Emergency backup systems providing dimmed power
US10333344B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Feb 21, 2017 |
| Grant date | Jun 25, 2019 |
| Priority date | — |
| Expiry date | Oct 4, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05B45/345
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A dimmer device for connection to a conventional uninterruptible power supply (UPS) may include a dimmer and a switch assembly that can be configured to provide an automatically switched dimming output to LED loads during a power failure. An integrated emergency backup system may include a charging circuit, a battery, an inverter, a dimmer and a switch circuit that provides an automatically switched dimming output to LED loads during a power failure. The system may operate in either phase dimming mode or 0-10 v low voltage dimming mode. A lighting fixture that includes a light fixture with built-in emergency backup system is also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.