ZA889232B - Solid-state trip device with auxiliary power supply - Google Patents

Solid-state trip device with auxiliary power supply

Info

Publication number
ZA889232B
ZA889232B ZA889232A ZA889232A ZA889232B ZA 889232 B ZA889232 B ZA 889232B ZA 889232 A ZA889232 A ZA 889232A ZA 889232 A ZA889232 A ZA 889232A ZA 889232 B ZA889232 B ZA 889232B
Authority
ZA
South Africa
Prior art keywords
solid
power supply
auxiliary power
trip device
state trip
Prior art date
Application number
ZA889232A
Inventor
Pierre Schueller
Schueller Pierre
Gilbert Garnier
Garnier Gilbert
Original Assignee
Merlin Gerin
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 Merlin Gerin filed Critical Merlin Gerin
Publication of ZA889232B publication Critical patent/ZA889232B/en

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
    • H01H83/14—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection
    • H01H83/144—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection with differential transformer
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00—Details of emergency protective circuit arrangements
    • H02H1/06—Arrangements for supplying operative power
    • 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
    • H02H3/006—Calibration or setting of parameters

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Breakers (AREA)
  • Emergency Protection Circuit Devices (AREA)
ZA889232A 1987-12-10 1988-12-09 Solid-state trip device with auxiliary power supply ZA889232B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR878717449A FR2624646B1 (en) 1987-12-10 1987-12-10

Publications (1)

Publication Number Publication Date
ZA889232B true ZA889232B (en) 1989-08-30

Family

ID=9357860

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA889232A ZA889232B (en) 1987-12-10 1988-12-09 Solid-state trip device with auxiliary power supply

Country Status (4)

Country Link
EP (1) EP0320409B1 (en)
DE (1) DE3879641T2 (en)
FR (1) FR2624646B1 (en)
ZA (1) ZA889232B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29504864U1 (en) * 1995-03-22 1995-05-18 Siemens AG, 80333 München Residual current circuit breaker in modular design
FR2790610B1 (en) * 1999-03-02 2001-05-04 Schneider Electric Ind Sa ELECTRONIC TRIGGER COMPRISING A REMOVABLE LONG DELAY MODULE ASSOCIATED WITH A CONNECTION / DISCONNECTION FUNCTION IN VOLTAGE
JP4200291B2 (en) * 2003-05-21 2008-12-24 富士電機アセッツマネジメント株式会社 Earth leakage breaker
JP4090983B2 (en) * 2003-11-11 2008-05-28 三菱電機株式会社 Circuit breaker
KR101890683B1 (en) * 2016-12-29 2018-08-22 엘에스산전 주식회사 Isolation mechanism of controller for circuit breaker
FR3125166B1 (en) * 2021-07-12 2023-06-09 Philippe Dupuy Active current leakage sealing

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1271373A (en) * 1969-02-06 1972-04-19 B & R Relays Ltd Current leakage circuit breaker device
NL176508C (en) * 1977-06-14 1985-04-16 Hazemeijer Bv NUTRITION EQUIPMENT FOR A PROTECTION DEVICE, SUCH AS AN EARTH DETECTION DEVICE, AND PROTECTION EQUIPMENT EQUIPPED WITH SUCH A NUTRITION EQUIPMENT.
FR2440609A1 (en) * 1978-11-06 1980-05-30 Merlin Gerin Auxiliary test block for differential protection circuit breaker - permits remote operation of test circuit on circuit-breaker and has fuse and protective contact shunted by resistance lamp parts
DE3333098A1 (en) * 1983-04-12 1984-10-18 Werner K. 7774 Deggenhausertal Mayer Early-warning device for insulation faults

Also Published As

Publication number Publication date
FR2624646A1 (en) 1989-06-16
FR2624646B1 (en) 1994-03-04
DE3879641D1 (en) 1993-04-29
DE3879641T2 (en) 1993-10-14
EP0320409B1 (en) 1993-03-24
EP0320409A1 (en) 1989-06-14

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