Alternative power source for network protector relay
US9641220B2 · kind B2 · utility
0Cited by
18References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 28, 2014 |
| Grant date | May 2, 2017 |
| Priority date | — |
| Expiry date | Sep 2, 2035 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY04S40/124
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A relay for control of a network protector located on a low voltage side of a transformer with a set of three phases, the relay having at least one route for power to be provided to the relay from at least one of the set of three phases taken from a transformer side of the network protector so that the relay may have power and be functional before the network protector is closed to provide power into a dead network.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.