Unblocked Mains Supply (Electric Wiring Diagram 1) - Vaillant geoTHERM Installation Instructions Manual

7 Electrical installation
7.3.1 Unblocked mains supply
(electric wiring diagram 1)
PE N L3 L2 L1 PE
7.3 Unblocked mains supply VWS electric wiring diagram 1
(as delivered)
PE N L3 L2 L1 PE
7.4 Unblocked mains supply VWW electric wiring diagram 1
(as delivered)
Key
Pump (brine circuit pump)
Compressor
Controller
48
1
+ +
400 V
50 Hz
PE N L3 L2 L1
N L3 L2 L1
1
+
400 V
50 Hz
PE N L3 L2 L1
N L3 L2 L1
N L3 PE N L PE N L S S
N L3 PE N L PE N L N
This is how the heat pump is wired when delivered.
The heat pump is connected to the supply network using a
single electricity rate (a consumption meter) (1).
> Connect the electricity supply to the primary mains sup-
ply (1).
Installation instructions geoTHERM 0020051574_04
1 2 N PE
L3 L2 L1 PE