AIR-TO-WATER HEAT PUMP INSTALLATION
95
GRS-CQ12Pd/Na-M, GRS-CQ14Pd/Na-M, GRS-CQ16Pd/Na-M:
Terminal Board 1
N
L1 L2 L3
Connecting external electric
power supply for Indoor Unit
Terminal Board 2
Terminal board 3
27
28
23
2221
Thermostat(1) Thermostat(2)
24
25
26
29
30
31
power supply for
water tank eletric
heater
6
54
2 way value(2)2 way value(1)
12
3
9
8
7
3 way value(1) 3 way value(2)
10 11
12 15
1413 16 17
18 19 20
Connection for Client
water's AC contactor
Connection for
Indicating lihgt
Connection for
Accident lihgt
Gate Control Fuction