CH576721A5 - - Google Patents
Info
- Publication number
- CH576721A5 CH576721A5 CH1550074A CH1550074A CH576721A5 CH 576721 A5 CH576721 A5 CH 576721A5 CH 1550074 A CH1550074 A CH 1550074A CH 1550074 A CH1550074 A CH 1550074A CH 576721 A5 CH576721 A5 CH 576721A5
- Authority
- CH
- Switzerland
Links
Classifications
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- 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
- H02H7/10—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 converters; for rectifiers
- H02H7/12—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 converters; for rectifiers for static converters or rectifiers
- H02H7/125—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 converters; for rectifiers for static converters or rectifiers for rectifiers
- H02H7/1255—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 converters; for rectifiers for static converters or rectifiers for rectifiers responsive to internal faults, e.g. by monitoring ripple in output voltage
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/12—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to underload or no-load
- H02H3/13—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to underload or no-load for multiphase applications, e.g. phase interruption
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Measurement Of Current Or Voltage (AREA)
- Inverter Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7400131A SE378950B (no) | 1974-01-07 | 1974-01-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH576721A5 true CH576721A5 (no) | 1976-06-15 |
Family
ID=20319845
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1550074A CH576721A5 (no) | 1974-01-07 | 1974-11-21 |
Country Status (6)
Country | Link |
---|---|
US (1) | US3968418A (no) |
CA (1) | CA1011819A (no) |
CH (1) | CH576721A5 (no) |
DE (1) | DE2460773B2 (no) |
GB (1) | GB1496061A (no) |
SE (1) | SE378950B (no) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5183147A (no) * | 1975-01-20 | 1976-07-21 | Tokyo Shibaura Electric Co | |
US4379317A (en) * | 1981-04-27 | 1983-04-05 | Westinghouse Electric Corp. | Solid-state load protection system having loss of phase sensing |
ATE90458T1 (de) * | 1988-12-15 | 1993-06-15 | Siemens Ag | Drehstrom-schaltungsanordnung fuer die netzsynchrone zeitsteuerung eines elektrischen geraetes. |
FR2664706B1 (fr) * | 1990-07-11 | 1993-02-19 | Sextant Avionique | Dispositif de surveillance pour redresseur polyphase. |
US6993333B2 (en) * | 2003-10-16 | 2006-01-31 | Flarion Technologies, Inc. | Methods and apparatus of improving inter-sector and/or inter-cell handoffs in a multi-carrier wireless communications system |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3327170A (en) * | 1963-10-21 | 1967-06-20 | Westinghouse Electric Corp | Broken conductor sensing device |
DE2042107C3 (de) * | 1970-08-19 | 1973-10-31 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Umschaltlogik für Umkehrstrom nchter in kreisstromfreier Schaltung, insbesondere in kreisstromfreier Gegen parallelschaltung |
DE2257264C3 (de) * | 1972-11-22 | 1975-10-23 | Siemens Ag | Schaltungsanordnung für eine Wechselrichteranordnung |
US3805141A (en) * | 1973-01-08 | 1974-04-16 | United Aircraft Corp | Bimodal inverter |
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1974
- 1974-01-07 SE SE7400131A patent/SE378950B/xx not_active IP Right Cessation
- 1974-11-21 CH CH1550074A patent/CH576721A5/xx not_active IP Right Cessation
- 1974-12-12 US US05/532,210 patent/US3968418A/en not_active Expired - Lifetime
- 1974-12-21 DE DE2460773A patent/DE2460773B2/de not_active Ceased
-
1975
- 1975-01-06 GB GB361/75A patent/GB1496061A/en not_active Expired
- 1975-01-06 CA CA217,342A patent/CA1011819A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
SE7400131L (no) | 1975-07-08 |
SE378950B (no) | 1975-09-15 |
CA1011819A (en) | 1977-06-07 |
US3968418A (en) | 1976-07-06 |
DE2460773B2 (de) | 1978-08-31 |
GB1496061A (en) | 1977-12-21 |
DE2460773A1 (de) | 1975-07-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |