FR2326028A1 - Disjoncteur de courant de fuite thermiquement protege - Google Patents

Disjoncteur de courant de fuite thermiquement protege

Info

Publication number
FR2326028A1
FR2326028A1 FR7628495A FR7628495A FR2326028A1 FR 2326028 A1 FR2326028 A1 FR 2326028A1 FR 7628495 A FR7628495 A FR 7628495A FR 7628495 A FR7628495 A FR 7628495A FR 2326028 A1 FR2326028 A1 FR 2326028A1
Authority
FR
France
Prior art keywords
leakage current
circuit
temperature dependent
magnetic circuit
thermal protection
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.)
Withdrawn
Application number
FR7628495A
Other languages
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of FR2326028A1 publication Critical patent/FR2326028A1/fr
Withdrawn legal-status Critical Current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
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/24—Electromagnetic mechanisms
    • H01H71/32—Electromagnetic mechanisms having permanently magnetised part
    • H01H71/321—Electromagnetic mechanisms having permanently magnetised part characterised by the magnetic circuit or active magnetic 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
    • H01H71/142—Electrothermal mechanisms actuated due to change of magnetic permeability
    • 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
    • H01H83/226—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 differential transformer

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Breakers (AREA)
FR7628495A 1975-09-25 1976-09-22 Disjoncteur de courant de fuite thermiquement protege Withdrawn FR2326028A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2542887 1975-09-25

Publications (1)

Publication Number Publication Date
FR2326028A1 true FR2326028A1 (fr) 1977-04-22

Family

ID=5957459

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7628495A Withdrawn FR2326028A1 (fr) 1975-09-25 1976-09-22 Disjoncteur de courant de fuite thermiquement protege

Country Status (3)

Country Link
JP (1) JPS5241876A (fr)
FR (1) FR2326028A1 (fr)
IT (1) IT1068331B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0042056B1 (fr) * 1980-06-13 1984-10-17 Schupa-Elektro-Gmbh + Co Kg Compensation de la température pour relais de maintien très sensibles à aimantation permanente

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5731630Y2 (fr) * 1978-12-27 1982-07-12
JPH0440953Y2 (fr) * 1986-09-08 1992-09-25

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0042056B1 (fr) * 1980-06-13 1984-10-17 Schupa-Elektro-Gmbh + Co Kg Compensation de la température pour relais de maintien très sensibles à aimantation permanente

Also Published As

Publication number Publication date
IT1068331B (it) 1985-03-21
JPS5241876A (en) 1977-03-31
JPS5611979B2 (fr) 1981-03-18

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Legal Events

Date Code Title Description
ST Notification of lapse