Chapter 1 Overview; Model Description - Emerson Liebert PEX Series User Manual

The Liebert.PEX series air conditioner is professional equipment, which should be placed away from the public.
This chapter introduces the model description, product introduction, features, main components, requirements on
transportation and storage environment of Liebert.PEX series air conditioner.

1.1 Model Description

The model description of the Liebert.PEX series air conditioner is shown in Figure 1-1.
1
P
Digit1 Model Range
Digit2 Modules
Digit3 Cooling Capacity kW
0-9
Digit4 Cooling Capacity kW
0-9
Digit5 Cooling Capacity kW
0-9
Digit6 Air Discharge
Digit7 System Type
Digit8 Airflow
Digit9 Power Supply
Digit10 Cooling System
Digit11 Humidification
Digit12 Display
Digit13 Re-Heating
Digit14 Filtration
Digit15 Coil and Valves

Chapter 1 Overview

2 3 4 5 6 7 8
2 0 5 0 D A S
P PEX
2 Number of Modules/Bays
Nominal Gross Cooling Capacity - kW
Nominal Gross Cooling Capacity - kW
Nominal Gross Cooling Capacity - kW
U Upflow
D Downflow
A Air cooled
W Water cooled
G Glycol Cooled
D Dual Cool - chilled water + air cooled
H Dual Cool - chilled water + water cooled
F Free cool
C Chilled Water
R Chilled Water - Dual Source
1 EC Plug fan - Standard Static
S Forward Curved fan - Standard Static
3 400V / 3ph / 50Hz+N
T 380V / 3ph / 60Hz
A 460V / 3ph / 60Hz
C Compliant Scroll Single Circuit R407C
S Compliant Scroll Dual Circuit R407C
E Digital Scroll Single Circuit R407C
D Digital Scroll Dual Circuit R407C
J Compliant Scroll Single Circuit R22
F Compliant Scroll Dual Circuit R22
2 CW Two way Valves Standard Pressure
3 CW Three way Valves Standard Pressure
0 None
H Infrared Humidifier
S Electrode humidifier
S Small Display 1 TH Sensor
L Large Display 1 TH sensor
0 None
1 Electric heating Std 1 Stage
2 Electric heating Opt. 2 Stage Up
2 G4 (EU4) gravimetric (ref MERV 8) + Clogged Filter
3 F5 (EU5) dust spot + Clogged Filter
S
Standard DX Air Cooled Coil
4
Coil DX - All valves High Pressure MBV,DX - 2 way, CW coil 2 way
K
Coil DX - All valves High Pressure MBV,DX - 3 way, CW coil 3 way
N
Coil DX - All valves High Pressure MBV,DX - 2 way, CW coil 3 way
P
Coil DX - All valves High Pressure MBV, DX - 3 way,CW coil 2 way
Liebert.PEX2 Series Air Conditioner User Manual
9 10 11 12 13 14 15
3 J H L 1 2 4
Digit16 Enclosure options
1 Standard Color Charcoal grey
2 Colour Special color
6 Color Charcoal grey w/Double skin
Digit17 Mains Switch High Voltage Option
0 None
D Main non-Locking Disconnect
Digit18 Lock Out Low Voltage Option
0 None
H Reheat & Humidity Lockout
Digit19 Monitoring
0 Monitoring - No Card
1 Monitoring - IS WEB only
2 Monitoring - Two ISWEB
3 Monitoring - IS485 only
4 Monitoring - Two IS485
5 Monitoring - ISWEB & IS485
6 Monitoring - iCOM DO
D Monitoring - ISWEB & iCOM DO
E Monitoring - Two ISWEB & iCOM DO
F Monitoring - IS485 & iCOM DO
G Monitoring Two IS485 & iCOM DO
H Monitoring - ISWEB & IS485 & iCOM DO
Digit20 Sensors
0 None
S Smoke Sensor
H High Temperature
N Hot and Cold Isle Sensor A & Sensor B
F Smoke & High Temp
Digit21 Packaging
P Packaging - Standard
C Packaging - Wooden crate Export
Digit22 Special Requirements
A SFA - none
Z For Internal Use Only(For Australia and New zealand)
T For Internal Use Only(China Telecom)
C For Internal Use Only(Chat Union)
Digit23 Order Identifier
0 None
1 High ESP 100 Pa
2 High ESP 200 Pa
3 High Airflow/ESP other
X SFA Included
Digit24 Order Identifier
0 None
L Air Cooled-Long Pipe Run Kit>30 meters
X SFA Included
Digit25 Order Identifier
0 None
X SFA Included
Figure 1-1 Model description
Chapter 1 Overview
16 17 18 19 20 21 22
1 0 0 0 0 P 0
(In addition to Standard Sensor)
1
23 24 25
0 0 0