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
Links
Classifications
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- 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
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- 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
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- 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)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1231775A CH596693A5 (de) | 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 (de) | 1975-09-23 | 1975-09-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH596693A5 true CH596693A5 (de) | 1978-03-15 |
Family
ID=4381884
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1231775A CH596693A5 (de) | 1975-09-23 | 1975-09-23 |
Country Status (2)
Country | Link |
---|---|
CH (1) | CH596693A5 (de) |
DE (1) | DE2546179A1 (de) |
Families Citing this family (2)
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 |
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1975
- 1975-09-23 CH CH1231775A patent/CH596693A5/xx not_active IP Right Cessation
- 1975-10-15 DE DE19752546179 patent/DE2546179A1/de not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
DE2546179A1 (de) | 1977-03-31 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |