Mounting
7.5 Replacing the vacuum interrupters (sizes S10 and S12)
SIRIUS - SIRIUS 3RT Contactors/Contactor assemblies
Manual, 09/2017, A5E03656507120A/RS-AE/006
223
Undo the four screws (hexagon socket-head screws SW4) on the front plate of the contactor.
Remove the top part of the contactor enclosure.
Insert both of the releasing levers provided into the gaps between each 2 vacuum interrupters
(a rounding cut in the adjacent side walls serves as an orientation guide).
Loosen the Allen screws (two per vacuum interrupter) from the cables that are connected to
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