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WPF M |
11
INSTALLATION
PREPARING FOR INSTALLATION
10.7.1 Electrical connection WPF (three-phase)
Terminals X3: Appliance and brine pump
26
�0
3�
01
�15
95
Heat pump power supply (compressor)
L1, L2, L3, N, PE (3/N/PE~400 V 50 Hz)
!
Please note:
The compressor must only rotate in one direction. Change
the direction of rotation by interchanging two phases, if
the fault NO POWER appears in the WPM display when
the compressor starts.
Brine pump power supply
L1, L2, L3, N, PE (3/N/PE~400 V 50 Hz)
After connecting all electrical cables, refit and seal the cover over
the mains terminal strip.
Terminals X4: Control
26
�0
3�
01
�1
59
6
Mains supply: L, N, PE (1/N/PE ~230 V 50 Hz )
Terminals X2: Low voltage
26
�0
3�
01
�1
59
7
H
BUS high
L
BUS Low
BUS ground
“ + “
BUS “ + “
Sensor
No function
Circulation pumps
Connect the circulation pumps in accordance with the specifica-
tions in the technical guides.
!
Appliance damage
If external high efficiency circulation pumps are used,
never switch these directly.
Use an external relay with a breaking capacity of at least
10 A/250 V AC.
Содержание WPF 10 M
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