BE522767A - - Google Patents
Info
- Publication number
- BE522767A BE522767A BE522767DA BE522767A BE 522767 A BE522767 A BE 522767A BE 522767D A BE522767D A BE 522767DA BE 522767 A BE522767 A BE 522767A
- Authority
- BE
- Belgium
- Prior art keywords
- phase
- voltage
- voltages
- relays
- neutral
- Prior art date
Links
- 230000005484 gravity Effects 0.000 claims description 12
- 230000007935 neutral effect Effects 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 6
- 230000006698 induction Effects 0.000 claims description 2
- 238000004804 winding Methods 0.000 description 11
- 230000003042 antagnostic effect Effects 0.000 description 4
- 239000004020 conductor Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000011664 signaling Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000035945 sensitivity Effects 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
- H02H3/32—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
- H02H3/34—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 of a three-phase system
- H02H3/353—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 of a three-phase system involving comparison of phase voltages
Landscapes
- Control Of Ac Motors In General (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE522767A true BE522767A (enEXAMPLES) |
Family
ID=157925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE522767D BE522767A (enEXAMPLES) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE522767A (enEXAMPLES) |
-
0
- BE BE522767D patent/BE522767A/fr unknown
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