3. INSTALLATION ANd CONNeCTION
3.7 Wiring Diagrams
RK1: Contactor coil of compressor 1
RK2: Contactor coil of compressor 2
RKB: Relay coil of water pump
Temp.
Sensor
Temp.
Sensor
Temp.
Sensor
Temp.
Sensor
Temp.
Sensor
RK1: Contactor coil of compressor 1
RK1: Contactor coil of compressor 2
RKB: Relay coil of water pump
RKF: Relay coil of fan motor
To water pump
380VAC/3PH/50H Hz
To power supply
380VAC/3PH/50H Hz