Electronic protection devices for automatic circuit-breakers
US7368834B2 · kind B2 · utility
0Cited by
6References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 18, 2005 |
| Grant date | May 6, 2008 |
| Priority date | — |
| Expiry date | Mar 2, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02H3/04
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Described herein is an electronic protection device for automatic circuit-breakers comprising: a control unit; a warning interface; a supply system comprising a main supply system and a first back-up supply system; an interface for connection between said supply system and said control unit, said connection interface comprising an automatic device for passage from the main supply to the back-up supply in the event of interruption of said main supply.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.