35
Overview of electrical connections in the control panel
Type AWHI/AWHO 351.A10, AWHI/AWHO 351.A14
L
B
M
K
H
D
C
A
G
E F
Fig. 28
Type AWHI/AWHO 351.A20
L
B
M
K
H
D
C
A
G
E F
N
Fig. 29
A
Fan fuse 6.3 A (slow)
B
Phase monitor
C
Compressor contactor
D
Distributor PCB
E
Connecting lead: LV lead < 42 V
F
Connecting cable: Control cable 230 V~
G
Transformer
H
Refrigerant circuit controller (EEV)
K
Internal heat pump
:
Switching module, instantaneous heating water
heater (accessories)
External heat pump
:
The switching module for the instantaneous heat-
ing water heater is installed on the wall inside the
building adjacent to the instantaneous heating
water heater (see separate installation instruc-
tions).
L
Mains terminals (400 V~) for compressor and fan
with contact shield and power-OFF seal if required
M
Full wave soft starter
N
Safety contactor
Installation sequence
Control panel electrical connections
(cont.)
5692878
Installation
Summary of Contents for Vitocal 350-A AWHI 351.A14
Page 82: ...82 Troubleshooting Repairs cont 5692878 Maintenance ...
Page 101: ...101 Parts list type AWHI 351 A Heat pump module cont 5692878 Components ...
Page 104: ...104 Parts list type AWHI 351 A Base frame cont 5692878 Components ...
Page 125: ...125 Parts list type AWHO 351 A Heat pump module cont 5692878 Components ...
