NL7215567A - - Google Patents
Info
- Publication number
- NL7215567A NL7215567A NL7215567A NL7215567A NL7215567A NL 7215567 A NL7215567 A NL 7215567A NL 7215567 A NL7215567 A NL 7215567A NL 7215567 A NL7215567 A NL 7215567A NL 7215567 A NL7215567 A NL 7215567A
- Authority
- NL
- Netherlands
Links
Classifications
-
- 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)
- Logic Circuits (AREA)
- Ac-Ac Conversion (AREA)
- Stand-By Power Supply Arrangements (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7141358A FR2161253A5 (xx) | 1971-11-18 | 1971-11-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7215567A true NL7215567A (xx) | 1973-05-22 |
Family
ID=9085997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7215567A NL7215567A (xx) | 1971-11-18 | 1972-11-17 |
Country Status (7)
| Country | Link |
|---|---|
| BE (1) | BE791178A (xx) |
| DE (1) | DE2256251A1 (xx) |
| ES (1) | ES408771A1 (xx) |
| FR (1) | FR2161253A5 (xx) |
| GB (1) | GB1401488A (xx) |
| IT (1) | IT975771B (xx) |
| NL (1) | NL7215567A (xx) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4065676A (en) * | 1976-06-02 | 1977-12-27 | Honeywell Inc. | Battery backup for AC powered DC supply |
| FR2420866A1 (fr) * | 1978-03-20 | 1979-10-19 | Accumulateurs Fixes | Procede et dispositif d'alimentation en courant alternatif et en courant continu |
| DE3173422D1 (en) * | 1981-04-30 | 1986-02-20 | Michele Cerciello | Control circuit for a device to commute from one alternating voltage to another |
| CH677994A5 (en) * | 1984-07-12 | 1991-07-15 | Schweizer Ag Karl | Rack for slide=in units coupled to three=phase supply |
| US5182464A (en) * | 1991-01-09 | 1993-01-26 | Techmatics, Inc. | High speed transfer switch |
| WO2014158065A1 (en) * | 2013-03-27 | 2014-10-02 | Flexenclosure Ab (Publ) | Power supply apparatus with controllable multiple input rectification |
| CN108512399B (zh) * | 2018-05-23 | 2023-09-29 | 成都四威功率电子科技有限公司 | 一种用于开关电源的使能控制电路 |
-
0
- BE BE791178D patent/BE791178A/xx unknown
-
1971
- 1971-11-18 FR FR7141358A patent/FR2161253A5/fr not_active Expired
-
1972
- 1972-11-16 DE DE19722256251 patent/DE2256251A1/de active Pending
- 1972-11-17 NL NL7215567A patent/NL7215567A/xx unknown
- 1972-11-17 IT IT7061872A patent/IT975771B/it active
- 1972-11-18 ES ES408771A patent/ES408771A1/es not_active Expired
- 1972-11-20 GB GB5346972A patent/GB1401488A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1401488A (en) | 1975-07-16 |
| IT975771B (it) | 1974-08-10 |
| FR2161253A5 (xx) | 1973-07-06 |
| DE2256251A1 (de) | 1973-05-24 |
| BE791178A (fr) | 1973-05-10 |
| ES408771A1 (es) | 1975-11-01 |