DE2655359C2 - Unterspannungsauslöser für einen elektrischen Schutzschalter - Google Patents

Unterspannungsauslöser für einen elektrischen Schutzschalter

Info

Publication number
DE2655359C2
DE2655359C2 DE2655359A DE2655359A DE2655359C2 DE 2655359 C2 DE2655359 C2 DE 2655359C2 DE 2655359 A DE2655359 A DE 2655359A DE 2655359 A DE2655359 A DE 2655359A DE 2655359 C2 DE2655359 C2 DE 2655359C2
Authority
DE
Germany
Prior art keywords
release
leg
armature
undervoltage
switch
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.)
Expired
Application number
DE2655359A
Other languages
German (de)
English (en)
Other versions
DE2655359A1 (de
Inventor
Beryl Wesley Cedar Rapids Ia. Layton
Darrell Philip Marion Ia. Ophaug
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.)
Schneider Electric USA Inc
Original Assignee
Square D Co
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 Square D Co filed Critical Square D Co
Publication of DE2655359A1 publication Critical patent/DE2655359A1/de
Application granted granted Critical
Publication of DE2655359C2 publication Critical patent/DE2655359C2/de
Expired legal-status Critical Current

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
    • H01H71/50—Manual reset mechanisms which may be also used for manual release
    • H01H71/62—Manual reset mechanisms which may be also used for manual release with means for preventing resetting while abnormal condition persists, e.g. loose handle arrangement
    • 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
    • H01H71/7463—Adjusting only the electromagnetic mechanism
    • 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
    • H01H83/12—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by voltage falling below a predetermined value, e.g. for no-volt protection

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Breakers (AREA)
DE2655359A 1975-12-08 1976-12-07 Unterspannungsauslöser für einen elektrischen Schutzschalter Expired DE2655359C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/638,482 US4041423A (en) 1975-12-08 1975-12-08 Undervoltage release for circuit breaker

Publications (2)

Publication Number Publication Date
DE2655359A1 DE2655359A1 (de) 1977-06-23
DE2655359C2 true DE2655359C2 (de) 1986-09-18

Family

ID=24560218

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2655359A Expired DE2655359C2 (de) 1975-12-08 1976-12-07 Unterspannungsauslöser für einen elektrischen Schutzschalter

Country Status (7)

Country Link
US (1) US4041423A (enExample)
CA (1) CA1051959A (enExample)
DE (1) DE2655359C2 (enExample)
FR (1) FR2335032A1 (enExample)
GB (1) GB1557811A (enExample)
IT (1) IT1072146B (enExample)
ZA (1) ZA766939B (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4246558A (en) * 1979-01-22 1981-01-20 Gould Inc. Auxiliary feature modules for circuit breakers
US7440250B2 (en) * 2005-11-30 2008-10-21 Eaton Corporation Circuit breaker including open neutral interlock

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2566866A (en) * 1948-04-06 1951-09-04 Ite Circuit Breaker Ltd Undervoltage trip and lockout
US3175064A (en) * 1962-04-05 1965-03-23 Ite Circuit Breaker Ltd Shunt trip and under voltage device
US3264428A (en) * 1963-04-29 1966-08-02 Heinemann Electric Co Relay in combination with a circuit breaker for auxiliary tripping of the latter
FR1395175A (fr) * 1963-04-29 1965-04-09 Heinemann Electric Co Disjoncteur perfectionné à relais auxiliaire pour le déclencher
US3723924A (en) * 1971-10-04 1973-03-27 Ite Imperial Corp Shunt trip and undervoltage device
US3806846A (en) * 1973-07-05 1974-04-23 Gen Electric Pushbutton reset undervoltage release device
US3919674A (en) * 1974-11-26 1975-11-11 Gen Electric Accessory apparatus for tripping an electric circuit breaker

Also Published As

Publication number Publication date
DE2655359A1 (de) 1977-06-23
ZA766939B (en) 1977-10-26
IT1072146B (it) 1985-04-10
FR2335032A1 (fr) 1977-07-08
US4041423A (en) 1977-08-09
CA1051959A (en) 1979-04-03
GB1557811A (en) 1979-12-12
FR2335032B1 (enExample) 1981-12-11

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee