CH570035A5 - - Google Patents

Info

Publication number
CH570035A5
CH570035A5 CH896273A CH896273A CH570035A5 CH 570035 A5 CH570035 A5 CH 570035A5 CH 896273 A CH896273 A CH 896273A CH 896273 A CH896273 A CH 896273A CH 570035 A5 CH570035 A5 CH 570035A5
Authority
CH
Switzerland
Application number
CH896273A
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 CH570035A5 publication Critical patent/CH570035A5/xx

Links

Classifications

    • 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
    • H01H83/22—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 the other condition being imbalance of two or more currents or voltages
    • H01H83/223—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 the other condition being imbalance of two or more currents or voltages with bimetal elements
    • 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
    • H01H2071/167—Multiple bimetals working in parallel together, e.g. laminated together
    • 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
    • H01H71/162—Electrothermal mechanisms with bimetal element with compensation for ambient temperature
CH896273A 1972-06-29 1973-06-20 CH570035A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US26727272A 1972-06-29 1972-06-29

Publications (1)

Publication Number Publication Date
CH570035A5 true CH570035A5 (en) 1975-11-28

Family

ID=23018076

Family Applications (1)

Application Number Title Priority Date Filing Date
CH896273A CH570035A5 (en) 1972-06-29 1973-06-20

Country Status (11)

Country Link
US (1) US3792401A (en)
AU (1) AU476175B2 (en)
BE (1) BE801424A (en)
BR (1) BR7304657D0 (en)
CA (1) CA977805A (en)
CH (1) CH570035A5 (en)
DE (2) DE7321781U (en)
ES (1) ES416155A1 (en)
FR (1) FR2191243B1 (en)
GB (1) GB1431576A (en)
ZA (1) ZA734363B (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4047140A (en) * 1975-12-23 1977-09-06 Westinghouse Electric Corporation Thermal overload relay
GB1536197A (en) * 1976-02-25 1978-12-20 Cutler Hammer World Trade Inc Electrical overload switching relay
JPS5942927B2 (en) * 1977-12-29 1984-10-18 富士電機株式会社 Thermal overload relay
GB1595046A (en) * 1978-04-25 1981-08-05 Sprecher & Schuh Ag Bimetallic thermo-release
US4270113A (en) * 1979-04-06 1981-05-26 Westinghouse Electric Corp. Thermal overload relay
FR2516300A1 (en) * 1981-11-09 1983-05-13 Telemecanique Electrique DIFFERENTIAL DEVICE FOR A POLYPHASE THERMAL RELAY
US4528539A (en) * 1984-06-28 1985-07-09 Eaton Corporation Reduced-size thermal overload relay
JPH0347242Y2 (en) * 1985-03-26 1991-10-08
DE8619694U1 (en) * 1986-07-23 1986-09-18 Siemens AG, 1000 Berlin und 8000 München Overload relay
DE19727732B4 (en) * 1997-06-30 2009-08-06 Abb Ag Combination switchgear
JP4045709B2 (en) * 1999-04-02 2008-02-13 富士電機機器制御株式会社 Thermal overload trip device for circuit breaker
JP4186414B2 (en) * 2000-11-29 2008-11-26 富士電機機器制御株式会社 Instantaneous trip circuit breaker
JP4186415B2 (en) * 2000-11-30 2008-11-26 富士電機機器制御株式会社 Circuit breaker overload trip device
JP2005222738A (en) * 2004-02-03 2005-08-18 Fuji Electric Fa Components & Systems Co Ltd Circuit breaker overload and phase loss trip device
DE102008062527B4 (en) * 2008-12-16 2022-08-11 Abb Schweiz Ag Multi-phase electrical switching device with a trip slide and a trip slide
JP4978681B2 (en) * 2009-10-23 2012-07-18 富士電機機器制御株式会社 Thermal overload relay
DE102016107973B4 (en) 2015-11-11 2025-01-02 Abb Schweiz Ag Multiphase overload protection device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE443183A (en) * 1937-08-20
BE543460A (en) * 1954-12-23
FR1279427A (en) * 1960-11-09 1961-12-22 Normacem Sa Thermal relay for polyphase currents
GB1250773A (en) * 1968-11-23 1971-10-20

Also Published As

Publication number Publication date
FR2191243A1 (en) 1974-02-01
GB1431576A (en) 1976-04-07
DE2329642A1 (en) 1974-01-17
AU476175B2 (en) 1976-09-16
US3792401A (en) 1974-02-12
BR7304657D0 (en) 1974-08-22
DE7321781U (en) 1973-09-13
FR2191243B1 (en) 1978-07-21
ZA734363B (en) 1974-06-26
BE801424A (en) 1973-12-26
ES416155A1 (en) 1976-03-01
AU5663473A (en) 1974-12-12
CA977805A (en) 1975-11-11

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Legal Events

Date Code Title Description
PL Patent ceased
PL Patent ceased