BR7304657D0 - ELECTRIC DEVICE THAT REACTS TO HEAT - Google Patents

ELECTRIC DEVICE THAT REACTS TO HEAT

Info

Publication number
BR7304657D0
BR7304657D0 BR4657/73A BR465773A BR7304657D0 BR 7304657 D0 BR7304657 D0 BR 7304657D0 BR 4657/73 A BR4657/73 A BR 4657/73A BR 465773 A BR465773 A BR 465773A BR 7304657 D0 BR7304657 D0 BR 7304657D0
Authority
BR
Brazil
Prior art keywords
reacts
heat
electric device
electric
Prior art date
Application number
BR4657/73A
Other languages
Portuguese (pt)
Inventor
P Anderson
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 BR7304657D0 publication Critical patent/BR7304657D0/en

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
BR4657/73A 1972-06-29 1973-06-25 ELECTRIC DEVICE THAT REACTS TO HEAT BR7304657D0 (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
BR7304657D0 true BR7304657D0 (en) 1974-08-22

Family

ID=23018076

Family Applications (1)

Application Number Title Priority Date Filing Date
BR4657/73A BR7304657D0 (en) 1972-06-29 1973-06-25 ELECTRIC DEVICE THAT REACTS TO HEAT

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 (16)

* 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 Overload/open-phase tripping device of circuit breaker
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

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
FR2191243B1 (en) 1978-07-21
ZA734363B (en) 1974-06-26
GB1431576A (en) 1976-04-07
ES416155A1 (en) 1976-03-01
CA977805A (en) 1975-11-11
BE801424A (en) 1973-12-26
CH570035A5 (en) 1975-11-28
DE7321781U (en) 1973-09-13
AU476175B2 (en) 1976-09-16
AU5663473A (en) 1974-12-12
FR2191243A1 (en) 1974-02-01
DE2329642A1 (en) 1974-01-17
US3792401A (en) 1974-02-12

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