Method and circuit breaker for reducing arc flash during...

Details Method and circuit breaker for reducing arc flash during... Method and circuit breaker for reducing arc flash during...

2007-04-10

2007-04-10

Mullins, Burton S. (Department: 2836)

Electricity: electrical systems and devices

Safety and protection of systems and devices

Arc suppression at switching point

Reexamination Certificate

active

10814596

ABSTRACT:
Maintenance trip functions override the normal or specified trip functions of a low voltage circuit breaker to reduce pickup currents and/or time delays to effect faster trips, which reduces arc energy produced by faults during maintenance or testing on a live circuit breaker.

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