When.com Web Search

  1. Ads

    related to: emergency backup lights for buildings

Search results

  1. Results From The WOW.Com Content Network
  2. Emergency light - Wikipedia

    en.wikipedia.org/wiki/Emergency_light

    An emergency light is a battery-backed lighting device that switches on automatically when a building experiences a power outage. In the United States, emergency lights are standard in new commercial and high occupancy residential buildings, such as college dormitories, apartments, and hotels.

  3. Emergency power system - Wikipedia

    en.wikipedia.org/wiki/Emergency_power_system

    A backup generator for a large apartment building A backup power fuel cell for telecom applications A portable emergency power generator in a shipping container. An emergency power system is an independent source of electrical power that supports important electrical systems on loss of normal power supply.

  4. Stationary fuel-cell applications - Wikipedia

    en.wikipedia.org/wiki/Stationary_fuel-cell...

    Emergency power systems are a type of fuel cell system, which may include lighting, generators and other apparatus, to provide backup resources in a crisis or when regular systems fail. They find uses in a wide variety of settings from residential homes to hospitals , scientific laboratories, data centers , [ 6 ] telecommunication [ 7 ...

  5. Exit sign - Wikipedia

    en.wikipedia.org/wiki/Exit_sign

    BS EN 1838:1999 and BS 5266-7:1999 also govern emergency lighting applications. In the United States, exit signs can be red or green, but traditionally they have been red. Many states or cities have enacted building codes that specify the sign color. For example, in Baltimore, Salt Lake City, and Portland, Oregon [citation needed], green is ...

  6. Lighting control system - Wikipedia

    en.wikipedia.org/wiki/Lighting_control_system

    Lighting control systems are employed to maximize the energy savings from the lighting system, satisfy building codes, or comply with green building and energy conservation programs. Lighting control systems may include a lighting technology designed for energy efficiency , convenience and security.

  7. Uninterruptible power supply - Wikipedia

    en.wikipedia.org/wiki/Uninterruptible_power_supply

    A UPS differs from a traditional auxiliary/emergency power system or standby generator in that it will provide near-instantaneous protection from input power interruptions by switching to energy stored in battery packs, supercapacitors or flywheels. The on-battery run-times of most UPSs are relatively short (only a few minutes) but sufficient ...