44
11.7.2
VARTA element backup with replacement power box in the TN-C network
1
Q2 Residual current device type B I
∆
n 30 mA
2
F2 Circuit breaker 6 A type B
3
Three sockets for consumers entitled to replacement power
To prevent electrical accidents: Label the distributor for the replacement power.
4
Subdistribution
5
House connection
6
Equipotential bus bar
7
F5 Line protection/fuse house connection
8
Consumption and feed-in meter
9
Current sensor
10
F4 Circuit breaker according to converter regulation
11
Converter for photovoltaic systems
12
F1 Circuit breaker 16 A type B
13
Integrated network connection (black)
14
Replacement power connection (light grey)
15
VARTA element backup with integrated section switches according to AR 4105
16
X1 Feed clamp for energy store