SE399995B - Anordning for matning av stromfilter i elektriska skydd - Google Patents
Anordning for matning av stromfilter i elektriska skyddInfo
- Publication number
- SE399995B SE399995B SE7607485A SE7607485A SE399995B SE 399995 B SE399995 B SE 399995B SE 7607485 A SE7607485 A SE 7607485A SE 7607485 A SE7607485 A SE 7607485A SE 399995 B SE399995 B SE 399995B
- Authority
- SE
- Sweden
- Prior art keywords
- power filter
- electrical protection
- powering power
- powering
- electrical
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/18—Indicating phase sequence; Indicating synchronism
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H1/00—Details of emergency protective circuit arrangements
- H02H1/0007—Details of emergency protective circuit arrangements concerning the detecting means
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H1/00—Details of emergency protective circuit arrangements
- H02H1/0038—Details of emergency protective circuit arrangements concerning the connection of the detecting means, e.g. for reducing their number
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Current Or Voltage (AREA)
- Direct Current Feeding And Distribution (AREA)
- Rectifiers (AREA)
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7607485A SE399995B (sv) | 1976-06-30 | 1976-06-30 | Anordning for matning av stromfilter i elektriska skydd |
CH462377A CH612272A5 (fr) | 1976-06-30 | 1977-04-14 | |
FR7712014A FR2357092A1 (fr) | 1976-06-30 | 1977-04-21 | Dispositif d'alimentation de filtres de courant |
DE2727468A DE2727468C2 (de) | 1976-06-30 | 1977-06-18 | Anordnung zur Speisung von Stromfiltern |
US05/809,470 US4150412A (en) | 1976-06-30 | 1977-06-23 | Filter excitation circuitry |
YU01584/77A YU158477A (en) | 1976-06-30 | 1977-06-27 | Means for feeding a filter |
GB27174/77A GB1577558A (en) | 1976-06-30 | 1977-06-29 | Filter supply circuit in an electrical protection device |
CA281,664A CA1085449A (fr) | 1976-06-30 | 1977-06-29 | Circuit d'excitation de filtre |
IT68506/77A IT1082781B (it) | 1976-06-30 | 1977-06-29 | Dispositivo per l'alimentazione di filtri in dispositivi di protezione elettrica |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7607485A SE399995B (sv) | 1976-06-30 | 1976-06-30 | Anordning for matning av stromfilter i elektriska skydd |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7607485L SE7607485L (sv) | 1977-12-31 |
SE399995B true SE399995B (sv) | 1978-03-06 |
Family
ID=20328351
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7607485A SE399995B (sv) | 1976-06-30 | 1976-06-30 | Anordning for matning av stromfilter i elektriska skydd |
Country Status (9)
Country | Link |
---|---|
US (1) | US4150412A (fr) |
CA (1) | CA1085449A (fr) |
CH (1) | CH612272A5 (fr) |
DE (1) | DE2727468C2 (fr) |
FR (1) | FR2357092A1 (fr) |
GB (1) | GB1577558A (fr) |
IT (1) | IT1082781B (fr) |
SE (1) | SE399995B (fr) |
YU (1) | YU158477A (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4479160A (en) * | 1983-05-02 | 1984-10-23 | Westinghouse Electric Corp. | Band-pass sequence filters for symmetrical components of multiphase AC power systems |
DE3319306C2 (de) * | 1983-05-27 | 1985-04-04 | Siemens AG, 1000 Berlin und 8000 München | Fehlererkennungsschaltung für parallel auf einen Verbraucher speisende Stromversorgungsgeräte |
TWI505612B (zh) * | 2013-08-23 | 2015-10-21 | Delta Electronics Inc | 用於電流互感器的取樣電路 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3411066A (en) * | 1965-01-15 | 1968-11-12 | Bausch & Lomb | Ac to dc converter for ac voltage measurement |
DE2052594A1 (de) * | 1969-12-05 | 1971-06-09 | Werkzeugmasch Heckert Veb | Schaltungsanordnung zum phasennchti gen Demoduheren von amphtudenmodulierten Tragerfrequenz Meßsignalen |
SU448531A1 (ru) * | 1972-10-03 | 1974-10-30 | Рижский политехнический институт | Фазодетекторное реле |
US3811073A (en) * | 1973-03-05 | 1974-05-14 | Westinghouse Electric Corp | Alternating current sensing circuit and method |
US3992651A (en) * | 1975-04-01 | 1976-11-16 | General Electric Company | Active symmetrical component network for protective relays |
US4000446A (en) * | 1975-06-04 | 1976-12-28 | Borg-Warner Corporation | Overload protection system for three-phase submersible pump motor |
-
1976
- 1976-06-30 SE SE7607485A patent/SE399995B/xx unknown
-
1977
- 1977-04-14 CH CH462377A patent/CH612272A5/xx not_active IP Right Cessation
- 1977-04-21 FR FR7712014A patent/FR2357092A1/fr active Granted
- 1977-06-18 DE DE2727468A patent/DE2727468C2/de not_active Expired
- 1977-06-23 US US05/809,470 patent/US4150412A/en not_active Expired - Lifetime
- 1977-06-27 YU YU01584/77A patent/YU158477A/xx unknown
- 1977-06-29 IT IT68506/77A patent/IT1082781B/it active
- 1977-06-29 CA CA281,664A patent/CA1085449A/fr not_active Expired
- 1977-06-29 GB GB27174/77A patent/GB1577558A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2357092B1 (fr) | 1983-08-26 |
FR2357092A1 (fr) | 1978-01-27 |
DE2727468A1 (de) | 1978-01-05 |
US4150412A (en) | 1979-04-17 |
CA1085449A (fr) | 1980-09-09 |
YU158477A (en) | 1982-05-31 |
CH612272A5 (fr) | 1979-07-13 |
DE2727468C2 (de) | 1982-10-28 |
GB1577558A (en) | 1980-10-22 |
SE7607485L (sv) | 1977-12-31 |
IT1082781B (it) | 1985-05-21 |
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