Viessmann VITOCAL 200-G Installation And Service Instructions Manual page 57

Power supply
(cont.)
Power-OFF with on-site load disconnection
The power-OFF signal is connected to
the on-site contactor of the economy tar-
iff power supply and in the heat pump
control unit. The compressor and instan-
taneous heating water heater (acces-
sory) are "forced" off when power-OFF is
enabled.
Connection type BWC 201.A (400 V~)
X3.7
A
D
E
3
kWh
3/N
F G
4
Diagram excluding fuses and RCD.
X3.6
3
≈
4
K
Installation sequence
Note
Observe the technical connection condi-
tions of the relevant power supply util-
ity.
C
B
5
3
kWh
3/N
H
4
4
57