Viessmann VITOCAL 200-G Installation And Service Instructions Manual page 55

Power supply
(cont.)
Power supply with power-OFF
Power-OFF without on-site load disconnection
The power-OFF signal is connected
directly to the heat pump control unit.
The compressor is "forced" off when
power-OFF is enabled.
Parameter "Output for instant. heating
water heater at power-OFF 790A"
determines whether and at what stage
the instantaneous heating water heater
(accessory) stays operational.
Connection type BWC 201.A (400 V~)
X3.7
A
X3.6
3
3
kWh
3/N
D
4
Diagram excluding fuses and RCD.
≈
E
F
4
G
Installation sequence
Service instructions for Vitotronic
200 heat pump control unit
Note
Observe the technical connection condi-
tions of the relevant power supply util-
ity.
B
C
5
3
kWh
3/N
H
4
4
55