ZA757120B - Improvements in or relating to automatic circuit breakers - Google Patents

Improvements in or relating to automatic circuit breakers

Info

Publication number
ZA757120B
ZA757120B ZA00757120A ZA757120A ZA757120B ZA 757120 B ZA757120 B ZA 757120B ZA 00757120 A ZA00757120 A ZA 00757120A ZA 757120 A ZA757120 A ZA 757120A ZA 757120 B ZA757120 B ZA 757120B
Authority
ZA
South Africa
Prior art keywords
relating
circuit breakers
automatic circuit
automatic
breakers
Prior art date
Application number
ZA00757120A
Inventor
H Drubig
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 ZA757120B publication Critical patent/ZA757120B/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
    • H01H71/34—Electromagnetic mechanisms having two or more armatures controlled by a common winding

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Breakers (AREA)
  • Electromagnets (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Dc Machiner (AREA)
ZA00757120A 1974-11-20 1975-11-12 Improvements in or relating to automatic circuit breakers ZA757120B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742454983 DE2454983C2 (en) 1974-11-20 1974-11-20 SELF SWITCH, IN PARTICULAR CIRCUIT BREAKERS

Publications (1)

Publication Number Publication Date
ZA757120B true ZA757120B (en) 1976-10-27

Family

ID=5931322

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00757120A ZA757120B (en) 1974-11-20 1975-11-12 Improvements in or relating to automatic circuit breakers

Country Status (12)

Country Link
JP (1) JPS561734B2 (en)
AT (1) AT343206B (en)
BE (1) BE835120A (en)
CH (1) CH600549A5 (en)
DE (1) DE2454983C2 (en)
DK (1) DK134168C (en)
ES (1) ES216828Y (en)
FR (1) FR2292328A1 (en)
GB (1) GB1517307A (en)
GR (1) GR60343B (en)
IT (1) IT1048710B (en)
ZA (1) ZA757120B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2718375C2 (en) * 1977-04-26 1982-09-23 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Release mechanism
DE3016467A1 (en) * 1980-04-29 1981-11-05 Christian Geyer GmbH & Co, 8500 Nürnberg Electromagnetic trip with instantaneous and delayed action - has concentric armatures with different bias springs acting on one operating rod
DE19915785A1 (en) * 1999-04-08 2000-10-12 Abb Patent Gmbh Electromagnetic release for an electrical switching device
CN100392787C (en) * 2005-07-26 2008-06-04 陈景正 Electromagnetic breaker tripping mechanism

Also Published As

Publication number Publication date
IT1048710B (en) 1980-12-20
JPS5175976A (en) 1976-06-30
JPS561734B2 (en) 1981-01-14
DK134168C (en) 1977-02-21
DE2454983B1 (en) 1976-04-22
ES216828Y (en) 1976-12-16
ATA731475A (en) 1977-09-15
DE2454983C2 (en) 1976-12-02
GB1517307A (en) 1978-07-12
ES216828U (en) 1976-08-01
FR2292328B1 (en) 1980-10-03
AT343206B (en) 1978-05-10
CH600549A5 (en) 1978-06-15
GR60343B (en) 1978-05-17
FR2292328A1 (en) 1976-06-18
BE835120A (en) 1976-02-16
DK134168B (en) 1976-09-20

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