Shunt Trip Circuit Breaker. The additional pole does not plug onto and is not energized by the bus bar. More buying choices 45 00 5 used new offers qob3501021 square d 3 pole bolt on with 120 volt shunt trip thermal magnetic miniature breaker 240 volt 50 amp qob350 1021 50 amp.
Details About Fal340401021 Square D Circuit Breaker 40 Amp 3 Pole 480vac 250vdc Shunt Trip Circuit Gfci Plug Breakers from www.pinterest.com
The additional pole does not plug onto and is not energized by the bus bar. The shunt trip move able rod hit the tripping point or disconnecting point of circuit breaker internally and the breaker become off or trip. In a shunt trip breaker the magnet is also wired to an external system which can send an electrical signal that will also activate the magnet and trip the switch.
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Pole attached to it to house the magnetic coil. Wire size 8 awg max. Shunt trip st the shunt trip opens the circuit breaker when its coil is energized by a voltage input see table 1. It is supplied with yellow and white secondary leads connected to a secondary connector plug see figure 2.
