DE3886637T2 - Auslöseeinrichtung für Schutzschalter. - Google Patents

Auslöseeinrichtung für Schutzschalter.

Info

Publication number
DE3886637T2
DE3886637T2 DE88114882T DE3886637T DE3886637T2 DE 3886637 T2 DE3886637 T2 DE 3886637T2 DE 88114882 T DE88114882 T DE 88114882T DE 3886637 T DE3886637 T DE 3886637T DE 3886637 T2 DE3886637 T2 DE 3886637T2
Authority
DE
Germany
Prior art keywords
voltage
transistor
power source
trip
switching device
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
DE88114882T
Other languages
German (de)
English (en)
Other versions
DE3886637D1 (de
Inventor
Yoshihiro C O Fukuy Hatakeyama
Kazuhiro C O Fukuyama Se Ishii
Kazushi C O Fukuyama Shis Sato
Akira C O Kabushiki Kais Takao
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Application granted granted Critical
Publication of DE3886637D1 publication Critical patent/DE3886637D1/de
Publication of DE3886637T2 publication Critical patent/DE3886637T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H69/00—Apparatus or processes for the manufacture of emergency protective devices
    • 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
    • H02H3/24—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 undervoltage or no-voltage

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Breakers (AREA)
DE88114882T 1987-09-14 1988-09-12 Auslöseeinrichtung für Schutzschalter. Expired - Fee Related DE3886637T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987140598U JPH082918Y2 (ja) 1987-09-14 1987-09-14 しゃ断器の不足電圧引はずし制御装置

Publications (2)

Publication Number Publication Date
DE3886637D1 DE3886637D1 (de) 1994-02-10
DE3886637T2 true DE3886637T2 (de) 1994-04-14

Family

ID=15272424

Family Applications (1)

Application Number Title Priority Date Filing Date
DE88114882T Expired - Fee Related DE3886637T2 (de) 1987-09-14 1988-09-12 Auslöseeinrichtung für Schutzschalter.

Country Status (6)

Country Link
US (1) US4901184A (US20100012521A1-20100121-C00001.png)
EP (1) EP0307842B1 (US20100012521A1-20100121-C00001.png)
JP (1) JPH082918Y2 (US20100012521A1-20100121-C00001.png)
KR (1) KR910002728Y1 (US20100012521A1-20100121-C00001.png)
DE (1) DE3886637T2 (US20100012521A1-20100121-C00001.png)
ZA (1) ZA885918B (US20100012521A1-20100121-C00001.png)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5212617A (en) * 1989-12-29 1993-05-18 Robert Bosch Gmbh Circuit for compensating very fast current fluctuations
US5335132A (en) * 1991-06-17 1994-08-02 Harris Corporation Overvoltage sensor with hysteresis
KR20120071537A (ko) * 2010-12-23 2012-07-03 엘에스산전 주식회사 배선용 차단기의 트립 장치

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3749944A (en) * 1971-08-19 1973-07-31 Westinghouse Electric Corp Undervoltage sensing circuit
US3772568A (en) * 1972-09-14 1973-11-13 Chafin G Low voltage appliance protector
US4061518A (en) * 1974-07-01 1977-12-06 Harold C. Hohbach Method for making an article having replicated coating with durable dielectric overcoat
US3936701A (en) * 1974-08-29 1976-02-03 Westinghouse Electric Corporation Timing circuit for electronic undervoltage detecting device and latch
JPS5812829B2 (ja) * 1976-04-28 1983-03-10 株式会社日立製作所 直流回路の保護装置
DE2731848C2 (de) * 1977-07-14 1985-06-20 Metrawatt GmbH, 8500 Nürnberg Schutzschaltung für batteriegespeiste Meßgeräte
US4163271A (en) * 1977-09-02 1979-07-31 Michael L. Manning Electronic switching apparatus
US4270156A (en) * 1979-04-09 1981-05-26 General Equipment & Mfg. Co., Inc. Electronic synchronization monitor
JPS571041A (en) * 1980-06-02 1982-01-06 Shibuya Kogyo Co Ltd Labeller
JPS59191894U (ja) * 1983-06-08 1984-12-19 愛知電機株式会社 モ−タの異常検出装置

Also Published As

Publication number Publication date
EP0307842A3 (en) 1990-06-13
JPS6445440U (US20100012521A1-20100121-C00001.png) 1989-03-20
JPH082918Y2 (ja) 1996-01-29
US4901184A (en) 1990-02-13
EP0307842B1 (en) 1993-12-29
KR890007658U (ko) 1989-05-17
KR910002728Y1 (ko) 1991-04-26
EP0307842A2 (en) 1989-03-22
ZA885918B (en) 1989-05-30
DE3886637D1 (de) 1994-02-10

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee