TW305476U - Drive circuit of an electromagnetic device - Google Patents

Drive circuit of an electromagnetic device

Info

Publication number
TW305476U
TW305476U TW084211623U TW84211623U TW305476U TW 305476 U TW305476 U TW 305476U TW 084211623 U TW084211623 U TW 084211623U TW 84211623 U TW84211623 U TW 84211623U TW 305476 U TW305476 U TW 305476U
Authority
TW
Taiwan
Prior art keywords
contactor
surge absorber
transistor
operation mode
drive circuit
Prior art date
Application number
TW084211623U
Other languages
English (en)
Inventor
Ishlkawa Minoru
Ishikawa Kimitada
Original Assignee
Fuji Electric Co 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 Fuji Electric Co Ltd filed Critical Fuji Electric Co Ltd
Publication of TW305476U publication Critical patent/TW305476U/zh

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
    • H02H9/045—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage adapted to a particular application and not provided for elsewhere
    • H02H9/047—Free-wheeling circuits
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
    • H01H47/22—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for supplying energising current for relay coil
    • H01H47/32—Energising current supplied by semiconductor device
    • H01H47/325—Energising current supplied by semiconductor device by switching regulator

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Relay Circuits (AREA)
  • Electronic Switches (AREA)
TW084211623U 1993-09-07 1994-09-02 Drive circuit of an electromagnetic device TW305476U (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5221505A JP3018857B2 (ja) 1993-09-07 1993-09-07 電磁石装置の駆動回路

Publications (1)

Publication Number Publication Date
TW305476U true TW305476U (en) 1997-05-11

Family

ID=16767767

Family Applications (1)

Application Number Title Priority Date Filing Date
TW084211623U TW305476U (en) 1993-09-07 1994-09-02 Drive circuit of an electromagnetic device

Country Status (5)

Country Link
US (1) US5557494A (zh)
JP (1) JP3018857B2 (zh)
KR (1) KR100207767B1 (zh)
CN (1) CN1044533C (zh)
TW (1) TW305476U (zh)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4321252C2 (de) * 1993-06-25 1996-09-12 Siemens Ag Schaltungsanordnung zur Ansteuerung eines Schützes
US5914849A (en) * 1994-04-26 1999-06-22 Kilovac Corporation DC actuator control circuit with voltage compensation, current control and fast dropout period
DE19519757C2 (de) * 1995-05-30 1997-04-24 Siemens Ag Freilaufkreis mit vorgebbarer AUS-Vorzugszeit für eine Spule
US5953198A (en) * 1996-07-31 1999-09-14 Matsushita Electric Works, Ltd. Electromagnetic drive apparatus
KR100382458B1 (ko) * 2000-11-18 2003-05-09 엘지산전 주식회사 Ｄｃ 조작용 전자접촉기의 코일 구동장치
KR20020055732A (ko) * 2000-12-29 2002-07-10 이형도 스위칭 다이오드를 이용한 보호회로
JP4401084B2 (ja) * 2003-01-27 2010-01-20 津田駒工業株式会社 アクチュエータの駆動装置
US20040236242A1 (en) * 2003-05-22 2004-11-25 Graham James E. Capnograph system with integral controller
CN102510607B (zh) * 2011-10-20 2014-04-23 西安理想华夏科技创新有限公司 多脉冲重叠触发led节能灯
CN102945723A (zh) * 2012-10-19 2013-02-27 中国煤炭科工集团太原研究院 一种阀用本安电磁铁
RU2538403C1 (ru) * 2013-08-01 2015-01-10 Общество с ограниченной ответственностью "Научно-производственная фирма "Автоматика" Схема энергоснабжения искробезопасных электромагнитных исполнительных устройств
US9711778B2 (en) 2013-09-06 2017-07-18 Johnson Controls Technology Company Layered battery module system and method of assembly
US9786457B2 (en) 2015-01-14 2017-10-10 General Electric Company Systems and methods for freewheel contactor circuits

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59103091A (ja) * 1982-12-01 1984-06-14 Nippon Denso Co Ltd 電磁弁の通電電流制御方法
US4511945A (en) * 1983-12-27 1985-04-16 Ford Motor Company Solenoid switching driver with fast current decay from initial peak current
JPS6413109U (zh) * 1987-07-10 1989-01-24
JP3058699B2 (ja) * 1990-02-16 2000-07-04 テキサス インスツルメンツ インコーポレイテツド 誘導性負荷中の電流制御のための負電圧クランプ回路
IT1241365B (it) * 1990-12-21 1994-01-10 Sgs Thomson Microelectronics Circuito di pilotaggio di carichi induttivi, in particolare per iniettori di carburante

Also Published As

Publication number Publication date
JPH0778715A (ja) 1995-03-20
KR100207767B1 (ko) 1999-07-15
CN1102907A (zh) 1995-05-24
KR950008798A (ko) 1995-04-19
JP3018857B2 (ja) 2000-03-13
US5557494A (en) 1996-09-17
CN1044533C (zh) 1999-08-04

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