DE2749467A1 - Polarisierter differentialausloeser - Google Patents

Polarisierter differentialausloeser

Info

Publication number
DE2749467A1
DE2749467A1 DE19772749467 DE2749467A DE2749467A1 DE 2749467 A1 DE2749467 A1 DE 2749467A1 DE 19772749467 DE19772749467 DE 19772749467 DE 2749467 A DE2749467 A DE 2749467A DE 2749467 A1 DE2749467 A1 DE 2749467A1
Authority
DE
Germany
Prior art keywords
relay
magnetic circuit
windings
release
magnet
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
DE19772749467
Other languages
German (de)
English (en)
Inventor
Nichtnennung Beantragt
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.)
Metalimphy SA
Original Assignee
Metalimphy 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 Metalimphy SA filed Critical Metalimphy SA
Publication of DE2749467A1 publication Critical patent/DE2749467A1/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
    • H01H83/14—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection
    • H01H83/144—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection with differential transformer
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Breakers (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Protection Of Transformers (AREA)
DE19772749467 1976-11-05 1977-11-04 Polarisierter differentialausloeser Pending DE2749467A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7633501A FR2370354A1 (fr) 1976-11-05 1976-11-05 Declencheur differentiel polarise

Publications (1)

Publication Number Publication Date
DE2749467A1 true DE2749467A1 (de) 1978-05-11

Family

ID=9179611

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19772749467 Pending DE2749467A1 (de) 1976-11-05 1977-11-04 Polarisierter differentialausloeser

Country Status (4)

Country Link
DE (1) DE2749467A1 (enrdf_load_stackoverflow)
ES (1) ES463849A1 (enrdf_load_stackoverflow)
FR (1) FR2370354A1 (enrdf_load_stackoverflow)
IT (1) IT1212291B (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04500579A (ja) * 1988-07-08 1992-01-30 ブティチーノ　ソチエタ　ペル　アツィオニ リレータイプの電磁アクチュエータ
CN104616937A (zh) * 2015-01-15 2015-05-13 中山大学 一种用于光伏汇流箱的灭弧保护装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU78012A1 (de) * 1977-08-22 1979-04-09 Gath N Fehlerstromschutzschalter

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04500579A (ja) * 1988-07-08 1992-01-30 ブティチーノ　ソチエタ　ペル　アツィオニ リレータイプの電磁アクチュエータ
CN104616937A (zh) * 2015-01-15 2015-05-13 中山大学 一种用于光伏汇流箱的灭弧保护装置
CN104616937B (zh) * 2015-01-15 2017-01-25 中山大学 一种用于光伏汇流箱的灭弧保护装置

Also Published As

Publication number Publication date
FR2370354B1 (enrdf_load_stackoverflow) 1980-12-19
FR2370354A1 (fr) 1978-06-02
IT1212291B (it) 1989-11-22
ES463849A1 (es) 1978-06-16

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Legal Events

Date Code Title Description
OAP Request for examination filed
OD Request for examination
OHW Rejection