14
Liebert
®
MC - UM - 10019237MAN_ENG - 31.03.2022
Differential
EconoPhase Unit
Check Valve
Check
Valve
Ball Valve
Solenoid
Ball
Valve
Valve
Receiver
For rises over 7.6m,
trap every 6m or
evenly divided
Hot Gas
Discharge
Liebert
®
MC Condenser
Liquid
Suction
Service
Check
Valve
Valve
Check
Valve
Service
Valve
Trap at Base
of Risers Over
1.5m
Liquid Return
Refrigerant Piping
Field Piping
Electronic
Expansion Valve
Evaporator
Coil
PI****P room unit
1. Two refrigeration circuits provided. Single refrigeration circuit shown for clarity.
2. Schematic representation shown. Do not use for specific connection locations.
3. Vertical height of condenser above indoor unit shall be no greater than 18.0m.
4. All indoor and outdoor field refrigerant piping must be insulated,
12mm minimum thickness. All outdoor insulation must be UV- and ozone-resistant
Differential
Check Valve
Factory installed
Relief Valve
Shut-off Valve
Check Valve
10 bar (145 psi)
Tandem Scroll or
Single Inverter Scroll
B
B
B
B
B
D
A
A
C
Fig. 8.2 - Piping schematic
8.4.2 Horizontal Installation
Model
Horizontal installation
A B C D
MCL055 627 784 940 1254
MCM080 709 886 1064 1418
MCL110 847 1059 1271 1695
MCL165 1020 1275 1530 2040
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