Ethernet), with optional 10/100Mbaud Ethernet communications module. c. SMTP d. SNTP 3. The Power Meter shall support up to 2 communications port simultaneously. I. I/O Options 1. The Power Meter shall provide as standard 1 digital input and 1 digital solid state output / KY pulse output. 2. The Power Meter shall be capable of supporting 13 digital inputs. 3. The Power Meter shall be capable of supporting 5 relay outputs which can be configured for pulse output relay operation for kWh total, kVARh total, kVAh, kWh imported, kVARh imported, kWh exported, kVARh exported. 4. The Power Meter shall be capable of supporting 2 energy pulse outputs simultaneously. 5. The Power Meter shall have relay outputs that can be controlled by communications or by an alarm. 6. The Power Meter shall have relay outputs that can be able to be configured for latched mode or timed mode. 7. The Power Meter shall be capable of supporting 4 analog inputs 8. The Power Meter shall be capable of supporting 4 analog outputs. July 2, 2016 Power Monitoring & Control [Project Name] [26 09 13.93.40] [16290]-4 J. Display 1. The Power Meter shall have a 6-line back lit LCD display which provides 4 simultaneous quantities on-screen. 2. The Power Meter shall be capable of having an anti-glare backlit white LCD display, both integrated or in a remote display version. 3. The Power Meter shall have graphical displays in the form of bar graphs for current and power values. 4. The Power Meter shall allow the user to select one of three languages to view on the screen; English, French, Spanish, German and Russian. 5. The Power Meter shall provide local access to the following metered values: a. Current, per phase rms and 3-phase average. b. Voltage, phase-phase, phase to neutral and 3-phase average. c. Real Power, per phase and 3-phase total. d. Reactive power, per phase and 3-phase total. e. Apparent power, per phase and 3-phase total. f. Power factor, 3-phase total and per phase. g. Frequency h. Demand current, per phase and three phase average. i. Demand real power and three phase total. j. Demand apparent power and three phase total. k. Accumulated Energy l. THD, current and voltage per phase. 6. Reset of the following values shall be allowed from the Power Meter display: a. Peak demand current. b. Peak demand power (kW) and peak demand apparent power (kVA). c. Energy (MWh) and reactive energy (MVARh). 7. Setup requirements shall be allowed at the display. These include: a. CT Rating b. PT Rating c. System Type d. Watt-Hour Pulse e. Meter ID number f. Meter IP Address K. Power Quality 1. The Power Meter shall be IEC 61000-4-30 class B compliant. 2. The Power Meter shall provide harmonic magnitudes and angles up to the 31st. L. Advanced Features 1. The Power Meter firmware shall be field upgradeable without any disassembly or changing of any internal circuit chips. It will also not be required to de-energize the circuit or equipment to perform the upgrade. 2. The Power Meter firmware shall be able to provide energy used over 3 different userdefined time intervals and also the cost of that energy that has been used over the said time-interval. The time-intervals shall have different time resolutions (daily/weekly/monthly). 3. The Power Meter shall support five languages without having to upgrade firmware. The languages are to at minimum include English, French, Spanish, German and Russian. Other languages such as Turkish are available upon request. M. Optional Ethernet Module 1. The Ethernet communications module shall have an embedded web server capable of severing HTML pages with dynamic meter data displays. 2. The HTML web pages shall allow for hyperlinks to other external HTML pages. 3. The Ethernet module shall connect to the Ethernet LAN via a standard RJ-45 port using unshielded twisted pair cable or LC fiber optic multimode fiber (100BaseFX). July 2, 2016 Power Monitoring & Control [Project Name] [26 09 13.93.40] [16290]-5 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. There shall be indicating LED’s for trouble-shooting that indicate; TRANSMIT, RECEIVE and LINK status for the Ethernet connection and TRANSMIT, RECEIVE for the RS-485 communications. The Ethernet card shall be fully compliant with TCP/IP. The protocol used over Ethernet shall be Modbus TCP. Setup of the Ethernet card shall be accomplished via the on-board Ethernet port and a web browser. It shall be possible to upgrade the Ethernet module via the Ethernet LAN in the field. The HTML Web pages shall be configurable to display data from all the devices connected to the Ethernet communications module. HTML data shall be displayed in a tabular or trended format. The Ethernet module shall be capable of initiating an e-mail based on the alarms or custom logic programmed into the meter. A fixed Ethernet module attached to the meter and deriving power from the meter shall be used. No external or remote PLC or PC’s shall be used as a gateway. Ethernet module shall be UL Listed, NOM, CE and CSA certified. SNMP (Simple Network Management Protocol) shall be supported by the Power Meter according to the industry standard MIB2. SNMP (Simple Network Management Protocol) shall be supported to allow date and time synchronized to within 1 second. Modifying the HTML pages shall not require any Java scripting. The HTML pages shall be able to display other Modbus RS-485 connected device data. PART 3 - EXECUTION 3.1 INSTALLATION A. The meter shall be installed at the factory by a manufacturer’s trained employee. B. Additional connections to metering systems, where applicable, shall be done in the field by [the manufacturer’s start-up service group] [the installing contractor]. 3.2 ADJUSTING AND CLEANING A. The meters shall be adjusted so that accurate readings appear on the front of the meter and that the readings are within the meters accuracy range. B. Clean exposed surfaces using manufacturer recommended materials and methods. 3.3 TESTING A. 3.4 Perform factory and installation tests in accordance with applicable NEC, NEMA and UL requirements. WARRANTY A. 3.5 Equipment manufacturer warrants that all goods supplied are free of non-conformities in workmanship and materials for one year from date of initial operation, but not more than eighteen months from date of shipment. [STARTUP SERVICES] A. [Engage a factory-authorized service representative to perform startup service.] B. [Train Owner's maintenance personnel on procedures and schedules for energizing and de-energizing, troubleshooting, servicing and maintaining equipment and schedules.] C. [Verify that the [meter is] [meters are] installed and connected according to the Contract Documents.] July 2, 2016 Power Monitoring & Control [Project Name] [26 09 13.93.40] [16290]-6 D. [Verify that electrical control wiring installation complies with manufacturer's submittal by means of point-to-point continuity testing. Verify that wiring installation complies with requirements in Division [26] [16] Sections.] E. [Complete installation and startup checks according to manufacturer's written instructions.] END OF SECTION July 2, 2016 Power Monitoring & Control [Project Name] [26 09 13.93.40] [16290]-7