Electric Wiring Design - Gree GRS-CQ6.0Pd/Na-K Service Manual

AIR-TO-WATER HEAT PUMP

2.3 Electric Wiring Design

2.3.1 Wiring Diagram: Indoor Unit
GRS-CQ6.0Pd/Na-K(I),GRS-CQ8.0Pd/Na-K(I),GRS-CQ10Pd/Na-K(I),GRS-CQ12Pd/Na-
K(I) ,GRS-CQ14Pd/Na-K(I),GRS-CQ16Pd/Na-K(I):
POWER
L
N
1
1
N(2)
N
XT1
Specification:
1 If there is gate control function,
pull out the leading wire 50 on
terminal boards between19 and 20
and then connect the
Gate-controller
20 19
XT2 20 19 XT2
50
Gate-controller
2 The wires in the imaninal frames
are connected by the consumer.
3 power supply for Thermostat:If it
is 230V AC,please connect Terminal
block(xt3) 21.22.23.24;If it is 24V
AC, please connect Terminal
block(xt3) 25.26.27.28.
GRS-CQ12Pd/Na-M(I), GRS-CQ14Pd/Na-M(I), GRS-CQ16Pd/Na-M(I):
PE PE
POWER
XT1
XT3
PE PE
Specification:
1. If the gate control function is required,
pull out the leading wire 50 between
terminal 19 and 20 on the terminal block
and then install the gate-controller.
20 19
XT2 20 19 XT2
50
2. The wires in broken line should be
connected by the client.
3 Power supply for thermostat: If it
is 230V AC,please connect the
thermostat to the terminal block(xt3)
21.22.23.24;If it is 24V AC, please
connect the termostat to the terminal
block(xt3) 25.26.27.28.
2-way
valve1
2-way
valve2
3-way
valve1
3-way
valve2
Running
indicating lamp
Error
indicating lamp
Communication line
Display
board
2-way
valve1
2-way
valve2
3-way
valve1
3-way
valve2
Running
indicating lamp
Error
indicating lamp
Communication line
OUTDOOR
UNIT AP1
Display
board
INSTALLATION
Indoor Unit
PC
Long-distance
Monitor PC
Indoor Unit
PC
Long-distance
Monitor PC
88