Siemens 3VF9622-1NB20 Bell Alarm Auxiliary Switch is an accessory for the 3VF6 family of molded-case circuit breakers, compatible with frame 3VF6/3VF9 and carrying the frame-specific code 1493D57G04. The unit combines one auxiliary switch and one bell/alarm switch, each with a single changeover contact, and it includes connecting leads for right-hand mounting on the breaker. This model is cataloged as 3VF9622-1NB20 and is intended for use with 3VF6 circuit-breakers.
