BE560786A - - Google Patents
Info
- Publication number
- BE560786A BE560786A BE560786DA BE560786A BE 560786 A BE560786 A BE 560786A BE 560786D A BE560786D A BE 560786DA BE 560786 A BE560786 A BE 560786A
- Authority
- BE
- Belgium
- Prior art keywords
- control
- circuit
- voltage
- conductor
- control circuit
- Prior art date
Links
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 239000004020 conductor Substances 0.000 description 12
- 238000004804 winding Methods 0.000 description 5
- 230000001681 protective effect Effects 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/18—Special adaptations of signalling or alarm devices
-
- 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
- H02H7/005—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 remote controlled apparatus; for lines connecting such apparatus
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE541172T | |||
DES50586A DE1051950B (de) | 1956-09-28 | 1956-09-28 | Eigensichere Schutz- und Steuerschaltung fuer Leitungen |
Publications (1)
Publication Number | Publication Date |
---|---|
BE560786A true BE560786A (de) |
Family
ID=25662050
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE560786D BE560786A (de) | 1956-09-28 |
Country Status (1)
Country | Link |
---|---|
BE (1) | BE560786A (de) |
-
0
- BE BE560786D patent/BE560786A/fr unknown
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