Sheet 1A: Compressor 230 V; Sheet 2: Heat Pump Control Unit Power Supply 230 V - Viessmann BWC 201.B Connection Instructions

Connection and wiring diagram

Sheet 1a: Compressor 230 V~

Fig. 2
Compressor power supply
A
Mains terminals, compressor
B
Compressor contactor
C
Thermal relay, compressor
D
Fuse, control circuit of full wave soft starter
E

Sheet 2: Heat pump control unit power supply 230 V~

For heat pumps with 400 V~ compressor
8
4.5
2a.6
Relay, control circuit of full wave soft starter
F
Full wave soft starter
G
Run capacitor
H
Male jack, compressor
K
Compressor motor
L