Mounting
7.3 Mounting/Disassembly
SIRIUS 3RU thermal overload relays / SIRIUS 3RB electronic overload relays
84 Manual, 09/2016, A5E03656507420A/RS-AB/003
Mounting 3RU21 thermal overload relays with spring-loaded connection
Insert the contacts (a) into the central opening of the main conductor terminals on the contactor
(see below, a), with the contacts flush to the right. Make sure that the guide tabs are inserted
into the designated slots on the contactor.
The overload relay will sit flush with the contactor on the left- and right-hand sides.
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