FR1539501A - Dispositif de déclenchement à régime d'élévation - Google Patents

Dispositif de déclenchement à régime d'élévation

Info

Publication number
FR1539501A
FR1539501A FR123427A FR123427A FR1539501A FR 1539501 A FR1539501 A FR 1539501A FR 123427 A FR123427 A FR 123427A FR 123427 A FR123427 A FR 123427A FR 1539501 A FR1539501 A FR 1539501A
Authority
FR
France
Prior art keywords
trigger device
elevation
elevation trigger
trigger
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
FR123427A
Other languages
English (en)
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.)
Westinghouse Electric 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 FR1539501A publication Critical patent/FR1539501A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/44—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to the rate of change of electrical quantities
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/14—Electrothermal mechanisms
    • 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
FR123427A 1966-10-05 1967-10-05 Dispositif de déclenchement à régime d'élévation Expired FR1539501A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US58441066 US3403362A (en) 1966-10-05 1966-10-05 Rate-of-rise tripping device

Publications (1)

Publication Number Publication Date
FR1539501A true FR1539501A (fr) 1968-09-13

Family

ID=52823394

Family Applications (1)

Application Number Title Priority Date Filing Date
FR123427A Expired FR1539501A (fr) 1966-10-05 1967-10-05 Dispositif de déclenchement à régime d'élévation

Country Status (3)

Country Link
US (1) US3403362A (fr)
JP (1) JPS4421059B1 (fr)
FR (1) FR1539501A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3718875A (en) * 1971-07-02 1973-02-27 Ite Imperial Corp Current limiting circuit breaker with magnetic latch
US4229775A (en) * 1979-02-09 1980-10-21 Westinghouse Electric Corp. Circuit breaker magnetic trip device with time delay
US8154373B2 (en) * 2006-07-14 2012-04-10 Schneider Electric USA, Inc. Circuit breaker-like apparatus with combination current transformer

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2495633A (en) * 1944-01-10 1950-01-24 Gen Electric Shockproof holding device
US2474029A (en) * 1944-10-11 1949-06-21 Ite Circuit Breaker Ltd Tripping device
US2881287A (en) * 1958-03-04 1959-04-07 Ite Circuit Breaker Ltd Magnetic latch system for high speed circuit breakers

Also Published As

Publication number Publication date
US3403362A (en) 1968-09-24
JPS4421059B1 (fr) 1969-09-09

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