Recloser undervoltage lockout mechanism

Details Recloser undervoltage lockout mechanism Recloser undervoltage lockout mechanism

1987-05-21

1989-08-08

DeBoer, Todd E.

Electricity: electrical systems and devices

Safety and protection of systems and devices

Automatic reclosing

361 92, 361102, 361 33, 335 20, 335 21, 335 27, H02H 324

Patent

active

048558621

ABSTRACT:
In a high voltage circuit interrupter (30) or recloser, an auxiliary undervoltage lockout mechanism (300) provides a backup lockout means to deenergize circuit contactor closing solenoid (78). Auxiliary undervoltage lockout device (300) provides a backup means to lock out recloser (30) after a period of time longer than the normal functioning time of the recloser to prevent damage to closing solenoid (78) in the event of low voltage or other unexpected conditions on the power line.

REFERENCES:
patent: 3590325 (1971-06-01), McMillen et al.
patent: 3611215 (1971-10-01), Patel
patent: 3673538 (1972-06-01), Faxon
patent: 3940663 (1976-02-01), Meier et al.
patent: 4625189 (1986-11-01), Lazar et al.

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