Gree Versati III GRS-CQ4.0Pd/NhG-K Owner's Manual page 38

Air-to-water Heat Pump
PWR1
DC-MOTORO1
DC-MOTORO
Silk Screen
AC-L
N
PWR1
F1
4V
VA-1
HEAT
DC-MOTORO
DC-MOTORO1
FA
FB
T_SENSOR2
T_SENSOR1
H_PRESS
HPP
LPP
CN2
CN7
CN8
CN9
AC-L AC-N 4V
F1
VA-1
Live wire input of power supply
Neutral wire input of power supply
310V Supply 310V DC power to the drive
Fuse
4-way valve
E-heater of chassis
Electric heating tape
1-pin: fan power supply; 3-pin: fan GND; 4-pin: +15V; 5-pin:control signal;
6-pin:feedback signal; DC fan 1 pin: strong power supply; 3 pin: fan GND;
4 pin: +15V; 5 pin: control signal; 6pin:feedback signal;
1-pin: fan power supply;3-pin: fan GND; 4-pin: +15V; 5-pin: control signal;
6-pin: feedback signal; DC fan 1 pin: strong power supply; 3 pin: fan GND;
4 pin: +15V; 5 pin: control signal; 6pin:feedback signal;
1, 2, 3, 4 signals, 5 power supply to EXV1,pipe electric expansion
valve,1-4 pin: driving impulse output; 5 pin: +12V;
1, 2, 3, 4 signals, 5 power supply to EXV2, pipe electric expansion
valve,1-4 pin: driving impulse output; 5 pin: +12V;
1,2: environment; 3,4:discharge; 5,6: suction; 1, 2 hole: pipe temperature;
3, 4 hole: environment; 5, 6 hole: exhaust
1,2: economizer inlet; 3,4: economizer outlet; 5,6:defrost
1-pin: ground; 2-pin: signal; 3-pin:+5VSignal input of pressure sensor 1
pin: GND; 2 pin: signal input; 3 pin: +5V;
1-pin:+12V, 3-pin: signal
1-pin: +12V, 3-pin: signal
1-pin:+12V, 2-pin: signal
1-pin: ground, 2-pin:B, 3-pin: A Communication between AP1 and
AP2;communication cable 2-pin: B, 3-pin: A
1-pin:12V, 2-pin:B, 3-pin: A, 4-pin: ground, To the wired controller,
communication cable: 1 pin earthed, 2 pin B, 3 pin A, 4 pin+12power
supply;
1-pin:+12V, 2-pin:B;
3-pin:A, 4-pin: ground
34
FB
HEAT
T-SENSOR2
CN5
T-SENSOR1
Introduction
SPLIT TYPE
FA
H_PRESS
CN7
CN8
CN9
COM-ESPE1
COM-ESPE2
LPP
HPP
CN2
T-SENSOR3