BE838743A - Disjoncteur multipolaire a systeme de declenchement thermique reglable - Google Patents

Disjoncteur multipolaire a systeme de declenchement thermique reglable

Info

Publication number
BE838743A
BE838743A BE164461A BE164461A BE838743A BE 838743 A BE838743 A BE 838743A BE 164461 A BE164461 A BE 164461A BE 164461 A BE164461 A BE 164461A BE 838743 A BE838743 A BE 838743A
Authority
BE
Belgium
Prior art keywords
circuit breaker
thermal trip
trip system
adjustable thermal
multipolar circuit
Prior art date
Application number
BE164461A
Other languages
English (en)
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 filed Critical
Publication of BE838743A publication Critical patent/BE838743A/fr

Links

Classifications

    • 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
    • H01H71/1009—Interconnected mechanisms
    • 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
    • H01H71/74—Means for adjusting the conditions under which the device will function to provide protection
    • H01H71/7418—Adjusting both electrothermal and electromagnetic mechanism
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H2009/0088—Details of rotatable shafts common to more than one pole or switch unit
    • 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
    • H01H71/74—Means for adjusting the conditions under which the device will function to provide protection
    • H01H2071/7481—Means for adjusting the conditions under which the device will function to provide protection with indexing means for magnetic or thermal tripping adjustment knob

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Breakers (AREA)
BE164461A 1975-02-21 1976-02-20 Disjoncteur multipolaire a systeme de declenchement thermique reglable BE838743A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/551,936 US3950716A (en) 1975-02-21 1975-02-21 Multi-pole circuit breaker with adjustable thermal trip unit

Publications (1)

Publication Number Publication Date
BE838743A true BE838743A (fr) 1976-08-20

Family

ID=24203280

Family Applications (1)

Application Number Title Priority Date Filing Date
BE164461A BE838743A (fr) 1975-02-21 1976-02-20 Disjoncteur multipolaire a systeme de declenchement thermique reglable

Country Status (5)

Country Link
US (1) US3950716A (fr)
BE (1) BE838743A (fr)
CA (1) CA1053299A (fr)
IT (1) IT1056695B (fr)
ZA (1) ZA76625B (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2717116C3 (de) * 1977-04-19 1981-03-26 Hundt & Weber Schaltgeräte GmbH, 57258 Freudenberg Mehrphasiger Schutzschalter mit thermischer Auslösung
US4484165A (en) * 1982-07-06 1984-11-20 Texas Instruments Incorporated Circuit control device
US4719438A (en) 1986-09-30 1988-01-12 Westinghouse Electric Corp. Circuit breaker with fast trip unit
US6087914A (en) * 1996-12-19 2000-07-11 Siemens Energy & Automation, Inc. Circuit breaker combination thermal and magnetic trip actuator
US5866996A (en) * 1996-12-19 1999-02-02 Siemens Energy & Automation, Inc. Contact arm with internal in-line spring
US5844188A (en) * 1996-12-19 1998-12-01 Siemens Energy & Automation, Inc. Circuit breaker with improved trip mechanism
US5894260A (en) * 1996-12-19 1999-04-13 Siemens Energy & Automation, Inc. Thermal sensing bi-metal trip actuator for a circuit breaker
WO2016173463A1 (fr) * 2015-04-28 2016-11-03 上海电科电器科技有限公司 Dispositif de protection thermomagnétique, composant de protection thermique et composant de protection magnétique

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3240903A (en) * 1961-11-15 1966-03-15 Westinghouse Electric Corp Circuit interrupter with thermal trip means
US3211861A (en) * 1961-11-15 1965-10-12 Westinghouse Electric Corp Circuit interrupter having an improved tripping mechanism with an adjusting structure that cooperates with a bimetal to enhance tripping movement
US3345591A (en) * 1966-06-29 1967-10-03 Square D Co Electric circuit breaker with improved tripping means including a heater strip in the thermal tripping means and adjustable air gaps in the magnetic tripping means
US3758887A (en) * 1968-02-06 1973-09-11 Westinghouse Electric Corp Multi-pole circuit breaker with single trip adjustment for all poles
US3775713A (en) * 1972-11-03 1973-11-27 Westinghouse Electric Corp Circuit breaker with externally operable means for manual adjustment and manual tripping

Also Published As

Publication number Publication date
CA1053299A (fr) 1979-04-24
IT1056695B (it) 1982-02-20
US3950716A (en) 1976-04-13
ZA76625B (en) 1977-01-26

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