BE488050A - - Google Patents
Info
- Publication number
- BE488050A BE488050A BE488050DA BE488050A BE 488050 A BE488050 A BE 488050A BE 488050D A BE488050D A BE 488050DA BE 488050 A BE488050 A BE 488050A
- Authority
- BE
- Belgium
- Prior art keywords
- residual
- circuit breaker
- section
- tripping
- fault
- Prior art date
Links
- 238000004804 winding Methods 0.000 description 4
- 230000003111 delayed effect Effects 0.000 description 2
- 230000002688 persistence Effects 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
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
- H02H3/307—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 comparison of quantities derived from a plurality of phases, e.g. homopolar quantities; using mixing transformers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE488050A true BE488050A (de) |
Family
ID=133340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE488050D BE488050A (de) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE488050A (de) |
-
0
- BE BE488050D patent/BE488050A/fr unknown
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