Siemens SIRIUS 3RU - Page 93

Mounting
7.3 Mounting/Disassembly
SIRIUS 3RU thermal overload relays / SIRIUS 3RB electronic overload relays
Manual, 09/2016, A5E03656507420A/RS-AB/003
93
Disassembly (size S6)
Disassembly of contactor/overload relay combinations with busbar connection and
connection with box terminal is done in the reverse order.
The following illustration shows disassembly of the 3RB2 electronic overload relay from
the 3RT1 contactor (connection with box terminal block and through-hole technology).
Disassembling the 3RB2 electronic overload relay (connection with box terminal block and
through-hole technology)
①
Slide the screwdriver into the opening on the electronic overload relay as shown in the figure
and press it down.
②
Pull the electronic overload relay toward you.
③
Pull the electronic overload relay down and away from the contactor.