51
3/N/PE 400 V/50 Hz
Fig. 44
A
Mains terminals, switching module, instantaneous
heating water heater
B
Jumpers
Do not remove jumpers
B
in the case of a 3/N/PE
400 V/50 Hz power supply.
■
Recommended power cable:
5 x 2.5 mm
2
■
Max. fuse rating 16 A
■
Economy tariff and power-OFF can be applied
Power supply with 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 an instantaneous heating water heater remains
operational during the power-OFF period.
Note
Observe the technical connection conditions of the rel-
evant power supply utility.
Installation sequence
Power supply (cont.)
5831412
Installation
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