Accessories
3.2 Electromechanical accessories
3VA27 molded case circuit breakers & 3WL10 air circuit breakers
Manual, 10/2018, L1V30499596002-01
99
3.2
Electromechanical accessories
3.2.1
Auxiliary releases for 3VA27 / 3WL10
①
Closing coil (CC) (for breaker with stored energy operating mechanism only)
②
Undervoltage release (UVR) / shunt release (ST2)
③
Shunt release (ST)