FI932956A0 - Koppling foer styrning av en polvaendande koppling - Google Patents
Koppling foer styrning av en polvaendande kopplingInfo
- Publication number
- FI932956A0 FI932956A0 FI932956A FI932956A FI932956A0 FI 932956 A0 FI932956 A0 FI 932956A0 FI 932956 A FI932956 A FI 932956A FI 932956 A FI932956 A FI 932956A FI 932956 A0 FI932956 A0 FI 932956A0
- Authority
- FI
- Finland
- Prior art keywords
- polvaendande
- koppling
- copying
- actuating motor
- pole changer
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
- H02H7/0833—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors for electric motors with control arrangements
- H02H7/0844—Fail safe control, e.g. by comparing control signal and controlled current, isolating motor on commutation error
Landscapes
- Developing Agents For Electrophotography (AREA)
- Control Of Multiple Motors (AREA)
- Stopping Of Electric Motors (AREA)
- Control Of Electric Motors In General (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
- Liquid Developers In Electrophotography (AREA)
- Relay Circuits (AREA)
- Control Of Ac Motors In General (AREA)
- Control Of Direct Current Motors (AREA)
- Protection Of Static Devices (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Motor And Converter Starters (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE9208468U DE9208468U1 (de) | 1992-06-24 | 1992-06-24 | Schaltung zur Steuerung eines Polwendeschalters |
Publications (2)
Publication Number | Publication Date |
---|---|
FI932956A0 true FI932956A0 (fi) | 1993-06-24 |
FI932956A FI932956A (fi) | 1993-12-25 |
Family
ID=6880886
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI932956A FI932956A (fi) | 1992-06-24 | 1993-06-24 | Koppling foer styrning av en polvaendande koppling |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0580270B1 (fi) |
AT (1) | ATE140830T1 (fi) |
DE (2) | DE9208468U1 (fi) |
FI (1) | FI932956A (fi) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19606893C2 (de) * | 1996-02-13 | 2001-09-20 | Siemens Ag | Polwendeschalter für einen Weichenantrieb |
DE19619120A1 (de) * | 1996-05-11 | 1997-11-13 | Telefunken Microelectron | Schaltvorrichtung mit Leistungs-FET und Kurzschlußerkennung |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2059047A1 (de) * | 1970-12-01 | 1972-06-08 | Licentia Gmbh | Thyristor-Polwendeschalter fuer Gleichstromverbraucher |
DE3638681A1 (de) * | 1986-11-13 | 1988-05-19 | Siemens Ag | Einrichtung zum fernueberwachen von drehstromweichenantrieben |
-
1992
- 1992-06-24 DE DE9208468U patent/DE9208468U1/de not_active Expired - Lifetime
-
1993
- 1993-04-28 DE DE59303302T patent/DE59303302D1/de not_active Expired - Fee Related
- 1993-04-28 AT AT93250123T patent/ATE140830T1/de not_active IP Right Cessation
- 1993-04-28 EP EP93250123A patent/EP0580270B1/de not_active Expired - Lifetime
- 1993-06-24 FI FI932956A patent/FI932956A/fi not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
ATE140830T1 (de) | 1996-08-15 |
DE9208468U1 (de) | 1992-08-20 |
FI932956A (fi) | 1993-12-25 |
EP0580270A1 (de) | 1994-01-26 |
EP0580270B1 (de) | 1996-07-24 |
DE59303302D1 (de) | 1996-08-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
AU763566B2 (en) | Reverse current relay | |
US4025883A (en) | Modular integral motor controller | |
EP0179982A2 (en) | High power direct current switching circuit | |
EP0418919A2 (en) | Multicircuit control apparatus and control method therefor | |
CN109891542B (zh) | 直流开关装置的电弧消除装置 | |
US3912941A (en) | Isolation circuit for arc reduction in a dc circuit | |
US3389301A (en) | Arc suppressing circuit | |
FI932956A0 (fi) | Koppling foer styrning av en polvaendande koppling | |
JPH04251595A (ja) | 電池運転装置 | |
EP0388616A3 (en) | Overcurrent protective circuit for electrostatic self-turn-off devices | |
US5894395A (en) | Contactor-circuit breaker | |
BE855207A (fr) | Systeme commutateur electrique pour dispositif de commutation du courant d'alimentation pour une charge electrique bipolaire | |
JPH08508154A (ja) | 短絡時に低圧回路網の枝路を切り離すための装置 | |
BE900531A (fr) | Central automatique prive. | |
SE8306363L (sv) | Anordning for till- och frankoppling av en elforbrukare i ett fordon | |
DE59602144D1 (de) | Fehlerstromschutzschalter | |
IL93056A (en) | Device for protection and control of motors | |
SU905928A1 (ru) | Устройство дл защиты электрической цепи от изменени величины тока | |
US1677328A (en) | Automatic reclosing circuit interrupter | |
KR790002075Y1 (ko) | 제 어 장 치 | |
US2181174A (en) | Control for arc lamps | |
SU1497680A1 (ru) | Устройство дл защиты от коммутационных перенапр жений электродвигател | |
SU1251198A1 (ru) | Гибридный бездуговой аппарат | |
NZ217062A (en) | Load breaking switch-three pole operation | |
JPH07284226A (ja) | 直流入力機器の保護回路 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD | Application lapsed |