ABB UC Series - Procedure for Restoring Gas Cushion

28 Maintenance guide UCG | 1ZSE 5492-124 en, Rev 6
Fixed main switching
contact
Conical
spring-
washer
Plain
washer
Plain washer
Connection for transition resistor
Nut
Guide pin
Moving main
switching contact
Fixed transition
contact
Conical spring
washer
Moving transition
contact
Conical spring
washer
Fixed transition
contact
Fig. 15. Diverter switch, contact design.
Plain washer
Locking washer
(mounted vertically
on some types)