Liebert CR020 User Manual page 71

Top connections
83
56
83
Table 11 Refrigerant and hydraulic connections for chilled water units
Unit connection
ICW Chilled water inlet
OCW Chilled water outlet
Condensate drain
CD
Attention: with pump, CD is connected with HD, see DP
HF Humidifier feed
Humidifier drain
HD
Attention: with pump, CD is connected with HD, see DP
DP Pump drain
EC-HV Electrical supply – high voltage
EC-LV Electrical supply – low voltage
Appendix 4 Refrigerant, Hydraulic And Electrical Connections
155
Rear view
440 77
OCW
HF
DP ICW
EC-HV
EC-LV
54
600
Figure 13 CR040RC connections (unit: mm)
Liebert.CRV Series Air Conditioner User Manual
105
247.5
225.5
ICW
76.5
98
CD or DP
35
EC-LV
97
199
55.5
Bottom connections (possible with raised floor)
32mm GAS F
32mm GAS F
12.7mm GAS-F for top connections,
19mm GAS F for bottom connections
12.7mm GAS F
Hole, Φ63mm
Hole, Φ28mm
28
324.5
OCW
HF/HD
CR040RC
ID 20mm
ID 22mm
61