CH463607A - Dispositif de protection pour appareil électrique à courant triphasé - Google Patents
Dispositif de protection pour appareil électrique à courant triphaséInfo
- Publication number
- CH463607A CH463607A CH567166A CH567166A CH463607A CH 463607 A CH463607 A CH 463607A CH 567166 A CH567166 A CH 567166A CH 567166 A CH567166 A CH 567166A CH 463607 A CH463607 A CH 463607A
- Authority
- CH
- Switzerland
- Prior art keywords
- tripping
- symmetrical
- current
- overloads
- regime
- Prior art date
Links
- 238000005452 bending Methods 0.000 claims description 4
- 230000002085 persistent effect Effects 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 2
- 230000001681 protective effect Effects 0.000 claims 4
- 238000006073 displacement reaction Methods 0.000 claims 1
- 238000002955 isolation Methods 0.000 claims 1
- 239000002184 metal Substances 0.000 description 14
- 229910052751 metal Inorganic materials 0.000 description 14
- 230000007423 decrease Effects 0.000 description 4
- 230000008030 elimination Effects 0.000 description 4
- 238000003379 elimination reaction Methods 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- 238000009413 insulation Methods 0.000 description 3
- 239000005557 antagonist Substances 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical group [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000003042 antagnostic effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000000586 desensitisation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000001960 triggered effect 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
- H01H83/14—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection
Landscapes
- Breakers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE678761 | 1966-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH463607A true CH463607A (fr) | 1968-10-15 |
Family
ID=3848418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH567166A CH463607A (fr) | 1966-03-31 | 1966-04-19 | Dispositif de protection pour appareil électrique à courant triphasé |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE678761A (US06664219-20031216-C00003.png) |
| CH (1) | CH463607A (US06664219-20031216-C00003.png) |
-
1966
- 1966-03-31 BE BE678761D patent/BE678761A/xx unknown
- 1966-04-19 CH CH567166A patent/CH463607A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE678761A (US06664219-20031216-C00003.png) | 1966-09-01 |
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