CA941415A - Circuit breaker including improved undervoltage trip means - Google Patents

Circuit breaker including improved undervoltage trip means

Info

Publication number
CA941415A
CA941415A CA118,822A CA118822A CA941415A CA 941415 A CA941415 A CA 941415A CA 118822 A CA118822 A CA 118822A CA 941415 A CA941415 A CA 941415A
Authority
CA
Canada
Prior art keywords
circuit breaker
including improved
trip means
breaker including
undervoltage trip
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA118,822A
Other versions
CA118822S (en
Inventor
Nagar J. Patel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CBS Corp
Original Assignee
Westinghouse Electric Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of CA941415A publication Critical patent/CA941415A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
    • H01H83/12—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by voltage falling below a predetermined value, e.g. for no-volt protection
CA118,822A 1970-08-21 1971-07-22 Circuit breaker including improved undervoltage trip means Expired CA941415A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US6598470A 1970-08-21 1970-08-21

Publications (1)

Publication Number Publication Date
CA941415A true CA941415A (en) 1974-02-05

Family

ID=22066494

Family Applications (1)

Application Number Title Priority Date Filing Date
CA118,822A Expired CA941415A (en) 1970-08-21 1971-07-22 Circuit breaker including improved undervoltage trip means

Country Status (3)

Country Link
US (1) US3611215A (en)
AU (1) AU468770B2 (en)
CA (1) CA941415A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3750059A (en) * 1972-07-31 1973-07-31 Westinghouse Electric Corp Circuit interrupting apparatus
US4016518A (en) * 1975-09-25 1977-04-05 Westinghouse Electric Corporation Circuit breaker with improved single coil actuator and undervoltage release mechanism
US4766270A (en) * 1985-07-12 1988-08-23 Square D Company Limited force interlock mechanism
US4677269A (en) * 1985-07-12 1987-06-30 Square D Company Isolation switch having a locking bail arm
US4855862A (en) * 1987-05-21 1989-08-08 Cooper Industries, Inc. Recloser undervoltage lockout mechanism
US7557681B2 (en) * 2007-04-09 2009-07-07 Eaton Corporation Electrical switching apparatus accessory sub-assembly employing reversible coil frame, and accessory and electrical switching apparatus employing the same
CN103681119A (en) * 2012-09-20 2014-03-26 昆山维安盛电子有限公司 Contactor

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL31465C (en) * 1929-01-25
US2840663A (en) * 1954-05-05 1958-06-24 Westinghouse Electric Corp Circuit breaker

Also Published As

Publication number Publication date
AU468770B2 (en) 1976-01-22
US3611215A (en) 1971-10-05
AU3213971A (en) 1973-02-15

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