Liebert PDX/PCW Compact Perimeter Cooling Solutions, Brochure, (R04/16), (SL-19825)

Liebert® PDXTM and Liebert PCWTM
Compact Perimeter Cooling Solutions
Liebert® PDXTM and Liebert PCWTM
Compact Perimeter Cooling Solutions
Introducing thermal management solutions that efficiently lower your operating costs
and pack a lot of capacity into a small footprint.
Liebert PDX and Liebert PCW compact perimeter
cooling solutions let you achieve the highest efficiency
and protection with low capital, installation and
maintenance costs. They replace the highly regarded
and popular Liebert Challenger™ 3000 data center
cooling system, offering enhanced features including:
„„ Net capacity per footprint of up to 3.6kW per
„„
„„
„„
SCOP
„„
Flexible Configurations
Direct Expansion System
6.5, 8 Tons, respectively)
2.5
SCOP
2.0
1.5
1.0
Liebert
Challenger
3000
0.5
Liebert
PDX
Compact
System
18kW with
fixed capacity
fans
18kW with
EC fans
Condenser); water/Glycool™;
dual cool; chilled water
„„ Upflow, downflow, front &
side discharge
„„ Infrared and steam gen humidifiers
„„ Electric reheat
„„ All 60 Hz 3-phase voltages
including 575V
Liebert iCOM™-S thermal system
control is available for optimizing the
performance of multiple cooling units
and providing access to operational data,
system diagnostics and trending.
Liebert
Challenger
3000
Liebert
PDX
Compact
System
DX SYSTEM
25% more efficient
than the industrystandard Liebert
Challenger 3000
0.0
„„ Liebert
PCW
Downflow:
18kW
with
18kW1kW,
with 17kW, 29kW
fixed capacity
EC fans
capacities
(3, 5, 8 Tons
respectively)
fans
20
16
14
12
8.0
4.0
0.0
0.0
„„ Air Cooled (using the Liebert MC™
0.5
Chilled
Water System
„„ Liebert PDX: 11kW, 18kW, 23kW, 29kW capacities (3, 5,
3.0
1.5
1.0
SCOP
„„
square foot – the industry's highest
Industry's most compact footprint
Wide capacity range of 11kW – 29kW
Compliance with U.S. Department of
Energy minimum efficiency standards for
3.0
data center equipment
High efficiency fans and compressors 2.5
Hydrophillic slab coil
2.0
Options include
Liebert
Challenger
3000
17kW with
fixed capacity
fans
Liebert
PCW
Compact
System
17kW with
EC fans
20
2
16
14
SCOP (Sensible Coefficient of Performance)=Net Sensible Cooling Capacity/Total System Energy Consumption
CHILLED WATER
SYSTEM
Two times the
efficiency of the
industry-standard
Liebert Challenger
3000
Operate More Efficiently and Effectively
Ideal Applications
Greater Protection
„„ Small and medium IT spaces
„„ Self-optimizing features and advanced controls fine-tune
„„ Telecommunications switching offices
„„ Industrial process control
„„ Laboratories and medical imaging suites
Higher Energy Efficiency
system operations for fewer adverse events and longer
equipment life providing availability approaching 100%
„„ Liebert iCOM unit control provides access to system status,
operations and event log and maintenance history
„„ Advanced freeze and pressure routines to prevent icing on
„„ 25% more efficient than the industry-standard
Liebert Challenger 3000 in DX configuration and
more than twice as efficient as the Liebert Challenger
3000 in chilled water configuration
„„ Compliant with U.S. Department of Energy minimum
efficiency standards for data center equipment
„„ Industry-leading Liebert® iCOM™ unit control with
advanced algorithms for air temperature and fan
speed coordination
coils and locked out compressors
Lower Capital, Installation and
Maintenance Costs
„„ Liebert iCOM controls provide faster installation, easy
event identification and self-optimization for mantaining
optimal performance without manual intervention.
„„ No fan belts to maintain and replace
„„ Easy access at front and side for faster servicing
„„ EC Fans reduce motor energy usage by 10-30%,
compared to standard AC motors. More efficient than
centrifugal blowers even when operating at 100%
fan speed
„„ Unique, floor-level air discharge configuration reduces
mix between hot and cold air, improving efficiency
More Efficient than the DOE
Minimum Efficiency Standards
2.55
SCOP
2.45
2.35
2.25
2.15
2.05
2016 DOE
Standard
Liebert
PDX
Compact
System
18kW with
EC fans
3
Direct Expansion Air-Cooled System
PX011
PX018
PX023
PX029
Net Capacity Data - Std. Airflow - Upflow
kBtuh (kW)
kBtuh (kW)
kBtuh (kW)
kBtuh (kW)
75°F DB, 52°F DP (44.6% RH)
Total
44.0 (12.9)
62.3 (18.3)
80.7 (23.7)
95.4 (28.0)
Sensible
38.5 (11.3)
57.5 (16.9)
73.6 (21.6)
86.6 (25.4)
Std. Airflow, CFM (CMH)
1800 (3060)
2800 (4757)
3500 (5946)
4300 (7305)
Fan Data
1.3 (1)
4.15 (3.1)
4.15 (3.1)
4.15 (3.1)
0.8 (199)
0.8 (199)
1 (249)
1 (249)
PW011
PW017
PW029
kBtuh (kW)
kBtuh (kW)
kBtuh (kW)
Total
38.9 (11.4)
53.8 (15.8)
87.4 (25.6)
Sensible
34.5 (10.1)
52.8 (15.5)
82.2 (24.1)
Flow Rate, GPM (l/m)
8.0 (30.3)
11.9 (45)
19.4 (73)
Unit Pressure Drop, ft. of water (kPa)
8.2 (24.5)
8.4 (25.1)
13.1 (39.3)
Std. Airflow, CFM (CMH)
1800 (3060)
3500 (5946)
4300 (7305)
Std. Fan Motor, HP (kW)
1.3 (1)
4.15 (3.1)
4.15 (3.1)
0.8 (199)
0.8 (199)
1 (249)
Std. Fan Motor, HP (kW)
External Static Pressure, in. WG (Pa)
Chilled Water Sytem
Net Capacity Data - Std. Airflow - Upflow
75°F DB, 52°F DP (44.6% RH), 45°F EWT, 55°F LWT
Fan Data (3.1kW EC Blower)
External Static Pressure, in. WG (Pa)
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[email protected]
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or omissions. © 2016 Liebert Corporation. All rights reserved throughout the world. Specifications subject to change without notice. All names referred to are trademarks or registered trademarks of their respective owners. ® Liebert is
a registered trademark of the Liebert Corporation. Emerson, Consider it Solved, Emerson Network Power and the Emerson Network Power logo are trademarks and service marks of Emerson Electric Co. ©2016 Emerson Electric Co
SL-19825 (04/16) Printed in USA