Mounting
7.3 Mounting/Disassembly
SIRIUS 3RU thermal overload relays / SIRIUS 3RB electronic overload relays
Manual, 09/2016, A5E03656507420A/RS-AB/003
87
Disassembling 3RU21 thermal overload relays with spring-loaded connection
Position the screwdriver on the overload relay as shown in the figure. Carefully dislodge the
overload relay from the contactor.
Pull the overload relay toward you and away from the contactor.
Note
Ring cable lug connection system
The procedure for disassembling the overload relays with ring cable lug connection system
is similar to that for disassembly with screw
-type connection system.
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