CH598708A5 - - Google Patents
Info
- Publication number
- CH598708A5 CH598708A5 CH77676A CH77676A CH598708A5 CH 598708 A5 CH598708 A5 CH 598708A5 CH 77676 A CH77676 A CH 77676A CH 77676 A CH77676 A CH 77676A CH 598708 A5 CH598708 A5 CH 598708A5
- Authority
- CH
- Switzerland
Links
Classifications
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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
- H02H3/26—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
- H02H3/28—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 two spaced portions of a single system, e.g. at opposite ends of one line, at input and output of apparatus
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- 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
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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
- H02H7/04—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 transformers
- H02H7/045—Differential protection of transformers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Synchronous Machinery (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19752505504 DE2505504A1 (de) | 1975-02-10 | 1975-02-10 | Schutzeinrichtung fuer elektrische maschine oder transformator sehr grosser leistung |
Publications (1)
Publication Number | Publication Date |
---|---|
CH598708A5 true CH598708A5 (xx) | 1978-05-12 |
Family
ID=5938512
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH77676A CH598708A5 (xx) | 1975-02-10 | 1976-01-22 |
Country Status (4)
Country | Link |
---|---|
CH (1) | CH598708A5 (xx) |
DE (1) | DE2505504A1 (xx) |
FR (1) | FR2300447A1 (xx) |
NL (1) | NL7601260A (xx) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102006023324A1 (de) * | 2006-05-11 | 2007-11-15 | Siemens Ag | Erfassung und Begrenzung maximaler Statorströme |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3226266C1 (de) * | 1982-07-14 | 1983-12-29 | Daimler-Benz Ag, 7000 Stuttgart | Ausfall-Warnvorrichtung für elektrische Verbraucher |
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1975
- 1975-02-10 DE DE19752505504 patent/DE2505504A1/de active Pending
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1976
- 1976-01-22 CH CH77676A patent/CH598708A5/xx not_active IP Right Cessation
- 1976-02-09 NL NL7601260A patent/NL7601260A/xx not_active Application Discontinuation
- 1976-02-09 FR FR7603518A patent/FR2300447A1/fr not_active Withdrawn
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102006023324A1 (de) * | 2006-05-11 | 2007-11-15 | Siemens Ag | Erfassung und Begrenzung maximaler Statorströme |
US8013547B2 (en) | 2006-05-11 | 2011-09-06 | Siemens Aktiengesellschaft | Detection and delimitation of maximum stator currents |
Also Published As
Publication number | Publication date |
---|---|
DE2505504A1 (de) | 1976-08-19 |
FR2300447A1 (fr) | 1976-09-03 |
NL7601260A (nl) | 1976-08-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |