Protective device for an electric consumer
US6735066B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jul 22, 2002 |
| Grant date | May 11, 2004 |
| Priority date | — |
| Expiry date | Jul 22, 2022 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02H3/33
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The invention relates to a protective device for an electric consumer. A residual-current circuit-breaker is located in an electrical supply line between a mains connection and a switch device of the consumer. Said residual-current circuit-breaker has a detection device for recognizing a residual current and a first interrupter for interrupting the supply of electricity from the mains connection to the switch device in accordance with a switching signal from a detection device. If an electrical energy storage device is provided in the switching device, a second interrupter is provided, this second interrupter being controlled by the residual-current circuit-breaker.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.