Mounting
7.3 Mounting/Disassembly
SIRIUS 3RU thermal overload relays / SIRIUS 3RB electronic overload relays
Manual, 09/2016, A5E03656507420A/RS-AB/003
91
Mounting the 3RB2 electronic overload relay (connection with box terminal block)
① Slide the electronic overload relay onto the contactor from below.
Make sure that the tab on the upper side of the electronic overload relay's enclosure is not
inserted into the contactor's guide.
② Screw the main conductor terminals tight on the contactor. Check that the cable is clamped
tight.
③ As shown in the figure, slide the cover for the box terminal blocks into the openings provided
on the box terminal block of the electronic overload relay and on the contactor.
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