DE1003331B - Elektrische Schaltvorrichtung mit temperaturempfindlichen Elementen zum Schutz von Mehrphasenstromkreisen - Google Patents

Elektrische Schaltvorrichtung mit temperaturempfindlichen Elementen zum Schutz von Mehrphasenstromkreisen

Info

Publication number
DE1003331B
DE1003331B DET8115A DET0008115A DE1003331B DE 1003331 B DE1003331 B DE 1003331B DE T8115 A DET8115 A DE T8115A DE T0008115 A DET0008115 A DE T0008115A DE 1003331 B DE1003331 B DE 1003331B
Authority
DE
Germany
Prior art keywords
temperature
sensitive elements
switching device
lever
electrical switching
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.)
Pending
Application number
DET8115A
Other languages
German (de)
English (en)
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.)
Telemecanique SA
Original Assignee
La Telemecanique Electrique SA
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 La Telemecanique Electrique SA filed Critical La Telemecanique Electrique SA
Publication of DE1003331B publication Critical patent/DE1003331B/de
Pending legal-status Critical Current

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

Landscapes

  • Thermally Actuated Switches (AREA)
  • Breakers (AREA)
DET8115A 1952-07-18 1953-07-16 Elektrische Schaltvorrichtung mit temperaturempfindlichen Elementen zum Schutz von Mehrphasenstromkreisen Pending DE1003331B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1003331X 1952-07-18

Publications (1)

Publication Number Publication Date
DE1003331B true DE1003331B (de) 1957-02-28

Family

ID=9562908

Family Applications (1)

Application Number Title Priority Date Filing Date
DET8115A Pending DE1003331B (de) 1952-07-18 1953-07-16 Elektrische Schaltvorrichtung mit temperaturempfindlichen Elementen zum Schutz von Mehrphasenstromkreisen

Country Status (5)

Country Link
US (1) US2713623A (ro)
BE (1) BE521499A (ro)
DE (1) DE1003331B (ro)
FR (1) FR1060403A (ro)
GB (1) GB740282A (ro)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1051952B (de) * 1957-08-06 1959-03-05 Siemens Ag Getriebe fuer Bimetallueberstromausloeser

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2866035A (en) * 1955-02-17 1958-12-23 C T Electrical Controls Ltd Thermally operated electric switching mechanisms
BE549732A (ro) * 1955-07-21
DE1014636B (de) * 1955-11-26 1957-08-29 Voigt & Haeffner Ag Anordnung fuer Schalter und Relais in Mehrphasen-Wechselstromkreisen zur Betaetigung einer Ausloesevorrichtung
US2964602A (en) * 1956-04-02 1960-12-13 Joe Davidson Snap acting mechanism
NL104154C (ro) * 1957-05-03
US3265831A (en) * 1962-06-21 1966-08-09 Westinghouse Electric Corp Thermally responsive electrical control device
US3743992A (en) * 1972-08-04 1973-07-03 Westinghouse Electric Corp Thermally responsive electrical control device for polyphase currents

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE837869C (de) * 1947-07-17 1952-05-02 British Thomson Houston Co Ltd Stromempfindliche Schaltvorrichtung mit thermoempfindlichen Elementen zum Schutze von Mehrphasen-Stromkreisen

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1652527A (en) * 1924-11-08 1927-12-13 Westinghouse Electric & Mfg Co Protective device
US2177775A (en) * 1936-07-25 1939-10-31 Square D Co Circuit breaker
BE488162A (ro) * 1948-05-04

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE837869C (de) * 1947-07-17 1952-05-02 British Thomson Houston Co Ltd Stromempfindliche Schaltvorrichtung mit thermoempfindlichen Elementen zum Schutze von Mehrphasen-Stromkreisen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1051952B (de) * 1957-08-06 1959-03-05 Siemens Ag Getriebe fuer Bimetallueberstromausloeser

Also Published As

Publication number Publication date
GB740282A (en) 1955-11-09
BE521499A (ro)
FR1060403A (fr) 1954-04-01
US2713623A (en) 1955-07-19

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