FR2721433B1 - Circuit de protection contre les surintensités et dispositif utilisant un tel circuit. - Google Patents

Circuit de protection contre les surintensités et dispositif utilisant un tel circuit.

Info

Publication number
FR2721433B1
FR2721433B1 FR9506991A FR9506991A FR2721433B1 FR 2721433 B1 FR2721433 B1 FR 2721433B1 FR 9506991 A FR9506991 A FR 9506991A FR 9506991 A FR9506991 A FR 9506991A FR 2721433 B1 FR2721433 B1 FR 2721433B1
Authority
FR
France
Prior art keywords
circuit
overcurrent protection
protection circuit
overcurrent
protection
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 - Fee Related
Application number
FR9506991A
Other languages
English (en)
French (fr)
Other versions
FR2721433A1 (fr
Inventor
Tanimizu Tooru
Osaka Akira
Gotoh Yoshimoto
Hakamata Yoshimi
Wakasa Fumio
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of FR2721433A1 publication Critical patent/FR2721433A1/fr
Application granted granted Critical
Publication of FR2721433B1 publication Critical patent/FR2721433B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H02H3/08—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
    • H02H3/083—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 for three-phase systems
    • 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
FR9506991A 1994-06-15 1995-06-13 Circuit de protection contre les surintensités et dispositif utilisant un tel circuit. Expired - Fee Related FR2721433B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13277194A JP3293327B2 (ja) 1994-06-15 1994-06-15 過電流保護回路とその装置

Publications (2)

Publication Number Publication Date
FR2721433A1 FR2721433A1 (fr) 1995-12-22
FR2721433B1 true FR2721433B1 (fr) 1998-12-18

Family

ID=15089177

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9506991A Expired - Fee Related FR2721433B1 (fr) 1994-06-15 1995-06-13 Circuit de protection contre les surintensités et dispositif utilisant un tel circuit.

Country Status (6)

Country Link
JP (1) JP3293327B2 (zh)
KR (1) KR960002403A (zh)
CN (1) CN1047481C (zh)
DE (1) DE19521497A1 (zh)
FR (1) FR2721433B1 (zh)
TW (1) TW269062B (zh)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100460622B1 (ko) * 2001-11-06 2004-12-09 한국전력공사 개폐장치가 내장된 지상변압기
NL1021022C2 (nl) * 2002-07-08 2004-01-09 Pooltechnics B V Aandrijfstelsel voor het aandrijven van een laagspanningsmotor.
FR3021465B1 (fr) * 2014-05-21 2016-06-10 Mft D'appareillage Electrique De Cahors Bloc de protection pour disjoncteur de protection d'un depart basse tension, notamment alimente par un transformateur sur poteau
CN108400040B (zh) * 2018-05-08 2024-05-14 佛山职业技术学院 一种具有延时保护的主备用电源切换装置
KR102246003B1 (ko) * 2019-03-20 2021-04-29 한주현 3상 동시 일괄제어가 가능한 단상형 고장구간 자동 개방 장치

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1126976B (de) * 1958-11-14 1962-04-05 Siemens Ag Schutzeinrichtung gegen vorzeitiges Ansprechen eines UEberstrom fuehrenden mehrphasigen Lasttrennschalters

Also Published As

Publication number Publication date
CN1120255A (zh) 1996-04-10
CN1047481C (zh) 1999-12-15
JPH087720A (ja) 1996-01-12
KR960002403A (ko) 1996-01-26
TW269062B (zh) 1996-01-21
DE19521497A1 (de) 1995-12-21
JP3293327B2 (ja) 2002-06-17
FR2721433A1 (fr) 1995-12-22

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Legal Events

Date Code Title Description
ST Notification of lapse