ZA765324B - An improvement in or relating to circuit breaker with improved single coil actuator and undervoltage release mechaniwm - Google Patents

An improvement in or relating to circuit breaker with improved single coil actuator and undervoltage release mechaniwm

Info

Publication number
ZA765324B
ZA765324B ZA765324A ZA765324A ZA765324B ZA 765324 B ZA765324 B ZA 765324B ZA 765324 A ZA765324 A ZA 765324A ZA 765324 A ZA765324 A ZA 765324A ZA 765324 B ZA765324 B ZA 765324B
Authority
ZA
South Africa
Prior art keywords
mechaniwm
relating
improvement
circuit breaker
single coil
Prior art date
Application number
ZA765324A
Other languages
English (en)
Inventor
W Lang
A Shimp
Original Assignee
Westinghouse 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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of ZA765324B publication Critical patent/ZA765324B/xx

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
    • H02H3/10—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 additionally responsive to some other abnormal electrical conditions
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
    • H01H83/20—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
    • H01H83/20—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition
    • H01H2083/203—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition with shunt trip circuits, e.g. NC contact in an undervoltage coil circuit
    • 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
ZA765324A 1975-09-25 1976-09-07 An improvement in or relating to circuit breaker with improved single coil actuator and undervoltage release mechaniwm ZA765324B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/616,709 US4016518A (en) 1975-09-25 1975-09-25 Circuit breaker with improved single coil actuator and undervoltage release mechanism

Publications (1)

Publication Number Publication Date
ZA765324B true ZA765324B (en) 1977-08-31

Family

ID=24470644

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA765324A ZA765324B (en) 1975-09-25 1976-09-07 An improvement in or relating to circuit breaker with improved single coil actuator and undervoltage release mechaniwm

Country Status (13)

Country Link
US (1) US4016518A (ja)
JP (2) JPS5241878A (ja)
AU (1) AU498304B2 (ja)
BE (1) BE846510A (ja)
BR (1) BR7606318A (ja)
CA (1) CA1074375A (ja)
ES (1) ES451838A1 (ja)
FR (1) FR2326029A1 (ja)
GB (1) GB1565532A (ja)
IT (1) IT1072428B (ja)
NZ (1) NZ182086A (ja)
PH (1) PH13215A (ja)
ZA (1) ZA765324B (ja)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5433119Y2 (ja) * 1972-03-25 1979-10-12
JPS48110698U (ja) * 1972-03-25 1973-12-19
JPS51162995U (ja) * 1975-06-19 1976-12-25
US4075584A (en) * 1976-10-06 1978-02-21 General Electric Company Undervoltage release device for circuit breakers
JPS5832424Y2 (ja) * 1980-10-31 1983-07-19 神保電器株式会社 配線器具用防雨プレ−ト
US4433249A (en) * 1981-09-11 1984-02-21 Monsanto Company Energy conservation system
US4489295A (en) * 1982-12-17 1984-12-18 Westinghouse Electric Corp. Circuit interrupter with improved electro-mechanical undervoltage release mechanism
US4567456A (en) * 1983-06-13 1986-01-28 Technology Research Corporation Resettable circuit closing device
US4675776A (en) * 1984-11-23 1987-06-23 General Electric Company Bistable undervoltage release circuit for circuit breakers
FR2598027B1 (fr) * 1986-04-23 1990-10-12 Telemecanique Electrique Appareil contacteur inverseur protege conte les surintensites de courant
US4788621A (en) * 1987-12-16 1988-11-29 General Electric Company Molded case circuit breaker multiple accessory unit
US4833563A (en) * 1988-04-01 1989-05-23 General Electric Company Molded case circuit breaker actuator-accessory module
US4890184A (en) * 1988-12-30 1989-12-26 Gen Electric Molded case circuit breaker actuator-accessory unit
JPH02250228A (ja) * 1989-03-24 1990-10-08 Mitsubishi Electric Corp 電磁スイッチ装置
EP0955660A1 (de) 1998-05-08 1999-11-10 Schurter AG Elektrischer Geräteschutzschalter mit Überstrom-und Unterspannungsfunktion und Überstromsensor dafür
US20050174708A1 (en) * 2002-09-30 2005-08-11 Price Linda G.K. Device and method for providing electric service
US6765787B2 (en) * 2002-09-30 2004-07-20 Basic Resources Inc. Device and method for providing electric service
US20040264088A1 (en) * 2003-06-27 2004-12-30 Siemens Energy & Automation, Inc. Undervoltage relay controller
DE10342598A1 (de) * 2003-09-11 2005-04-14 Siemens Ag Verfahren und Schaltungsanordnung zur Schnellausschaltung von Niederspannungs-Leistungsschaltern
US20050122650A1 (en) * 2003-12-03 2005-06-09 Beasley Max H.Iii Portable power supply with safety switch
US8749329B2 (en) 2011-04-14 2014-06-10 Carling Technologies, Inc. Magnetic circuit interrupter with current limiting capability
DE102011085601A1 (de) * 2011-11-02 2013-05-02 Siemens Aktiengesellschaft Auslösereinheit zum Auslösen eines Auslöseelementes eines elektrischen Schaltgerätes sowie elektrisches Schaltgerät
FR3008542B1 (fr) * 2013-07-09 2015-10-02 Schneider Electric Ind Sas Dispositif de detection du rearmement d'un disjoncteur, actionneur d'un mecanisme de separation des contacts du disjoncteur, disjoncteur electrique et utilisation d'un courant induit pour generer un signal d'indication du rearmement
US10587112B1 (en) * 2016-05-18 2020-03-10 Harry Gatch Monitor circuit

