ZA861151B - Circuit breaker with digital solid-state trip unit fitted with a calibration circuit - Google Patents

Circuit breaker with digital solid-state trip unit fitted with a calibration circuit

Info

Publication number
ZA861151B
ZA861151B ZA861151A ZA861151A ZA861151B ZA 861151 B ZA861151 B ZA 861151B ZA 861151 A ZA861151 A ZA 861151A ZA 861151 A ZA861151 A ZA 861151A ZA 861151 B ZA861151 B ZA 861151B
Authority
ZA
South Africa
Prior art keywords
trip unit
circuit
state trip
unit fitted
analog
Prior art date
Application number
ZA861151A
Other languages
English (en)
Inventor
Pierre Demeyer
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 ZA861151B publication Critical patent/ZA861151B/xx

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00—Details of emergency protective circuit arrangements
    • H02H1/0038—Details of emergency protective circuit arrangements concerning the connection of the detecting means, e.g. for reducing their number
    • 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
    • H02H3/08—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 excess current
    • H02H3/093—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 excess current with timing means
    • H02H3/0935—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 excess current with timing means the timing being determined by numerical means
    • 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
    • H02H3/02—Details
    • H02H3/05—Details with means for increasing reliability, e.g. redundancy arrangements

Landscapes

  • Emergency Protection Circuit Devices (AREA)
  • Keying Circuit Devices (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Breakers (AREA)
  • Elimination Of Static Electricity (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
ZA861151A 1985-02-25 1986-02-17 Circuit breaker with digital solid-state trip unit fitted with a calibration circuit ZA861151B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8503158A FR2578091B1 (fr) 1985-02-25 1985-02-25 Disjoncteur a declencheur statique numerique dote d'un circuit de calibrage

Publications (1)

Publication Number Publication Date
ZA861151B true ZA861151B (en) 1986-09-24

Family

ID=9316836

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA861151A ZA861151B (en) 1985-02-25 1986-02-17 Circuit breaker with digital solid-state trip unit fitted with a calibration circuit

Country Status (11)

Country Link
US (1) US4682264A (pt)
EP (1) EP0193447B1 (pt)
JP (1) JPS61240814A (pt)
AT (1) ATE52364T1 (pt)
AU (1) AU585765B2 (pt)
CA (1) CA1241728A (pt)
DE (1) DE3670730D1 (pt)
ES (1) ES8705699A1 (pt)
FR (1) FR2578091B1 (pt)
PT (1) PT82082B (pt)
ZA (1) ZA861151B (pt)

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US6340925B1 (en) 2000-03-01 2002-01-22 General Electric Company Circuit breaker mechanism tripping cam
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US6366438B1 (en) 2000-03-06 2002-04-02 General Electric Company Circuit interrupter rotary contact arm
US6459349B1 (en) 2000-03-06 2002-10-01 General Electric Company Circuit breaker comprising a current transformer with a partial air gap
US6211757B1 (en) 2000-03-06 2001-04-03 General Electric Company Fast acting high force trip actuator
US6496347B1 (en) 2000-03-08 2002-12-17 General Electric Company System and method for optimization of a circuit breaker mechanism
US6429659B1 (en) 2000-03-09 2002-08-06 General Electric Company Connection tester for an electronic trip unit
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FR2578092B1 (fr) * 1985-02-25 1987-03-06 Merlin Gerin Disjoncteur a declencheur statique a echantillonnage et blocage a la derniere crete du signal
FR2578112B1 (fr) * 1985-02-25 1988-03-18 Merlin Gerin Disjoncteur a declencheur statique a chaine de traitement numerique shunte par une chaine de traitement analogique

Also Published As

Publication number Publication date
FR2578091B1 (fr) 1988-08-05
DE3670730D1 (de) 1990-05-31
AU585765B2 (en) 1989-06-22
ES8705699A1 (es) 1987-05-16
ATE52364T1 (de) 1990-05-15
AU5407386A (en) 1986-08-28
PT82082A (fr) 1986-03-01
CA1241728A (en) 1988-09-06
EP0193447B1 (fr) 1990-04-25
EP0193447A1 (fr) 1986-09-03
ES552338A0 (es) 1987-05-16
FR2578091A1 (fr) 1986-08-29
PT82082B (pt) 1990-06-29
JPS61240814A (ja) 1986-10-27
US4682264A (en) 1987-07-21

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