NO129434B - - Google Patents

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Info

Publication number
NO129434B
NO129434B NO01711/70A NO171170A NO129434B NO 129434 B NO129434 B NO 129434B NO 01711/70 A NO01711/70 A NO 01711/70A NO 171170 A NO171170 A NO 171170A NO 129434 B NO129434 B NO 129434B
Authority
NO
Norway
Prior art keywords
switch
resistors
switching device
switched
direct current
Prior art date
Application number
NO01711/70A
Other languages
English (en)
Norwegian (no)
Inventor
J Gratzmuller
Original Assignee
J Gratzmuller
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 J Gratzmuller filed Critical J Gratzmuller
Publication of NO129434B publication Critical patent/NO129434B/no

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
    • H01H33/16—Impedances connected with contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/59—Circuit arrangements not adapted to a particular application of the switch and not otherwise provided for, e.g. for ensuring operation of the switch at a predetermined point in the ac cycle
    • H01H33/596—Circuit arrangements not adapted to a particular application of the switch and not otherwise provided for, e.g. for ensuring operation of the switch at a predetermined point in the ac cycle for interrupting dc

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Arc-Extinguishing Devices That Are Switches (AREA)
NO01711/70A 1969-06-03 1970-05-05 NO129434B (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR6918170A FR2045119A5 (fr) 1969-06-03 1969-06-03
FR7013557A FR2092951A6 (fr) 1969-06-03 1970-04-15

Publications (1)

Publication Number Publication Date
NO129434B true NO129434B (fr) 1974-04-08

Family

ID=26215069

Family Applications (1)

Application Number Title Priority Date Filing Date
NO01711/70A NO129434B (fr) 1969-06-03 1970-05-05

Country Status (15)

Country Link
US (1) US3641357A (fr)
JP (1) JPS5012777B1 (fr)
AT (1) AT306863B (fr)
BE (1) BE751344A (fr)
CA (1) CA921162A (fr)
CH (1) CH530103A (fr)
CS (1) CS149704B2 (fr)
DE (1) DE2026685C3 (fr)
ES (1) ES379458A1 (fr)
FR (2) FR2045119A5 (fr)
GB (1) GB1285282A (fr)
NL (1) NL157754B (fr)
NO (1) NO129434B (fr)
SE (1) SE359699B (fr)
SU (1) SU367626A3 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4953206A (en) * 1986-11-17 1990-08-28 At&T Bell Laboratories Methods of and apparatus for providing substantially error-free transmitted data
US4851707A (en) * 1987-07-16 1989-07-25 Lindsay Audiophyle Associates "Fritting" technique and apparatus for improving the sound of switches and connectors in audio circuits
EP0555144A1 (fr) * 1992-02-07 1993-08-11 Gec Alsthom Sa Station de pompage
US8810991B2 (en) 2010-10-05 2014-08-19 Rockwell Automation Technologies, Inc. Safety isolation systems and methods for switching DC loads
EP2773006B1 (fr) * 2013-02-28 2016-06-15 General Electric Technology GmbH Circuit de commande
US10243348B2 (en) 2016-11-10 2019-03-26 International Business Machines Corporation Inductive kickback protection by using multiple parallel circuit breakers with downstream TVS diodes
PL3559965T3 (pl) * 2016-12-20 2021-06-14 Supergrid Institute Instalacja elektryczna wysokiego napięcia prądu stałego i sposób regulowania urządzeniem odcinającym w takiej instalacji
CN108363349A (zh) * 2018-02-09 2018-08-03 马钢(集团)控股有限公司 胶带运输自控系统中高压柜稳定接受自控信号的方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR699795A (fr) * 1929-06-28 1931-02-19 Coupe-circuit utilisé comme résistance de protection d'un interrupteur
GB548092A (en) * 1941-05-23 1942-09-24 Siemens Brothers & Co Ltd Improvements relating to the reduction of sparking at contacts in making and breaking an electric circuit
DE914143C (de) * 1945-02-06 1954-06-28 Siemens Ag Widerstandsschalter
GB755016A (en) * 1953-07-08 1956-08-15 Reyrolle A & Co Ltd Improvements relating to electric switchgear
GB841572A (en) * 1956-09-07 1960-07-20 Reyrolle A & Co Ltd Improvements relating to electric distribution systems
BE559792A (fr) * 1956-09-15
CH372721A (de) * 1959-06-13 1963-10-31 Bbc Brown Boveri & Cie Druckluftschalter mit Mehrfachunterbrechung
CH380800A (de) * 1960-09-16 1964-08-15 Bbc Brown Boveri & Cie Leistungsschalter mit Mehrfachunterbrechung
DE1134132B (de) * 1961-05-06 1962-08-02 Continental Elektro Ind Ag Hochspannungs-Leistungsschalter insbesondere Druckluftschalter
US3234397A (en) * 1962-08-27 1966-02-08 Robert H Park Means for maintaining stability of power transmission systems notwithstanding a fault
US3534226A (en) * 1967-11-09 1970-10-13 Hughes Aircraft Co Sequential switching circuit breaker for high power ac or dc power transmission circuits
US3538278A (en) * 1968-06-13 1970-11-03 Gen Electric High voltage electric circuit breaker

Also Published As

Publication number Publication date
CS149704B2 (en) 1973-07-25
FR2092951A6 (fr) 1972-01-28
BE751344A (fr) 1970-12-02
AT306863B (de) 1973-04-25
GB1285282A (en) 1972-08-16
CA921162A (en) 1973-02-13
JPS5012777B1 (fr) 1975-05-14
NL157754B (nl) 1978-08-15
FR2045119A5 (fr) 1971-02-26
DE2026685B2 (de) 1973-12-20
DE2026685C3 (de) 1974-07-18
NL7007780A (fr) 1970-12-07
US3641357A (en) 1972-02-08
DE2026685A1 (de) 1970-12-10
SE359699B (fr) 1973-09-03
ES379458A1 (es) 1973-04-01
CH530103A (fr) 1972-10-31
SU367626A3 (fr) 1973-01-23

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