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1458667A (fr) * 1964-10-05 1966-03-04 Gen Electric Circuit pour la protection des sources de puissance
JPS4220825Y1 (ja) * 1964-12-18 1967-12-04
FR1570556A (ja) * 1967-04-13 1969-06-13
US3611215A (en) * 1970-08-21 1971-10-05 Westinghouse Electric Corp Circuit breaker includng improved undervoltage trip means
US3688227A (en) * 1970-11-09 1972-08-29 Kyonghi Hong Impedance protector
US3826951A (en) * 1973-01-30 1974-07-30 Westinghouse Electric Corp Circuit breaker with replaceable rating adjuster and interlock means

Also Published As

Publication number Publication date
PH13215A (en) 1980-02-07
AU1763476A (en) 1978-03-16
BE846510A (fr) 1977-03-23
FR2326029A1 (fr) 1977-04-22
BR7606318A (pt) 1977-05-31
JPS55135348U (ja) 1980-09-26
CA1074375A (en) 1980-03-25
NZ182086A (en) 1980-05-08
ES451838A1 (es) 1977-12-16
US4016518A (en) 1977-04-05
AU498304B2 (en) 1979-03-01
FR2326029B1 (ja) 1981-11-13
GB1565532A (en) 1980-04-23
IT1072428B (it) 1985-04-10
JPS5241878A (en) 1977-03-31

Similar Documents

Publication Publication Date Title
ZA765324B (en) An improvement in or relating to circuit breaker with improved single coil actuator and undervoltage release mechaniwm
ZA763761B (en) An improvement in or relating to circuit breaker with improved trip actuator and undervoltage release mechanism
ZA761088B (en) An improvement in or relating to multipole ground fault circuit breaker
ZA763574B (en) An improvement in or relating to circuit breaker including undervoltage release mechanism and control circuit
ZA767616B (en) An improvement in or relating to electric circuit breaker
ZA765329B (en) An improvement in or relating to current limiting circuit breaker
ZA765231B (en) An improvement in or relating to a combination motor-starter and circuit breaker
NZ183454A (en) Zener in parallel with shunt trip coil of circuit breaker
GB2033177B (en) Circuit breaker with undervoltage release
GB2043351B (en) Circuit breaker magnetic trip device with time delay
ZA762506B (en) An improvement in or relating to circuit breaker
ZA772369B (en) An improvement in or relating to circuit breaker
ZA772344B (en) Improvements in or relating to gasblast circuit breakers
CA1020992A (en) Electric circuit breaker with electromagnetic and thermal trip means
GB1557811A (en) Undervoltage release circuit breaker
JPS5242266A (en) Trip device in circuit breaker
ZA761025B (en) An improvement in or relating to circuit interrupter with electromagnetic opening means
GB1552197A (en) Circuit breaker with trip means
JPS5228670A (en) Trip device in circuit breaker
AU241826B2 (en) Trip means in magnetic and bimetallic circuit breakers
AU234906B2 (en) Improvements in and relating to electrical circuit breakers having thermal tripping means
ZA754699B (en) Improvements in or relating to multipole electrical cirbuit breakers
AU6592460A (en) Trip means in magnetic and bimetallic circuit breakers
AU221851B2 (en) Improvements in or relating to circuit breaker with bimetallic and magnetic tripping means
ZA777132B (en) Improvements in and relating to circuit breaker trip means