Vaillant VWZ MEH 60 Installation Instructions Manual page 26

MOUNTING AND INSTALLATION
4.4.1.1 Method of collection of electrical cables
B
4.4.2 230 V connection
b Caution !
Comply with the instructions on the label
•
affixed inside the electrical casing.
N1 L3 N L L2 L1
L L
1 2
3G4 3G4
4.4.3 400 V connection
Caution !
b
Comply with the instructions on the label
•
affixed inside the electrical casing.
b Caution !
For 400V connection, you must remove
•
the shunts.
N1 L3 N L L2 L L1 L
1 2 3
5G1.5
23
A
C
02 01 N 1 2
3
Protection Protection
mini. 30A mini. 30A
N 1 2
02 01
400
Protection
mini. 10A
4.4.4 Command relay connection
4.4.4.1 With2 kW electrical booster
N L L L
1 2
4.4.4.2 With 4 kW electrical booster
N L L
1 2
4.4.4.3 With 6 kW electrical booster
N L L L N 1 2
1 2 3
4.4.4.4 With multi-stage booster
2Kw 4Kw
Key
1 Electrical booster module
2 Towards command relay
3 Electrical shunt
1
N 1 2
3
2
1
L N 1 2
3
2
1
3
2
1
N L L L N 1 2
1 2 3
2
0020152779_01 - 03/13 - Vaillant