The 3WL9111-0AT44-0AA0 Circuit Breaker test device is used to test the functions of the Sentron 3WL low-voltage circuit breakers.
The circuit breaker test device can be used to:
- Measure the operating circuits and tripping times
- Check the protection functions for the three phases and the neutral conductor
- Verify the function of the tripping solenoid
- Check the function of the ground-fault protection
- Measure the opening time of the circuit breaker and to
- Check the trip causes