Vertiv | Liebert CRV CCD10 Condenser | User Manual
22
Mechanical Installation
The Low Ambient Kit requires a separate line voltage electrical supply for the heating belts, the recommended wire
diameter is 18AWG(1.0mm2). The installation method of line voltage wiring of the condenser with Low Ambient Kit,
refer to the instruction as follows.
Due to the electronic box plate of the standard condenser is different from the condenser with Low Ambient Kit, the
new plate in the delivery accessories need to be replaced. Firstly, remove the previous box plate, install and fix the
HEATER BREAK into the electronic box. Secondly, connect the electric heating belt wire through the locking head on
the left side of the box plate to the HEATER BREAK. Connect one end of the Low Ambient Kit power supply wires to the
HEATER BREAK through the locking head on the middle as shown in Figure 2-11 or Figure 2-12, and connect other end
of the Low Ambient Kit power supply wires to the power output terminals(L3,L4/L3,N3) of the indoor unit as shown in
Figure 2-10. The installing line voltage wiring of outdoor unit, please refer to the installing method of standard
condenser. Finally, when all the wires are connected, fix the cover plate.
(UL)
(CE)
Figure 2-10 Amplified View of Power Output Terminals of the Indoor Unit, CRD10
L3,L4/L3,N3
：
Low Ambient Kit Heater Belt
72,73
：
LLSV
37,38
：
Common Alarm
51,24
：
Water Under Floor
51 37 75 73 L3
51 37 75 73 L3
24 38 76 72 L4
24 38 76 72 L4
51 37 75 73 L3
24 38 76 72 N3
24 38 76 72 N3
51 37 75 73 L3
