Electricity: magnetically operated switches – magnets – and electr – Electromagnetically actuated switches – Tripping means
Patent
1994-05-27
1995-09-26
Donovan, Lincoln
Electricity: magnetically operated switches, magnets, and electr
Electromagnetically actuated switches
Tripping means
335177, 335179, H01H 900
Patent
active
054537240
ABSTRACT:
A flux shifter unit with increased magnetic susceptibility for use with a combined bell alarm and lock-out accessory is connected with the electronic trip unit that controls a high ampere rated circuit breaker. The flux shifter unit is configured to eliminate nuisance tripping due to the vibration of the associated electrical equipment.
REFERENCES:
patent: 3693122 (1972-09-01), Willard
patent: 4833563 (1989-05-01), Russell
Guerrette Michael C.
Seymour Raymond K.
Donovan Lincoln
General Electric
Menelly Richard A.
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