EP2926357B8 - Tripping device for circuit breaker - Google Patents

Tripping device for circuit breaker Download PDF

Info

Publication number
EP2926357B8
EP2926357B8 EP13799284.8A EP13799284A EP2926357B8 EP 2926357 B8 EP2926357 B8 EP 2926357B8 EP 13799284 A EP13799284 A EP 13799284A EP 2926357 B8 EP2926357 B8 EP 2926357B8
Authority
EP
European Patent Office
Prior art keywords
circuit breaker
tripping device
tripping
breaker
circuit
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.)
Active
Application number
EP13799284.8A
Other languages
German (de)
French (fr)
Other versions
EP2926357A1 (en
EP2926357B1 (en
Inventor
Sander SCHMITZ
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.)
Eaton Intelligent Power Ltd
Original Assignee
Eaton Intelligent Power 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 Eaton Intelligent Power Ltd filed Critical Eaton Intelligent Power Ltd
Publication of EP2926357A1 publication Critical patent/EP2926357A1/en
Application granted granted Critical
Publication of EP2926357B1 publication Critical patent/EP2926357B1/en
Publication of EP2926357B8 publication Critical patent/EP2926357B8/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/02—Details
    • H01H37/32—Thermally-sensitive members
    • H01H37/52—Thermally-sensitive members actuated due to deflection of bimetallic element
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/14—Electrothermal mechanisms
    • H01H71/16—Electrothermal mechanisms with bimetal element
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/02—Details
    • H01H37/04—Bases; Housings; Mountings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/14—Electrothermal mechanisms
    • H01H71/16—Electrothermal mechanisms with bimetal element
    • H01H71/164—Heating elements
    • H01H2071/165—Heating elements the bimetal being inductively heated, e.g. load current does not pass through bimetal

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Breakers (AREA)
  • Thermally Actuated Switches (AREA)
EP13799284.8A 2012-11-29 2013-11-29 Tripping device for circuit breaker Active EP2926357B8 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102012111566.4A DE102012111566A1 (en) 2012-11-29 2012-11-29 Tripping device for circuit breaker
PCT/EP2013/075176 WO2014083189A1 (en) 2012-11-29 2013-11-29 Trigger device for a power switch

Publications (3)

Publication Number Publication Date
EP2926357A1 EP2926357A1 (en) 2015-10-07
EP2926357B1 EP2926357B1 (en) 2018-05-02
EP2926357B8 true EP2926357B8 (en) 2018-06-06

Family

ID=49709664

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13799284.8A Active EP2926357B8 (en) 2012-11-29 2013-11-29 Tripping device for circuit breaker

Country Status (5)

Country Link
US (1) US9558902B2 (en)
EP (1) EP2926357B8 (en)
CN (1) CN104838465B (en)
DE (1) DE102012111566A1 (en)
WO (1) WO2014083189A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205657029U (en) * 2016-04-05 2016-10-19 浙江正泰电器股份有限公司 Moulded case circuit breaker's hot trip gear

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3296398A (en) * 1963-08-12 1967-01-03 Gen Electric Thermal overload assembly for circuit breaker
US3243554A (en) * 1964-01-23 1966-03-29 Mechanical Products Inc Combination motor protector and start relay
US3288964A (en) * 1965-06-01 1966-11-29 Ite Circuit Breaker Ltd Spring trip multi-phase overload relay having a u-shaped bimetal with a pivot pin at its web portion
GB1097708A (en) * 1965-10-13 1968-01-03 Crabtree & Co Ltd J A Improvements in thermal overioad devices for the protection of electric motors
US3422317A (en) * 1966-10-18 1969-01-14 Harold E Whiting Three-phase bimetal overload relay
US3715699A (en) * 1971-07-15 1973-02-06 Fasco Industries Thermostat with reset pin
US4101861A (en) * 1976-03-15 1978-07-18 Texas Instruments Incorporated Thermostatic switch and method of assembly
EP0041823A1 (en) * 1980-06-06 1981-12-16 THE GENERAL ELECTRIC COMPANY, p.l.c. Thermally responsive switches
JPS5798930A (en) * 1980-12-10 1982-06-19 Matsushita Electric Works Ltd Temperature switch
US4363016A (en) * 1981-06-03 1982-12-07 Amf Incorporated Circuit breaker
US4459572A (en) * 1982-09-10 1984-07-10 Eaton Corporation Circuit breaker with improved latch trip mechanism
US4486733A (en) * 1982-09-29 1984-12-04 Eaton Corporation Thermal mechanism with ambient compensating bimetal providing trip force
US4546336A (en) * 1983-09-02 1985-10-08 Eaton Corporation Residential circuit breaker with combination slot motor and arc chute
US4620175A (en) * 1985-10-11 1986-10-28 North American Philips Corporation Simple thermostat for dip mounting
US4795997A (en) * 1987-11-02 1989-01-03 North American Philips Corporation Thermostat for board mounting
US5191310A (en) * 1992-07-09 1993-03-02 Eaton Corporation Adjustable cycling switch for electric range
DE19653295A1 (en) * 1996-12-20 1998-06-25 Abb Patent Gmbh Overcurrent and short-circuit release for an electrical installation switch
US5793026A (en) * 1997-04-14 1998-08-11 Eaton Corporation Magnetic trip assembly and circuit breaker incorporating same
US6559752B1 (en) * 1999-05-24 2003-05-06 Frank J. Sienkiewicz Creepless snap acting bimetallic switch having flexible contact members
US6469610B1 (en) * 2000-07-28 2002-10-22 Tsung-Mou Yu Switch assembly
US6633222B2 (en) * 2000-08-08 2003-10-14 Furukawa Precision Engineering Co., Ltd. Battery breaker
US7209337B2 (en) * 2005-04-19 2007-04-24 Remy International, Inc. Electrical thermal overstress protection device
CN200956355Y (en) * 2006-06-14 2007-10-03 王卫东 Plastic shelled residual current protector and circuit breaker
DE102008048554B3 (en) * 2008-09-16 2010-02-04 Hofsaess, Marcel P. Temperature-dependent switch
DE102012202153B4 (en) * 2012-02-14 2021-09-16 Siemens Aktiengesellschaft Thermomagnetic release for small current ranges as well as electrical switching device with it
US9601296B2 (en) * 2012-04-13 2017-03-21 Siemens Industry, Inc. Low tripping level circuit breakers, tripping units, and methods

Also Published As

Publication number Publication date
DE102012111566A1 (en) 2014-06-05
CN104838465A (en) 2015-08-12
US20150318130A1 (en) 2015-11-05
US9558902B2 (en) 2017-01-31
EP2926357A1 (en) 2015-10-07
CN104838465B (en) 2018-02-06
EP2926357B1 (en) 2018-05-02
WO2014083189A1 (en) 2014-06-05

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