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  2. 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.

  3. International Electrical Testing Association - Wikipedia

    en.wikipedia.org/wiki/International_Electrical...

    Self-Paced Technical Seminars (SPTS) are a series of recorded seminars encompassing electrical power system commissioning, acceptance, and maintenance testing. The Electrical Safety Training System (ESTS) is a series of multi-media, interactive classes that are focused on teaching safety procedures in hazardous workplace environments ...

  4. National Electrical Safety Code - Wikipedia

    en.wikipedia.org/wiki/National_Electrical_Safety...

    The 2023 NESC Course Program is a series of online courses that take an in-depth look at the rules, regulations, and changes made in the 2023 NESC Edition. Taught by industry leaders who helped write the standard, these courses provide essential training for safeguarding power utility facilities and the people around them.

  5. National Joint Apprenticeship and Training Committee

    en.wikipedia.org/wiki/National_Joint...

    The organization worked with various experts to ensure that electrical apprentices in the organized labor movement had access to the most-up-to date training initiatives in the electrical construction industry. The organization had also hosted the National Training Institute (NTI), the largest electrical training seminar in North America.

  6. UPS - Wikipedia

    en.wikipedia.org/wiki/UPS

    UPS most commonly refers to: Uninterruptible power supply, a device which provides continuous power to electronics; United Parcel Service, an American courier company;

  7. Emergency power system - Wikipedia

    en.wikipedia.org/wiki/Emergency_power_system

    An emergency power system is an independent source of electrical power that supports important electrical systems on loss of normal power supply. A standby power system may include a standby generator, batteries and other apparatus. Emergency power systems are installed to protect life and property from the consequences of loss of primary ...

  8. Electrical equipment in hazardous areas - Wikipedia

    en.wikipedia.org/wiki/Electrical_equipment_in...

    This method, being by definition special, has no specific rules. In effect it is any method which can be shown to have the required degree of safety in use. Much early equipment having Ex s protection was designed with encapsulation and this has now been incorporated into IEC 60079-18 [Ex m]. Ex s is a coding referenced in IEC 60079-0.

  9. Portable appliance testing - Wikipedia

    en.wikipedia.org/wiki/Portable_appliance_testing

    In electrical safety testing, portable appliance testing (PAT, PAT inspection or PAT testing) is a process by which electrical appliances are routinely checked for safety, commonly used in the United Kingdom, Ireland, New Zealand and Australia. The formal term for the process is "in-service inspection & testing of electrical equipment".

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