CH203234A - Schutzeinrichtung für elektrische Anlageteile in Wechselstromnetzen. - Google Patents
Schutzeinrichtung für elektrische Anlageteile in Wechselstromnetzen.Info
- Publication number
- CH203234A CH203234A CH203234DA CH203234A CH 203234 A CH203234 A CH 203234A CH 203234D A CH203234D A CH 203234DA CH 203234 A CH203234 A CH 203234A
- Authority
- CH
- Switzerland
- Prior art keywords
- alternating current
- protective device
- electrical system
- system parts
- current networks
- Prior art date
Links
Classifications
-
- 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
- H02H3/30—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 using pilot wires or other signalling channel
- H02H3/302—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 using pilot wires or other signalling channel involving phase comparison
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEA76751D DE665038C (de) | 1935-08-06 | 1935-08-06 | Schutzschaltung fuer elektrische Anlageteile |
CH203234T | 1939-03-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH203234A true CH203234A (de) | 1939-02-28 |
Family
ID=61187921
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH203234D CH203234A (de) | 1935-08-06 | 1937-12-18 | Schutzeinrichtung für elektrische Anlageteile in Wechselstromnetzen. |
Country Status (2)
Country | Link |
---|---|
CH (1) | CH203234A (de) |
DE (1) | DE665038C (de) |
-
1935
- 1935-08-06 DE DEA76751D patent/DE665038C/de not_active Expired
-
1937
- 1937-12-18 CH CH203234D patent/CH203234A/de unknown
Also Published As
Publication number | Publication date |
---|---|
DE665038C (de) | 1938-09-15 |
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