R32
Split - Air to Water Heat Pump 20220105
24
Part5 Electrical Principle Diagram
1. Outdoor Unit
4kW, 6kW8kW, 10kW12kW, 14kW, 16kW
A B
GN
YE
TR1
TR2
Transformer
M1
AC-M1
4
Capacitor
AC Fan Motor
GND1
T
3
4-Way Valve
High Pressure
Switch
Low Pressure
Switch
Exhaust Sensor
Condensor Mid Sensor
Defrost Sensor
Compressor Suction Sensor
EXV
LP Sensor
HP Sensor
Fluid Bypass Valve
Oil Heater
Y/G
Y/G
CH2
Electric Heater
YE GN RD BU
Y/G
Power
Filter Board
2
L-OUT1
N-OUT1
2
AC-L1
AC-N1
AC-L1
AC-N1
2
C-FAN
C-FAN
4
M1
3
DC-M
Controlling
panel
C-INV
R
S
T
L-IN N-IN
U
V
W
L1
-I
L2
-I
L3-
I
GND
YE
GN
RD
RD
BU
4
U
V
W
PE
M3
YE
GN
RD
Compressor
L3-
O
L2
-O
Reactor1
Reactor2
Reactor3
Y/G
Y/G
Y/G
Wire Color:
BN--Brown
BU--Blue
BK--Black
RD--Red
YE--Yellow
GN--Green
Y/G--Yellow/Green
代表
ON
代表
OFF
θ
HP
LP
SV2
C-INV
L1 L2 L3
485-BUS
GND
4WV
EVL1
N
L1-1 L2-1 L3-1 N
L-OUT2 N-OUT2
Td(TD)
Tcm(TCM)
Tdef(TDEF)
Ts(TS)
Tao(TAO)
5
3
Tao Sensor
SW1
R
S
M4
L1 L2 L3 N PE
Ps
θ
θ
θ
ON
1 2
T1
T2
T3
T4
T5
3
ON
1 2
SW2
CH1
Pd
Ps
Pd
θ
