Circuit Diagrams And Electrical Connections; Connection Diagram - Vaillant eloSTOR Exclusive VEH 50/8-7 Installation And Maintenance Instructions Manual

Appendix
D

Circuit diagrams and electrical connections

D.1

Connection diagram

13
12
11
10
1 EVU contact
2 Mains connection terminal
3 Safety cut-out
4 Control system relay
5 Isolating plug
6 Protection anode earthing
7 Vessel earthing
8 Functional earth resistor
14
1
1
LT HT
16 A
4 5
9
Installation and maintenance instructions eloSTOR exclusive 0020234040_02
L1 L2 L3 N
STL
9 Heating elements
10 Output selection terminal
11 Fuse
12 Smart control interface module
13 Smart control power module
LT Low tariff output
HT High tariff output
2
3
4
5
8 7 6