Air-to-water Heat Pump
46
MONOBLOC
TYPE
Silk Screen Introduction
AC-L Live wire input of power supply
N Neutral wire input of power supply
PWR1 310V Supply 310V DC power to the drive
F1 Fuse
4V 4-way valve
VA-1 E-heater of chassis
HEAT Electric heating tape
DC-MOTORO
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;
DC-MOTORO1
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;
FA
1, 2, 3, 4 signals, 5 power supply to EXV1,pipe electric expansion
valve,1-4 pin: driving impulse output; 5 pin: +12V;
FB
1, 2, 3, 4 signals, 5 power supply to EXV2, pipe electric expansion
valve,1-4 pin: driving impulse output; 5 pin: +12V;
T_SENSOR2
1,2: environment; 3,4:discharge; 5,6: suction; 1, 2 hole: pipe temperature;
3, 4 hole: environment; 5, 6 hole: exhaust
T_SENSOR1 1,2: economizer inlet; 3,4: economizer outlet; 5,6:defrost
H_PRESS
1-pin: ground; 2-pin: signal; 3-pin:+5VSignal input of pressure sensor 1
pin: GND; 2 pin: signal input; 3 pin: +5V;
HPP 1-pin:+12V, 3-pin: signal
LPP 1-pin: +12V, 3-pin: signal
CN2 1-pin:+12V, 2-pin: signal
CN7
1-pin: ground, 2-pin:B, 3-pin: A Communication between AP1 and
AP2;communication cable 2-pin: B, 3-pin: A
CN8
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;
CN9
1-pin:+12V, 2-pin:B;
3-pin:A, 4-pin: ground
COM_ESPE1 1-pin:+3.3V, 2-pin:TXD, 3-pin:RXD, 4-pin:ground
COM_ESPE2 1-pin:+3.3V, 2-pin:TXD, 3-pin:RXD, 4-pin:ground
CN5 1-pin: ground, 2-pin:+18V, 3-pin:+15V
L1- F
L2- F
N- F
L3- F
X9
AC- L1
AC- L2
AC- L3
N
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