FR790631A - Protection device for electrical circuits - Google Patents
Protection device for electrical circuitsInfo
- Publication number
- FR790631A FR790631A FR790631DA FR790631A FR 790631 A FR790631 A FR 790631A FR 790631D A FR790631D A FR 790631DA FR 790631 A FR790631 A FR 790631A
- Authority
- FR
- France
- Prior art keywords
- protection device
- electrical circuits
- circuits
- electrical
- protection
- 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.)
- Expired
Links
Classifications
-
- 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
- H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
- H02H7/261—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations
- H02H7/262—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations involving transmissions of switching or blocking orders
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE790631X | 1934-06-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR790631A true FR790631A (en) | 1935-11-25 |
Family
ID=6701679
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR790631D Expired FR790631A (en) | 1934-06-05 | 1935-05-28 | Protection device for electrical circuits |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR790631A (en) |
-
1935
- 1935-05-28 FR FR790631D patent/FR790631A/en not_active Expired
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