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Power supply
(cont.)
Heat pump control unit power supply 230 V~
A
max.16 A
X3.18
L1
1/N/PE
X2.1
N
230 V/50 Hz
X1.1
?
Fig. 55
A
Mains terminals inside the heat pump control unit
Note
This supply must never be blocked.
Compressor power supply (400 V~), sealing economy tariff connection for compressor
1.
Fig. 56
2.
3.
Max. fuse rating 16 A
■
Standard tariff: No economy tariff with power-OFF
■
possible for the heat pump control unit
■
Recommended power cable:
3 x 1.5 mm
2
Recommended power cable with power-OFF for
■
compressor/instantaneous heating water heater:
2
5 x 1.5 mm
1. Undo screws on contact shield
2. Route 400 V~ power cable through cable fitting
and apply strain relief.
Installation sequence
.
C
B
59
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