B61 - 300
OUT
IN
IP 20
max. 300 V AC/16 A
PE
PE
L1
N
L1
N
2
3
6
5
4
1
L1
N
PE
Fig. 9: Wiring
plan overvoltage arrester B61-300 in aluminium housing
1 Mains supply
2 Overvoltage arrester
3 PE terminal
4 Protected instrument
5 Carrier rail
6 Potential equalisation
Wiring plan with alumi-
nium
housing
14 Overv
oltage arrester • B61-300
4 Conn
ecting to power supply
40488-EN-110527
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