DE2547770A1 - Aus einem wechselstromnetz gespeistes elektrisches geraet - Google Patents
Aus einem wechselstromnetz gespeistes elektrisches geraetInfo
- Publication number
- DE2547770A1 DE2547770A1 DE19752547770 DE2547770A DE2547770A1 DE 2547770 A1 DE2547770 A1 DE 2547770A1 DE 19752547770 DE19752547770 DE 19752547770 DE 2547770 A DE2547770 A DE 2547770A DE 2547770 A1 DE2547770 A1 DE 2547770A1
- Authority
- DE
- Germany
- Prior art keywords
- components
- circuit
- resistors
- current
- rectified current
- Prior art date
- Legal status (The legal status 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 status listed.)
- Withdrawn
Links
- 239000003990 capacitor Substances 0.000 claims description 20
- 239000004020 conductor Substances 0.000 description 13
- 238000009413 insulation Methods 0.000 description 7
- 230000007935 neutral effect Effects 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 230000035945 sensitivity Effects 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 231100000989 no adverse effect Toxicity 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
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
-
- 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
- H02H3/26—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents
- H02H3/32—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
- H02H3/33—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
- Rectifiers (AREA)
- Emergency Protection Circuit Devices (AREA)
- Control Of Direct Current Motors (AREA)
- Control Of Eletrric Generators (AREA)
- Organic Insulating Materials (AREA)
- Insulation, Fastening Of Motor, Generator Windings (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7435731A FR2295601A1 (fr) | 1974-10-24 | 1974-10-24 | Appareil electrique a isolement ameliore |
| FR7438286A FR2292360A2 (fr) | 1974-11-21 | 1974-11-21 | Appareil electrique a isolement ameliore |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2547770A1 true DE2547770A1 (de) | 1976-04-29 |
Family
ID=26218570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19752547770 Withdrawn DE2547770A1 (de) | 1974-10-24 | 1975-10-24 | Aus einem wechselstromnetz gespeistes elektrisches geraet |
Country Status (13)
-
1975
- 1975-10-20 NL NL7512272A patent/NL7512272A/xx not_active Application Discontinuation
- 1975-10-21 IT IT28464/75A patent/IT1043503B/it active
- 1975-10-21 ES ES441955A patent/ES441955A1/es not_active Expired
- 1975-10-22 GB GB43452/75A patent/GB1520478A/en not_active Expired
- 1975-10-22 FI FI752950A patent/FI60328C/fi not_active IP Right Cessation
- 1975-10-23 YU YU02685/75A patent/YU39169B/xx unknown
- 1975-10-23 DK DK477275A patent/DK477275A/da unknown
- 1975-10-23 IE IE2309/75A patent/IE41815B1/en unknown
- 1975-10-23 LU LU73636A patent/LU73636A1/xx unknown
- 1975-10-23 SE SE7511889A patent/SE412146B/xx unknown
- 1975-10-23 NO NO753565A patent/NO142326C/no unknown
- 1975-10-23 CH CH1375075A patent/CH604399A5/xx not_active IP Right Cessation
- 1975-10-24 DE DE19752547770 patent/DE2547770A1/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| NL7512272A (nl) | 1976-04-27 |
| FI60328C (fi) | 1981-12-10 |
| NO753565L (enrdf_load_stackoverflow) | 1976-04-27 |
| YU268575A (en) | 1982-02-28 |
| DK477275A (da) | 1976-04-25 |
| FI60328B (fi) | 1981-08-31 |
| GB1520478A (en) | 1978-08-09 |
| SE412146B (sv) | 1980-02-18 |
| NO142326B (no) | 1980-04-21 |
| ES441955A1 (es) | 1977-04-01 |
| SE7511889L (sv) | 1976-04-26 |
| CH604399A5 (enrdf_load_stackoverflow) | 1978-09-15 |
| NO142326C (no) | 1980-07-30 |
| IE41815L (en) | 1976-04-24 |
| LU73636A1 (enrdf_load_stackoverflow) | 1976-06-11 |
| FI752950A7 (enrdf_load_stackoverflow) | 1976-04-25 |
| YU39169B (en) | 1984-08-31 |
| IE41815B1 (en) | 1980-03-26 |
| IT1043503B (it) | 1980-02-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2256536A1 (de) | Verfahren und anordnung zur ortung eines fehlers auf einer elektrischen energietransportleitung | |
| DE2710557A1 (de) | Vorrichtung mit schutzschaltung | |
| DE1538383C3 (de) | Statisches Distanzschutzrelais | |
| DE2523251A1 (de) | Schutzschaltung fuer ein dreileiter- einphasensystem | |
| EP0150814A2 (de) | Digitales Impedanzrelais | |
| DE2612256C2 (enrdf_load_stackoverflow) | ||
| DE2852582C2 (enrdf_load_stackoverflow) | ||
| DE2112065A1 (de) | Stoerungsgeschuetztes,hochempfindliches Differentialrelais | |
| DE1516931A1 (de) | System zur Messung elektrischer Charakteristiken einer Hochspannungsuebertragungsleitung | |
| DE2930371A1 (de) | Anordnung zur erfassung von fehlerhaften dioden in gleichrichterbruecken mit mehreren dioden | |
| DE2731453C3 (de) | Erdschlußdetektor | |
| DE1202887B (de) | Selbsttaetige Parallelschalteinrichtung fuer Wechselstromgeneratoren | |
| DE2555302A1 (de) | Fehlerstromschutzschaltung | |
| DE2555221C2 (de) | Verfahren zur Erfassung von Fehlerströmen beliebiger Art | |
| DE2547770A1 (de) | Aus einem wechselstromnetz gespeistes elektrisches geraet | |
| DE2555303A1 (de) | Fehlerstromschutzschaltung | |
| DE1905505B2 (de) | Fehlerstromschutzschalter | |
| DE1812926B2 (de) | Auf den Schlupfeines Asynchronmotors ansprechende Anordnung | |
| DE2716605B1 (de) | Schaltungsanordnung zur Erdschlusserfassung bei einem Stromrichter | |
| DE2554786C3 (de) | Schaltungsanordnung zum Steuern oder Regeln der Drehzahl eines elektrischen Motors | |
| DE967625C (de) | Als Prozent- oder Sperrelais dienende Einrichtung | |
| DE2526677C3 (de) | Kondensatoranordnung zur Beeinflussung des Blindstromes in elektrischen Wechselspannungsnetzen | |
| DE2406196C3 (de) | Verfahren und Einrichtung zur Detektion von Kurzschlüssen | |
| DE69215105T2 (de) | Personenschutzsystem für elektrische anschlüsse | |
| DE2647060C3 (de) | Überwachungsschaltungsanordnung für Stromerzeugungsaggregate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8141 | Disposal/no request for examination |