Siemens 3VA1 100 A Manual page 353

85 V AC minimum voltage (with phase to neutral conductor) for operation of the test function
1)
Reset by means of the circuit breaker handle
2)
On request
3)
Requirement: The 3VA2 molded case circuit breaker is equipped with an ETU 5-series or 8-series
4)
3VA molded case circuit breakers
Manual, 04/2015, A5E03603177010-02
Accessories
4.8 Residual current devices
353