Digital circuit interrupter undervoltage release accessory

Details Digital circuit interrupter undervoltage release accessory Digital circuit interrupter undervoltage release accessory

1994-05-25

1996-07-23

Gaffin, Jeffrey A.

Electricity: electrical systems and devices

Safety and protection of systems and devices

With specific voltage responsive fault sensor

361 93, H02H 324

Patent

active

055396054

ABSTRACT:
An integrated circuit breaker is described having undervoltage trip capability along with automatic overcurrent protection. The undervoltage accessory further provides auxiliary power to the trip unit and allows the trip unit to report and record the undervoltage release operation.

REFERENCES:
patent: 4156884 (1979-05-01), Eckart et al.
patent: 4335413 (1982-06-01), Engel et al.
patent: 4672501 (1987-06-01), Bilac et al.
patent: 4801907 (1989-01-01), Kelaita, Jr. et al.
patent: 4833563 (1989-05-01), Russell
patent: 4870531 (1989-09-01), Danek
Pollman et al "Digital Circuit Interrupter Shunt Trip Accessory Module". U.S. Ser No.: 08/247,198 filed May 20, 1994.
Castonguay et al. U.S. Ser. No. 08/214,522 filed Mar. 18, 1994.

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