FR2213609B1 - - Google Patents

Info

Publication number
FR2213609B1
FR2213609B1 FR7338884A FR7338884A FR2213609B1 FR 2213609 B1 FR2213609 B1 FR 2213609B1 FR 7338884 A FR7338884 A FR 7338884A FR 7338884 A FR7338884 A FR 7338884A FR 2213609 B1 FR2213609 B1 FR 2213609B1
Authority
FR
France
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
FR7338884A
Other languages
French (fr)
Other versions
FR2213609A1 (cg-RX-API-DMAC10.html
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.)
Schneider Electric USA Inc
Original Assignee
Square D Co
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 Square D Co filed Critical Square D Co
Publication of FR2213609A1 publication Critical patent/FR2213609A1/fr
Application granted granted Critical
Publication of FR2213609B1 publication Critical patent/FR2213609B1/fr
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
    • H02H3/08—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
    • 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
    • H02H3/02—Details
    • H02H3/06—Details with automatic reconnection
    • 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
    • H02H3/26—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents
    • H02H3/32—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
    • H02H3/34—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors of a three-phase system
FR7338884A 1972-11-01 1973-10-31 Expired FR2213609B1 (cg-RX-API-DMAC10.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5035172A GB1459176A (en) 1972-11-01 1972-11-01 Overcurrent protective apparatus for a power circuit

Publications (2)

Publication Number Publication Date
FR2213609A1 FR2213609A1 (cg-RX-API-DMAC10.html) 1974-08-02
FR2213609B1 true FR2213609B1 (cg-RX-API-DMAC10.html) 1979-05-11

Family

ID=10455606

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7338884A Expired FR2213609B1 (cg-RX-API-DMAC10.html) 1972-11-01 1973-10-31

Country Status (7)

Country Link
US (1) US3851216A (cg-RX-API-DMAC10.html)
CA (1) CA1005112A (cg-RX-API-DMAC10.html)
DE (1) DE2354594C3 (cg-RX-API-DMAC10.html)
FR (1) FR2213609B1 (cg-RX-API-DMAC10.html)
GB (1) GB1459176A (cg-RX-API-DMAC10.html)
IT (1) IT999726B (cg-RX-API-DMAC10.html)
ZA (1) ZA738345B (cg-RX-API-DMAC10.html)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3955121A (en) * 1974-09-16 1976-05-04 Vahey Thomas J Short-circuit protective systems
US3959695A (en) * 1975-04-29 1976-05-25 Westinghouse Electric Corporation Circuit interrupter with ground fault trip control
US4027202A (en) * 1975-12-19 1977-05-31 Robertshaw Controls Company Voltage protection circuit
US4041540A (en) * 1976-02-02 1977-08-09 Square D Company Solid state overload relay circuit
IT1085308B (it) * 1976-02-02 1985-05-28 Square D Co Dispositivo per proteggere un motore a corrente alternata contro le correnti anormali
US4048663A (en) * 1977-10-10 1977-09-13 Square D Company Solid state overload relay transformer circuit
US4240072A (en) * 1979-03-19 1980-12-16 Research Products Corporation Load indicator for an air cleaner
US4377837A (en) * 1980-04-15 1983-03-22 Westinghouse Electric Corp. Circuit interrupter with overtemperature trip device
US4333119A (en) * 1980-04-28 1982-06-01 Purex Corporation Power monitor system
DE3034904A1 (de) * 1980-09-16 1982-04-29 Marine Safe Electronics of Canada Ltd., Concord, Ontario Niedrigwicklungswiderstand-schutzsystem
US4394607A (en) * 1981-05-08 1983-07-19 Stanley Automatic Openers Control systems for gates and the like including a motor overload monitoring circuit
US4381531A (en) * 1981-07-02 1983-04-26 Carrier Corporation Alternating current motor protection system
DE3237800C2 (de) * 1982-08-03 1986-09-11 Loher Gmbh, 8399 Ruhstorf Schutzeinrichtung für Asynchron-Motoren
DE3228954C2 (de) * 1982-08-03 1985-11-21 Loher Gmbh, 8399 Ruhstorf Schutzeinrichtung für Asynchron-Motoren
GB2147432B (en) * 1983-09-28 1987-01-14 Aisin Seiki Controlling movement
US4731728A (en) * 1985-01-10 1988-03-15 Pitney Bowes Inc. Postage meter with means for preventing unauthorized postage printing
US5386183A (en) * 1990-01-03 1995-01-31 Siemens Energy & Automation, Inc. Method and apparatus for sensing a ground fault in a motor control system
US5587864A (en) * 1994-04-11 1996-12-24 Ford Motor Company Short circuit and ground fault protection for an electrical system
GB9624724D0 (en) * 1996-11-28 1997-01-15 Marconi Gec Ltd Electric motor monitoring arrangement
RU2137276C1 (ru) * 1997-10-14 1999-09-10 Акционерное общество закрытого типа "Контактор" Устройство для максимальной токовой защиты электроустановки переменного тока
JPH11252990A (ja) * 1998-02-27 1999-09-17 Fanuc Ltd Ｐｗｍ方式によるモータ制御装置
US6163444A (en) 1999-01-25 2000-12-19 Lam; Sheir Chun Circuit breaker
JP2002247749A (ja) * 2001-02-16 2002-08-30 Fuji Electric Co Ltd 過負荷電流保安装置
JP5172675B2 (ja) * 2006-07-19 2013-03-27 株式会社日幸電機製作所 分離器および過電圧防護装置
CN104538233B (zh) * 2014-12-25 2017-04-19 广州供电局有限公司变电管理一所 变电站电动刀闸状态监测预警系统及方法
WO2021069315A1 (en) 2019-10-07 2021-04-15 Belimo Holding Ag Motor protection device

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE949674C (de) * 1953-10-30 1956-09-27 Nordwestdeutscher Rundfunk Elektronisches Schaltgeraet
FR1316653A (fr) * 1961-12-20 1963-02-01 Merlin Gerin Dispositif de protection d'un réseau polyphasé contre les surintensités
GB1129178A (en) * 1966-07-06 1968-10-02 Baldwin & Francis Holdings Ltd Improvements relating to overload protection in electric supply systems
US3465206A (en) * 1966-12-05 1969-09-02 Litton Systems Inc Time delay circuit breaker with short-circuit bypass
US3463998A (en) * 1966-12-27 1969-08-26 Electric Machinery Mfg Co Overvoltage control
US3582982A (en) * 1969-08-26 1971-06-01 Cutler Hammer Inc Electronic motor overload relay control system
DE2043010C3 (de) * 1970-08-29 1979-08-23 Siemens Ag, 1000 Berlin U. 8000 Muenchen Abfallverzögertes Zeitrelais
US3742302A (en) * 1971-10-12 1973-06-26 Carrier Corp Motor relay protection for refrigerant compressor motors

Also Published As

Publication number Publication date
CA1005112A (en) 1977-02-08
GB1459176A (en) 1976-12-22
DE2354594B2 (de) 1981-02-19
ZA738345B (en) 1974-08-28
FR2213609A1 (cg-RX-API-DMAC10.html) 1974-08-02
DE2354594A1 (de) 1974-05-09
US3851216A (en) 1974-11-26
IT999726B (it) 1976-03-10
DE2354594C3 (de) 1981-11-05

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Legal Events

Date Code Title Description
ST Notification of lapse