AIR-TO-WATER HEAT PUMP INSTALLATION
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2.3.5 Terminal Board Information
GRS-CQ6.0Pd/Na-K, GRS-CQ8.0Pd/Na-K, GRS-CQ10Pd/Na-K,
GRS-CQ12Pd/Na-K, GRS-CQ14Pd/Na-K, GRS-CQ16Pd/Na-K
1 2 3 4 5 6 7 8 9 1011121314151617181920
Terminal Board 1
power supply for Water
tank electric heater
N(2)
1
NL
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
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