AT227820B - Residual current circuit breaker and residual current relay with a release containing a permanent magnet - Google Patents

Residual current circuit breaker and residual current relay with a release containing a permanent magnet

Info

Publication number
AT227820B
AT227820B AT374061A AT374061A AT227820B AT 227820 B AT227820 B AT 227820B AT 374061 A AT374061 A AT 374061A AT 374061 A AT374061 A AT 374061A AT 227820 B AT227820 B AT 227820B
Authority
AT
Austria
Prior art keywords
residual current
permanent magnet
circuit breaker
release containing
current circuit
Prior art date
Application number
AT374061A
Other languages
German (de)
Inventor
Gottfried Dr Biegelmeier
Original Assignee
Biegelmeier Gottfried
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 Biegelmeier Gottfried filed Critical Biegelmeier Gottfried
Priority to AT374061A priority Critical patent/AT227820B/en
Priority to CH565962A priority patent/CH395271A/en
Application granted granted Critical
Publication of AT227820B publication Critical patent/AT227820B/en

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
    • H01H71/322—Electromagnetic mechanisms having permanently magnetised part characterised by the magnetic circuit or active magnetic elements with plunger type armature

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Breakers (AREA)
AT374061A 1961-05-12 1961-05-12 Residual current circuit breaker and residual current relay with a release containing a permanent magnet AT227820B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
AT374061A AT227820B (en) 1961-05-12 1961-05-12 Residual current circuit breaker and residual current relay with a release containing a permanent magnet
CH565962A CH395271A (en) 1961-05-12 1962-05-10 Residual current circuit breaker or residual current relay with a release containing a permanent magnet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT374061A AT227820B (en) 1961-05-12 1961-05-12 Residual current circuit breaker and residual current relay with a release containing a permanent magnet

Publications (1)

Publication Number Publication Date
AT227820B true AT227820B (en) 1963-06-10

Family

ID=3554742

Family Applications (1)

Application Number Title Priority Date Filing Date
AT374061A AT227820B (en) 1961-05-12 1961-05-12 Residual current circuit breaker and residual current relay with a release containing a permanent magnet

Country Status (2)

Country Link
AT (1) AT227820B (en)
CH (1) CH395271A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4017743A1 (en) * 1989-06-23 1991-01-10 Kloeckner Moeller Elektrizit Rapid electromagnetic trip for low-voltage switchgear contacts - ensures positive tripping without rebound when overcurrent in coil augments force of spring opposing permanent magnet
DE4118177A1 (en) * 1991-06-03 1992-12-10 Abb Patent Gmbh PERMANENT MAGNETIC FAULT CURRENT TRIGGER

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3755766A (en) * 1972-01-18 1973-08-28 Regdon Corp Bistable electromagnetic actuator
US3792390A (en) * 1973-05-29 1974-02-19 Allis Chalmers Magnetic actuator device
DE10058075A1 (en) * 2000-11-23 2002-06-06 Abb Patent Gmbh Electrical switching device for residual current, overcurrent and short-circuit current protection
US7280019B2 (en) 2003-08-01 2007-10-09 Woodward Governor Company Single coil solenoid having a permanent magnet with bi-directional assist

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4017743A1 (en) * 1989-06-23 1991-01-10 Kloeckner Moeller Elektrizit Rapid electromagnetic trip for low-voltage switchgear contacts - ensures positive tripping without rebound when overcurrent in coil augments force of spring opposing permanent magnet
DE4118177A1 (en) * 1991-06-03 1992-12-10 Abb Patent Gmbh PERMANENT MAGNETIC FAULT CURRENT TRIGGER

Also Published As

Publication number Publication date
CH395271A (en) 1965-07-15

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