Mounting
7.3 Mounting/Disassembly
SIRIUS 3RU thermal overload relays / SIRIUS 3RB electronic overload relays
Manual, 09/2016, A5E03656507420A/RS-AB/003
89
Mounting on a mounting plate (sizes S2 and S3)
Screw mounting on a mounting plate is an alternative option to DIN rail mounting. For screw
mounting, the contactor first has to be fastened with screws and then the overload relay
mounted on the top of the contactor as shown in the figures.
Disassembly (sizes S2 and S3)
3RB3 electronic overload relay disassembly
Undo the screws on the main conductor terminals.
Pull the overload relay down and away from the contactor.
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