CH596693A5 - - Google Patents

Info

Publication number
CH596693A5
CH596693A5 CH1231775A CH1231775A CH596693A5 CH 596693 A5 CH596693 A5 CH 596693A5 CH 1231775 A CH1231775 A CH 1231775A CH 1231775 A CH1231775 A CH 1231775A CH 596693 A5 CH596693 A5 CH 596693A5
Authority
CH
Switzerland
Application number
CH1231775A
Inventor
Roger Schacher
Original Assignee
Bbc Brown Boveri & Cie
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 Bbc Brown Boveri & Cie filed Critical Bbc Brown Boveri & Cie
Priority to CH1231775A priority Critical patent/CH596693A5/xx
Priority to DE19752546179 priority patent/DE2546179A1/de
Publication of CH596693A5 publication Critical patent/CH596693A5/xx

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/001—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection limiting speed of change of electric quantities, e.g. soft switching on or off
    • H02H9/002—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection limiting speed of change of electric quantities, e.g. soft switching on or off limiting inrush current on switching on of inductive loads subjected to remanence, e.g. transformers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
    • H01H47/02—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay
    • H01H47/04—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay for holding armature in attracted position, e.g. when initial energising circuit is interrupted; for maintaining armature in attracted position, e.g. with reduced energising current
    • H01H47/043—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay for holding armature in attracted position, e.g. when initial energising circuit is interrupted; for maintaining armature in attracted position, e.g. with reduced energising current making use of an energy accumulator
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/54—Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere
    • H01H9/56—Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere for ensuring operation of the switch at a predetermined point in the ac cycle

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Electrical Variables (AREA)
CH1231775A 1975-09-23 1975-09-23 CH596693A5 (da)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CH1231775A CH596693A5 (da) 1975-09-23 1975-09-23
DE19752546179 DE2546179A1 (de) 1975-09-23 1975-10-15 Schaltungsanordnung zur gesteuerten einschaltung eines transformators

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1231775A CH596693A5 (da) 1975-09-23 1975-09-23

Publications (1)

Publication Number Publication Date
CH596693A5 true CH596693A5 (da) 1978-03-15

Family

ID=4381884

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1231775A CH596693A5 (da) 1975-09-23 1975-09-23

Country Status (2)

Country Link
CH (1) CH596693A5 (da)
DE (1) DE2546179A1 (da)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4439666A (en) * 1981-10-07 1984-03-27 Intermountain Thermafloor Electrical heating system
JPH0360362A (ja) * 1989-07-21 1991-03-15 American Teleph & Telegr Co <Att> 電力処理回路

Also Published As

Publication number Publication date
DE2546179A1 (de) 1977-03-31

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Legal Events

Date Code Title Description
PL Patent ceased