JPS54164263A - Leakage breaker - Google Patents

Leakage breaker

Info

Publication number
JPS54164263A
JPS54164263A JP7512879A JP7512879A JPS54164263A JP S54164263 A JPS54164263 A JP S54164263A JP 7512879 A JP7512879 A JP 7512879A JP 7512879 A JP7512879 A JP 7512879A JP S54164263 A JPS54164263 A JP S54164263A
Authority
JP
Japan
Prior art keywords
leakage breaker
breaker
leakage
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
JP7512879A
Other languages
Japanese (ja)
Inventor
Gaato Nikorasu
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of JPS54164263A publication Critical patent/JPS54164263A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F3/00—Cores, Yokes, or armatures
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/0206—Manufacturing of magnetic cores by mechanical means
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Breakers (AREA)
JP7512879A 1978-06-15 1979-06-14 Leakage breaker Pending JPS54164263A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU79817A LU79817A1 (en) 1978-06-15 1978-06-15 Fault current protection switch

Publications (1)

Publication Number Publication Date
JPS54164263A true JPS54164263A (en) 1979-12-27

Family

ID=19728940

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7512879A Pending JPS54164263A (en) 1978-06-15 1979-06-14 Leakage breaker

Country Status (4)

Country Link
EP (1) EP0007405A1 (en)
JP (1) JPS54164263A (en)
BR (1) BR7903762A (en)
LU (1) LU79817A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1226237B (en) * 1988-07-08 1990-12-27 Bassani Spa RELAY TYPE ELECTROMAGNETIC ACTUATOR
EP0709865A1 (en) * 1994-10-26 1996-05-01 Lem S.A. Method and device for coupling magnetic material with electric windings

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1933192A1 (en) * 1969-06-30 1971-04-22 Siemens Ag Process for the production of magnetizable cores with at least two magnetic circuits
DE2059054A1 (en) * 1970-12-01 1972-06-08 Siemens Ag Residual current circuit breaker
DE2348881C3 (en) * 1973-09-28 1980-10-16 Siemens Ag, 1000 Berlin Und 8000 Muenchen Residual current circuit breaker
DE2555255C3 (en) * 1975-12-09 1979-09-27 Brown, Boveri & Cie Ag, 6800 Mannheim Device for recording fault currents
LU78012A1 (en) * 1977-08-22 1979-04-09 Gath N FAULT CIRCUIT BREAKER
LU78075A1 (en) * 1977-09-02 1979-04-09 Gath N FAULT CIRCUIT BREAKER

Also Published As

Publication number Publication date
LU79817A1 (en) 1980-01-22
EP0007405A1 (en) 1980-02-06
BR7903762A (en) 1980-02-05

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