JPS5524373A - Circuit breaker - Google Patents

Circuit breaker

Info

Publication number
JPS5524373A
JPS5524373A JP9761978A JP9761978A JPS5524373A JP S5524373 A JPS5524373 A JP S5524373A JP 9761978 A JP9761978 A JP 9761978A JP 9761978 A JP9761978 A JP 9761978A JP S5524373 A JPS5524373 A JP S5524373A
Authority
JP
Japan
Prior art keywords
circuit breaker
breaker
circuit
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.)
Granted
Application number
JP9761978A
Other languages
Japanese (ja)
Other versions
JPS5942936B2 (en
Inventor
Katsu Yoshikawa
Akihiko Kobanawa
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.)
Fuji Electric Co Ltd
Original Assignee
Fuji Electric Co Ltd
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 Fuji Electric Co Ltd filed Critical Fuji Electric Co Ltd
Priority to JP9761978A priority Critical patent/JPS5942936B2/en
Priority to DE19792928824 priority patent/DE2928824A1/en
Priority to IT24867/79A priority patent/IT1122684B/en
Publication of JPS5524373A publication Critical patent/JPS5524373A/en
Publication of JPS5942936B2 publication Critical patent/JPS5942936B2/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H77/00—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting
    • H01H77/02—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism
    • H01H77/10—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening
    • H01H77/101—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening with increasing of contact pressure by electrodynamic forces before opening
JP9761978A 1978-08-10 1978-08-10 circuit break Expired JPS5942936B2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP9761978A JPS5942936B2 (en) 1978-08-10 1978-08-10 circuit break
DE19792928824 DE2928824A1 (en) 1978-08-10 1979-07-17 Protective switch with automatic tripping - has two parallel contact arms with one arm pushed away by electrodynamic repulsive forces before switch is tripped to open
IT24867/79A IT1122684B (en) 1978-08-10 1979-08-02 AUTOMATIC ELECTRIC SWITCH

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9761978A JPS5942936B2 (en) 1978-08-10 1978-08-10 circuit break

Publications (2)

Publication Number Publication Date
JPS5524373A true JPS5524373A (en) 1980-02-21
JPS5942936B2 JPS5942936B2 (en) 1984-10-18

Family

ID=14197209

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9761978A Expired JPS5942936B2 (en) 1978-08-10 1978-08-10 circuit break

Country Status (2)

Country Link
JP (1) JPS5942936B2 (en)
DE (1) DE2928824A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6320346U (en) * 1986-07-24 1988-02-10

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE448794B (en) * 1983-07-04 1987-03-16 Asea Ab Current limiting switches
US5583328A (en) * 1992-07-02 1996-12-10 Mitsubishi Denki Kabushiki Kaisha High voltage switch including U-shaped, slitted stationary contact assembly with arc extinguishing/magnetic blowout features

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6320346U (en) * 1986-07-24 1988-02-10

Also Published As

Publication number Publication date
DE2928824A1 (en) 1980-02-21
JPS5942936B2 (en) 1984-10-18

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