Vertiv | Liebert PEX+ Chilled Water | User Manual 3
Product Overview
1.3. Model Nomenclature
The Liebert® PEX+CW series model is fully-defined by 25 digits, as represented in Table 1-1.
Table 1-1 Liebert PEX+CW Model Nomenclature
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
P 2 0 9 0 D C 1 N 2 H S 1 2 L 1 D 0 0 0 C E 0 0 0
Digit 1 Product Model Digit 16 Enclosure Option
P PEX+ 1 Standard Color Black, Orange Peel Grain Coating (ZP7021)
Digit 2 Product Modulus 2 White Orange Peel Grain Coating (G101)
1-3 Number of Modules/ Bays 6 Color Charcoal Grey w/ Double Skin (ZP0420)
Digit 3 Net Cooling Capacity kW Digit 17 Mains Switch High Voltage Option
0-9 Nominal Net Cooling Capacity- kW D Main non-Locking Disconnect
Digit 4 Net Cooling Capacity kW P Dual Power Supply Parallel
0-9 Nominal Net Cooling Capacity- kW A Dual Power Supply Interlocking Contactor
Digit 5 Net Cooling Capacity kW T Dual Power Supply Auto Transfer Switch
0-9 Nominal Net Cooling Capacity- kW Digit 18 Installation Option
Digit 6 Air Discharge 0 None, Standard Pipe, No Low Ambient Kit
U Upflow H Re-heat & Humidity Lockout
D Downflow Digit 19 Monitoring
Digit 7 System Type 0 None
C Chilled Water 7 Unity Card
Digit 8 Airflow 8 Unity Card*2
1 EC Plug Fan Digit 20 Sensors
Digit 9 Power Supply 0 None
C 208 V/ 3 Ph/ 60 Hz A Supply Air Pressure Sensor
D 230 V/ 3 Ph/ 60 Hz S Smoke Sensor
A 460 V/ 3 Ph/ 60 Hz H High Temperature
M 380-415 V / 3 Ph/ 50 Hz F Smoke & High Temp
N 380-415 V / 3 Ph/ 50/ 60 Hz+N N Supply Air Temperature Sensor
Digit 10 Cooling System R Remote Sensor
2 CW Two way Valves W Water Temperature Sensor IN/OUT
3 CW Three way Valves L Water Flow Sensor
Digit 11 Humidification X Other Sensor
0 None Digit 21 Packaging
H Infrared Humidifier P Package- Standard Cardboard and Wooden Pallet
S Electrode Humidifier C Packaging– Wooden Crate
Digit 12 Display Digit 22 Special Requirements
9 9-inch HMI Display E For Export
S Small Display Digit 23 Order Identifier
L Large Display 0 Standard Static
Digit 13 Re-heating 1 High ESP 100 Pa
0 None 2 High ESP 200 Pa
1 Electrical Heating Std. 1 Stage 3 Other High ESP
2 Electrical heating Opt. 2 Stage X SFA Included