62
Connecting instantaneous heating water heater power cable
Internal unit
N
L2
N
N
L1
N
3/N/PE
400 V/50 Hz
1/N/PE
230 V/50 Hz
L1
N
L1
L3
N
N
N
L1
L2
L1
L3
L3
L2
L1
N
N
N
A
Internal unit wiring chamber (see
chapter "Overview of connections":"
Internal unit")
B
Jumpers
■ Recommended power cable:
400 V~:
5 x 2.5 mm
2
230 V~:
7 x 2.5 mm
2
■ Max. fuse protection 16 A
■ Economy tariff and power-OFF can be
used.
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
stays operational during power-OFF.
Installation sequence
Power supply
(cont.)
5600 950 GB
