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  2. Emergency power system - Wikipedia

    en.wikipedia.org/wiki/Emergency_power_system

    Emergency power systems are installed to protect life and property from the consequences of loss of primary electric power supply. It is a type of continual power system. They find uses in a wide variety of settings from homes to hospitals, scientific laboratories, data centers, [1] telecommunication [2] equipment and ships. Emergency power ...

  3. Uninterruptible power supply - Wikipedia

    en.wikipedia.org/wiki/Uninterruptible_power_supply

    A large data-center-scale UPS being installed by electricians. An uninterruptible power supply (UPS) or uninterruptible power source is a type of continual power system that provides automated backup electric power to a load when the input power source or mains power fails.

  4. Backup battery - Wikipedia

    en.wikipedia.org/wiki/Backup_battery

    The safety of power station employees is a major concern during an unscheduled power outage at a power plant. A bank of large station backup batteries are used to power uninterruptible power supplies as well as directly power emergency oil pumps for up to 8 hours while normal power is being restored to the power station.

  5. Light and air unit - Wikipedia

    en.wikipedia.org/wiki/Light_and_air_unit

    Units are also equipped with diesel generators, which supply electricity to power portable lights and overall scene illumination equipment. [4] This is usually done via a roof-mounted telescoping light bank. Units may typically supply electrical power in an emergency to a shelter, base camp, or medical facility. [citation needed]

  6. Standby generator - Wikipedia

    en.wikipedia.org/wiki/Standby_generator

    Standby generators. A standby generator is a back-up electrical system that operates automatically. [1] Within seconds of a utility outage an automatic transfer switch senses the power loss, commands the generator to start and then transfers the electrical load to the generator.

  7. 'No excuse,' mayor says, for Helene victims to be isolated ...

    www.aol.com/deep-frustration-cell-phone-outages...

    While crews set up portable generators to restore power to cell sites long term, the company has also established charging stations with Wi-Fi and deployed multiple Satellite Cells on Light Trucks ...

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