FR1568928A - - Google Patents
Info
- Publication number
- FR1568928A FR1568928A FR1568928DA FR1568928A FR 1568928 A FR1568928 A FR 1568928A FR 1568928D A FR1568928D A FR 1568928DA FR 1568928 A FR1568928 A FR 1568928A
- Authority
- FR
- France
- 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
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H1/00—Details of emergency protective circuit arrangements
- H02H1/06—Arrangements for supplying operative power
- H02H1/063—Arrangements for supplying operative power primary power being supplied by fault current
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/061—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for DC powered loads
Landscapes
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR140691 | 1968-02-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1568928A true FR1568928A (fr) | 1969-05-30 |
Family
ID=8646286
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1568928D Expired FR1568928A (fr) | 1968-02-21 | 1968-02-21 |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1568928A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2031495A1 (fr) * | 1969-02-18 | 1970-11-20 | English Electric Co Ltd |
-
1968
- 1968-02-21 FR FR1568928D patent/FR1568928A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2031495A1 (fr) * | 1969-02-18 | 1970-11-20 | English Electric Co Ltd |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |