JPH082918Y2 - しゃ断器の不足電圧引はずし制御装置 - Google Patents

しゃ断器の不足電圧引はずし制御装置

Info

Publication number
JPH082918Y2
JPH082918Y2 JP1987140598U JP14059887U JPH082918Y2 JP H082918 Y2 JPH082918 Y2 JP H082918Y2 JP 1987140598 U JP1987140598 U JP 1987140598U JP 14059887 U JP14059887 U JP 14059887U JP H082918 Y2 JPH082918 Y2 JP H082918Y2
Authority
JP
Japan
Prior art keywords
voltage
undervoltage trip
power supply
switch means
transistor
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 - Lifetime
Application number
JP1987140598U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6445440U (US07118763-20061010-C00002.png
Inventor
和宏 石井
善博 畠山
和志 佐藤
明 高尾
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
Priority to JP1987140598U priority Critical patent/JPH082918Y2/ja
Priority to KR2019880010261U priority patent/KR910002728Y1/ko
Priority to US07/229,719 priority patent/US4901184A/en
Priority to ZA885918A priority patent/ZA885918B/xx
Priority to EP88114882A priority patent/EP0307842B1/en
Priority to DE88114882T priority patent/DE3886637T2/de
Publication of JPS6445440U publication Critical patent/JPS6445440U/ja
Application granted granted Critical
Publication of JPH082918Y2 publication Critical patent/JPH082918Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime 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)
JP1987140598U 1987-09-14 1987-09-14 しゃ断器の不足電圧引はずし制御装置 Expired - Lifetime JPH082918Y2 (ja)

Priority Applications (6)

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
KR2019880010261U KR910002728Y1 (ko) 1987-09-14 1988-06-29 차단기의 부족전압 트립제어장치
US07/229,719 US4901184A (en) 1987-09-14 1988-08-08 Trip control apparatus of circuit breaker
ZA885918A ZA885918B (en) 1987-09-14 1988-08-11 Trip control apparatus of circuit breaker
EP88114882A EP0307842B1 (en) 1987-09-14 1988-09-12 Trip control apparatus of circuit breaker
DE88114882T DE3886637T2 (de) 1987-09-14 1988-09-12 Auslöseeinrichtung für Schutzschalter.

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
JPS6445440U JPS6445440U (US07118763-20061010-C00002.png) 1989-03-20
JPH082918Y2 true JPH082918Y2 (ja) 1996-01-29

Family

ID=15272424

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987140598U Expired - Lifetime 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

Country Status (6)

Country Link
US (1) US4901184A (US07118763-20061010-C00002.png)
EP (1) EP0307842B1 (US07118763-20061010-C00002.png)
JP (1) JPH082918Y2 (US07118763-20061010-C00002.png)
KR (1) KR910002728Y1 (US07118763-20061010-C00002.png)
DE (1) DE3886637T2 (US07118763-20061010-C00002.png)
ZA (1) ZA885918B (US07118763-20061010-C00002.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
ZA885918B (en) 1989-05-30
EP0307842A3 (en) 1990-06-13
EP0307842B1 (en) 1993-12-29
EP0307842A2 (en) 1989-03-22
KR890007658U (ko) 1989-05-17
US4901184A (en) 1990-02-13
KR910002728Y1 (ko) 1991-04-26
JPS6445440U (US07118763-20061010-C00002.png) 1989-03-20
DE3886637D1 (de) 1994-02-10
DE3886637T2 (de) 1994-04-14

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