DE1960290A1 - Einrichtung zur UEberwachung von Stromdifferenzen in einer elektrischen Anlage - Google Patents
Einrichtung zur UEberwachung von Stromdifferenzen in einer elektrischen AnlageInfo
- Publication number
- DE1960290A1 DE1960290A1 DE19691960290 DE1960290A DE1960290A1 DE 1960290 A1 DE1960290 A1 DE 1960290A1 DE 19691960290 DE19691960290 DE 19691960290 DE 1960290 A DE1960290 A DE 1960290A DE 1960290 A1 DE1960290 A1 DE 1960290A1
- Authority
- DE
- Germany
- Prior art keywords
- current
- windings
- switch
- winding
- currents
- 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.)
- Pending
Links
- 238000012544 monitoring process Methods 0.000 title claims description 11
- 238000004804 winding Methods 0.000 claims description 66
- 230000005291 magnetic effect Effects 0.000 claims description 10
- 230000011664 signaling Effects 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 4
- 230000005284 excitation Effects 0.000 claims description 3
- 230000001419 dependent effect Effects 0.000 claims description 2
- 239000003302 ferromagnetic material Substances 0.000 claims description 2
- 210000000056 organ Anatomy 0.000 claims 2
- 239000004020 conductor Substances 0.000 description 11
- 238000012806 monitoring device Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 230000035945 sensitivity Effects 0.000 description 3
- 229920006395 saturated elastomer Polymers 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000009849 deactivation Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004870 electrical engineering Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000009466 transformation 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
- H02H3/33—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 using summation current transformers
- H02H3/332—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 using summation current transformers with means responsive to DC component in the fault current
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/20—Instruments transformers
- H01F38/22—Instruments transformers for single phase AC
- H01F38/28—Current transformers
- H01F38/32—Circuit arrangements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F29/00—Variable transformers or inductances not covered by group H01F21/00
- H01F29/14—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias
- H01F2029/143—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias with control winding for generating magnetic bias
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1800968A CH505391A (de) | 1968-12-03 | 1968-12-03 | Einrichtung zur Überwachung von Stromdifferenzen in einer elektrischen Anlage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1960290A1 true DE1960290A1 (de) | 1970-06-18 |
Family
ID=4429738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19691960290 Pending DE1960290A1 (de) | 1968-12-03 | 1969-12-02 | Einrichtung zur UEberwachung von Stromdifferenzen in einer elektrischen Anlage |
Country Status (5)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2321208A1 (fr) * | 1975-08-11 | 1977-03-11 | Saparel | Systemes differentiels de protection |
| DE2602534A1 (de) * | 1976-01-23 | 1977-07-28 | Siemens Ag | Fehlerstrom-schutzschalter |
| LU78600A1 (de) * | 1977-11-28 | 1979-06-13 | Gath N | Fehlerstromschutzschalter |
| LU78992A1 (de) * | 1978-02-02 | 1979-09-06 | N Gath | Fehlerstromschutzschalter |
| JPS55127826A (en) * | 1979-03-26 | 1980-10-03 | Fuji Electric Co Ltd | Leakage breaker |
-
1968
- 1968-12-03 CH CH1800968A patent/CH505391A/de not_active IP Right Cessation
-
1969
- 1969-12-02 DE DE19691960290 patent/DE1960290A1/de active Pending
- 1969-12-02 FR FR6941456A patent/FR2025082A1/fr not_active Withdrawn
- 1969-12-02 NL NL6918114A patent/NL6918114A/xx unknown
- 1969-12-03 BE BE742555D patent/BE742555A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2025082A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1970-09-04 |
| BE742555A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1970-05-14 |
| CH505391A (de) | 1971-03-31 |
| NL6918114A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1970-06-05 |
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