Siemens Sentron 3VA - Testing the Tripping Mechanism

Accessories
4.5 Manual operators
3VA molded case circuit breakers with UL and IEC certification
Manual, 01/2019, L1V30435333-01
267
4.5.3.3
Testing the tripping mechanism
Testing the tripping mechanism
The button <PUSH TO TRIP> can be pressed to perform a function test on the tripping
mechanism.
Procedure
1. Turn the front mounted rotary operator to position ON (I) in order to close the molded
case circuit breaker.
2. Press the button <PUSH TO TRIP> with a tool such as a screwdriver.
The front mounted rotary operator moves from position ON (I) to position TRIP. The
molded case circuit breaker is now in the tripped state.
3. Turn the front mounted rotary operator counter-clockwise to the RESET position (just
beyond OFF (O)).
The front mounted rotary operator remains in the OFF (O) position, the molded case
circuit breaker can now be closed again.