Ecoplus SWBC-19.5H-B-S Installation Instructions Manual page 14

Ⅶ.Wire Circuit Diagram
Wire Circuit Diagram
Applicable model: SWBC-24.0H-A-S
AIR SOURCE HEAT PUMP WIRING DIAGRAM
GND
COMP
2 4 6
1 3 5
R S T N
AC380V/50Hz
Tank temp sensor
T1
Ambient temp sensor
T2
Coil temp sensor
T3
Exhaust temp sensor
T4
Suction temp sensor
T5
Water inlet temp sensor
T6
S1 Second set point
S2 Long distance demand for heating
C B A
2
2
CN1
2
Transformer
GND
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
FM
High Press
Switch
4-WAY
N
OUT1 OUT2 OUT3 OUT4 OUT5 OUT6 OUT7 OUT8 OUT9
CN5
TH1 TH2 TH3 TH4 TH5 TH6 TH7
2 2 2 2 2 2 2 2 2 2
2 2
4
T1 T2 T3 T4 T5 T6
To AC
Low Press
connecter
Water flow
Switch of water
pump.
12
Water heater
Electronic
Expansion Valve
IN1
IN2
IN3
IN4
IN5
Cn4
IN6
5
IN7
COM
Cn2
CN3
Wire
Controller
To AC
connecter
of water S2
tank
electric
heating
S1