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  2. Electrical safety standards - Wikipedia

    en.wikipedia.org/wiki/Electrical_safety_standards

    The electrical safety develops with the technical progress. In 1989 OSHA [1] promulgated a much-needed regulation in the General Industry Regulations. Several standards are defined for control of hazardous energy, or lockout/tagout. In 1995 OSHA was successful in promulgation of regulations for utility. [2]

  3. NEMA connector - Wikipedia

    en.wikipedia.org/wiki/NEMA_connector

    An LCDI cord has a fine wire mesh around the conductors, and circuitry to detect current leaking from the conductors to the mesh, which would happen if the cord were damaged or frayed. The plugs are normal NEMA 5-15, 5-20, 6-15, 6-20, or 6-30 plugs, depending on the air conditioner design, and are typically molded-on designs.

  4. National Electrical Code - Wikipedia

    en.wikipedia.org/wiki/National_Electrical_Code

    The temperature rating of a wire or cable is generally the maximum safe ambient temperature that the wire can carry full-load power without the cable insulation melting, oxidizing, or self-igniting. A full-load wire does heat up slightly due to the metallic resistance of the wire, but this wire heating is factored into the cable's temperature ...

  5. Electrical wiring in North America - Wikipedia

    en.wikipedia.org/wiki/Electrical_wiring_in_North...

    Cable type TC is especially intended for use in tray systems. Special wiring rules apply to wet or corrosive locations, [ 13 ] and to locations which present an explosion hazard. [ 14 ] Wiring materials for use in the United States must generally be made and tested to product standards set by NEMA and Underwriters Laboratories (UL) and must ...

  6. List of video connectors - Wikipedia

    en.wikipedia.org/wiki/List_of_video_connectors

    1 RCA, BNC, TV Aerial Plug, Mini-VGA, DIN 5-pin, [4] SCART 21-pin: Analog: 576 lines tv compatible 625 lines tv compatible Consumer electronics, including VCR and LaserDisc, 1970–1980s home computers like the VIC-20, 1980s–1990s video game consoles, some laptops, some single-board computers like the Raspberry Pi: Used with PAL, NTSC or ...

  7. Extension cord - Wikipedia

    en.wikipedia.org/wiki/Extension_cord

    Yellow NEMA 5-15 extension cord NEMA-1 extension cord, common in the United States Extension cord reel (Germany). An extension cord (US), extension cable, power extender, drop cord, or extension lead (UK) is a length of flexible electrical power cable (flex) with a plug on one end and one or more sockets on the other end (usually of the same type as the plug).