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GB2162391B - Electric fault detection device - Google Patents

Electric fault detection device

Info

Publication number
GB2162391B
GB2162391B GB8513905A GB8513905A GB2162391B GB 2162391 B GB2162391 B GB 2162391B GB 8513905 A GB8513905 A GB 8513905A GB 8513905 A GB8513905 A GB 8513905A GB 2162391 B GB2162391 B GB 2162391B
Authority
GB
United Kingdom
Prior art keywords
detection device
fault detection
electric fault
electric
fault
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
Application number
GB8513905A
Other versions
GB8513905D0 (en
GB2162391A (en
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.)
Shinko Electric Co Ltd
Original Assignee
Shinko 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
Priority claimed from JP59115225A external-priority patent/JPS60258821A/en
Priority claimed from JP2315585A external-priority patent/JPS61183830A/en
Application filed by Shinko Electric Co Ltd filed Critical Shinko Electric Co Ltd
Publication of GB8513905D0 publication Critical patent/GB8513905D0/en
Publication of GB2162391A publication Critical patent/GB2162391A/en
Application granted granted Critical
Publication of GB2162391B publication Critical patent/GB2162391B/en
Expired 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
    • H02H3/12—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 underload or no-load
    • H02H3/13—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 underload or no-load for multiphase applications, e.g. phase interruption
    • 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
    • H01H47/002—Monitoring or fail-safe circuits
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
    • H02H7/09—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors against over-voltage; against reduction of voltage; against phase interruption
GB8513905A 1984-06-04 1985-06-03 Electric fault detection device Expired GB2162391B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP59115225A JPS60258821A (en) 1984-06-04 1984-06-04 Relay defect detector
JP2315585A JPS61183830A (en) 1985-02-07 1985-02-07 Relay fault detector

Publications (3)

Publication Number Publication Date
GB8513905D0 GB8513905D0 (en) 1985-07-03
GB2162391A GB2162391A (en) 1986-01-29
GB2162391B true GB2162391B (en) 1987-09-16

Family

ID=26360467

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8513905A Expired GB2162391B (en) 1984-06-04 1985-06-03 Electric fault detection device

Country Status (4)

Country Link
CA (1) CA1263144A (en)
DE (1) DE3520257C2 (en)
FR (1) FR2565430B1 (en)
GB (1) GB2162391B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104321657A (en) * 2012-03-30 2015-01-28 冷王公司 Mobile environment-controlled unit having a magnetic sensor for a high-voltage alternating current bus

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3719298A1 (en) * 1987-06-10 1988-12-22 Bayerische Motoren Werke Ag METHOD FOR RELEASING THE CONTACTS OF AN ADHESIVE RELAY, AND CIRCUIT ARRANGEMENT FOR IMPLEMENTING THE METHOD
JPH02147968A (en) * 1988-11-30 1990-06-06 Fuji Heavy Ind Ltd Apparatus for detecting fault of electric circuit
US4929932A (en) * 1989-04-24 1990-05-29 Eastman Kodak Company Solid state relay having visual contact monitor
US5243291A (en) * 1991-10-11 1993-09-07 Shinkoh Electric Co., Ltd. Electromagnetic contactor deposition detecting apparatus which detects load current and switch current
JPH06258350A (en) * 1993-03-10 1994-09-16 Omron Corp Current detection unit and relay terminal
JPH06295652A (en) * 1993-04-06 1994-10-21 Omron Corp Relay terminal
CH691100A5 (en) * 1996-06-24 2001-04-12 Elcomp Ag Method for monitoring a three-phase motor, and monitoring device.
ES2182364T3 (en) 1997-08-22 2003-03-01 Bosch Gmbh Robert PROCEDURE FOR THE RECOGNITION OF ERRONE CIRCUITS OF A FIRST RELAYS.
ES2318865T3 (en) * 1998-11-06 2009-05-01 Abb Research Ltd. PROTECTION DEVICE FOR ELECTRIC MOTOR AND ASSOCIATED PROCEDURE.
US20100164501A1 (en) * 2006-09-13 2010-07-01 Mtu Aero Engines Gmbh Alternating current switch device and method for the monitoring or diagnosis of the operability of an alternating current switch device
DE102008006512A1 (en) 2008-01-29 2009-07-30 BSH Bosch und Siemens Hausgeräte GmbH Circuit arrangement for operating a domestic appliance and corresponding method
DE102008011495B4 (en) * 2008-02-19 2011-09-22 E.G.O. Control Systems Gmbh Control device for a household appliance, household appliance and associated method
EP2169700B1 (en) * 2008-09-26 2011-11-09 Siemens Aktiengesellschaft Method and device for monitoring a switching procedure and relay component group

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB183912A (en) * 1921-04-28 1922-07-28 Noel George Langrish Improvements relating to protective devices for use with polyphase electric currents
CH527507A (en) * 1970-04-29 1972-08-31 Inst Cercetare Si Proiectare T Device for protecting a three-phase electric motor against two-phase operation
DE2504841A1 (en) * 1975-02-06 1976-08-19 Josef Moehnle Phase-failure protection relay for AC motor - has transistor switches triggering cut-out when any one switch receives no base volt
DE2652635A1 (en) * 1976-11-19 1978-05-24 Josef Moehnle Single phasing protection for three phase motor - uses detection of unbalance in rectified current transformer secondary currents
FR2399728A1 (en) * 1977-08-03 1979-03-02 Cit Alcatel RELAY CONTROL STATION
DE2943725C2 (en) * 1979-10-30 1984-07-19 Brown, Boveri & Cie Ag, 6800 Mannheim Procedure for testing a residual current device with a summation current transformer and facilities for carrying out the procedure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104321657A (en) * 2012-03-30 2015-01-28 冷王公司 Mobile environment-controlled unit having a magnetic sensor for a high-voltage alternating current bus

Also Published As

Publication number Publication date
FR2565430A1 (en) 1985-12-06
CA1263144A (en) 1989-11-21
DE3520257C2 (en) 2000-04-06
FR2565430B1 (en) 1990-12-28
DE3520257A1 (en) 1986-01-02
GB8513905D0 (en) 1985-07-03
GB2162391A (en) 1986-01-29

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20040603