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  2. Numerical Electromagnetics Code - Wikipedia

    en.wikipedia.org/.../Numerical_Electromagnetics_Code

    The Numerical Electromagnetics Code, or NEC, is a popular antenna modeling computer program for wire and surface antennas. It was originally written in FORTRAN during the 1970s by Gerald Burke and Andrew Poggio of the Lawrence Livermore National Laboratory. The code was made publicly available for general use and has subsequently been ...

  3. National Electrical Code - Wikipedia

    en.wikipedia.org/wiki/National_Electrical_Code

    The National Electrical Code ( NEC ), or NFPA 70, is a regionally adoptable standard for the safe installation of electrical wiring and equipment in the United States. It is part of the National Fire Code series published by the National Fire Protection Association (NFPA), a private trade association. [1]

  4. Camlock (electrical) - Wikipedia

    en.wikipedia.org/wiki/Camlock_(electrical)

    Camlock (electrical) Camlock panel, without connections. Camlock with connections made. A camlock or cam-lock is an interchangeable electrical connector, often used in temporary electrical power production and distribution, predominantly in North America. [1] Originally a trade name as Cam-Lok, it is now a generic term. [2]

  5. NEC V20 - Wikipedia

    en.wikipedia.org/wiki/NEC_V20

    NEC V20 (μPD70108) The NEC V20 is a microprocessor that was designed and produced by NEC. It is both pin compatible and object-code compatible with the Intel 8088, with an instruction set architecture (ISA) similar to that of the Intel 80188 with some extensions. [2] The V20 was introduced in March 1984.

  6. Electrical room - Wikipedia

    en.wikipedia.org/wiki/Electrical_room

    An electrical room is a technical room or space in a building dedicated to electrical equipment. Its size is usually proportional to the size of the building; large buildings may have a main electrical room and subsidiary electrical rooms. Electrical equipment may be for power distribution equipment, or for communications equipment.

  7. Electrical equipment in hazardous areas - Wikipedia

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

    In electrical and safety engineering, hazardous locations (HazLoc, pronounced haz·lōk) are places where fire or explosion hazards may exist. Sources of such hazards include gases, vapors, dust, fibers, and flyings, which are combustible or flammable. Electrical equipment installed in such locations can provide an ignition source, due to ...

  8. Motor control center - Wikipedia

    en.wikipedia.org/wiki/Motor_control_center

    A small, early 1960s-vintage motor control center for 480 volt motors. A motor control center ( MCC) is an assembly to control some or all electric motors in a central location. It consists of multiple enclosed sections having a common power bus and with each section containing a combination starter, which in turn consists of motor starter ...

  9. Electric switchboard - Wikipedia

    en.wikipedia.org/wiki/Electric_switchboard

    Definition. The U.S. National Electrical Code (NEC) defines a switchboard as "a large single panel, frame, or assembly of panels on which are mounted, on the face, back, or both, switches, over-current and other protective devices, buses, and usually instruments". [2] The role of a switchboard is to allow the division of the current supplied to ...

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