1 Loos
en fixing screw
Fig. 4: Mounting
on carrier rail
1 Fixing screw
2 Place the overvoltage arrester onto the rail and let it snap in
3 Tighten fixing screw
3.5 Mounting in housing
The overvoltage arrester is optionally available in a plastic or
aluminium housing. Make sure when mounting that the cable glands
point downward. Thus avoids water ingress.
Fig. 5: Mounting
in Aluminium housing
1 Overvoltage arrester
2 Pressure compensation
3 Ground terminal
10 Overvolt
age arrester • B53-19
3 Produc
t description
40490-EN-110527
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