Viessmann VITOCAL 300-A, Инструкции по установке и обслуживанию для подрядчиков

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Heat pump control unit power supply 230 V~
L1 X3.18
N X2.1
?
X1.1
A
1/N/PE
230 V / 50 Hz
max.16 A
A Mains terminals inside the heat
pump control unit
Note
This supply must never be blocked.
■ Max. fuse rating 16 A
■ Standard tariff: No optional economy
tariff with power-OFF for the heat
pump control unit
■ Recommended power cable:
3 x 1.5 mm 2
■ Recommended power cable with
power-OFF for compressor/ instanta-
neous heating water heater:
5 x 1.5 mm
2
Compressor power supply 400 V~
L1
400 V/50 Hz
?
L2
L3
N
PE
3/N/PE
L1
L2
L3
N
■ MCB/fuse protection in accordance
with the compressor rating: see "Spec-
ification".
■ Economy tariff and power-OFF can be
used
■ No parameters need to be set when
using economy tariff with power-OFF.
The compressor is shut down during
the power-OFF time.
■ Recommended power cable:
5 x 2.5 mm 2
Max. cable length:
25 m
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. htg wtr
heater at power-OFF 790A" deter-
mines whether and at what stage an
instantaneous heating water heater
stays operational during the power-OFF
period.
Installation sequence
Power supply
(cont.)
5516 436 GB
Installation