Mounting
7.3 Mounting/Disassembly
SIRIUS 3RU thermal overload relays / SIRIUS 3RB electronic overload relays
96 Manual, 09/2016, A5E03656507420A/RS-AB/003
Disassembly (size S10 / S12)
Disassembly of contactor/overload relay combinations with busbar connection is done in the
reverse order.
3RB206 electronic overload relays in size S10 /S12 are suitable for screw mounting.
The following figures show how to mount and disassemble the box terminal block and the
terminal covers for box terminal blocks available as accessories onto the 3RB2 electronic
overload relay.
Mounting the 3RB2 electronic overload relay (connection with box terminal block)
Place the box terminal block on the electronic overload relay.
Screw the box terminal block tight on the contactor. Check whether the box terminal block is
As shown in the figure, slide the terminal cover for the box terminal block into the openings
provided on the box terminal block of the electronic overload relay.
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