AU7847975A - Method of establishing the presence of electrical faults ina system comprising atleast one busbar and its branches - Google Patents
Method of establishing the presence of electrical faults ina system comprising atleast one busbar and its branchesInfo
- Publication number
- AU7847975A AU7847975A AU78479/75A AU7847975A AU7847975A AU 7847975 A AU7847975 A AU 7847975A AU 78479/75 A AU78479/75 A AU 78479/75A AU 7847975 A AU7847975 A AU 7847975A AU 7847975 A AU7847975 A AU 7847975A
- Authority
- AU
- Australia
- Prior art keywords
- atleast
- busbar
- branches
- establishing
- electrical faults
- 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.)
- Expired
Links
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
- H02H7/22—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 distribution gear, e.g. bus-bar systems; for switching devices
-
- 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
- H02H3/283—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 and taking into account saturation of current transformers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Measurement Of Current Or Voltage (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Protection Of Static Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH274674A CH577762A5 (en) | 1974-02-27 | 1974-02-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
AU495297B2 AU495297B2 (en) | 1974-08-26 |
AU7847975A true AU7847975A (en) | 1976-08-26 |
Family
ID=
Also Published As
Publication number | Publication date |
---|---|
FR2262428A1 (en) | 1975-09-19 |
SE7501981L (en) | 1975-08-29 |
AT346960B (en) | 1978-12-11 |
DK68075A (en) | 1975-10-27 |
IT1033141B (en) | 1979-07-10 |
NL183001C (en) | 1988-06-16 |
SE407316B (en) | 1979-03-19 |
FR2262428B1 (en) | 1982-03-05 |
DE2413399A1 (en) | 1975-09-04 |
CH577762A5 (en) | 1976-07-15 |
ES435029A1 (en) | 1976-12-16 |
ATA139875A (en) | 1977-04-15 |
BE825874A (en) | 1975-06-16 |
NL7502359A (en) | 1975-08-29 |
DE2413399C2 (en) | 1989-04-20 |
NL183001B (en) | 1988-01-18 |
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