NBFU - Abbreviation for National Board of Fire Underwriters.
NBS - Abbreviation for National Bureau of Standards.
NC - a). Abbreviation for nickel-plated copper. Also abbreviated as NPC. b). Abbreviation for nickel-clad copper. Also abbreviated as NCC. c). Abbreviation for nickel conductor.
NCC - Abbreviation for nickel-clad copper. Also abbreviated as NC.
NCCCS - Abbreviation for nickel-covered copper-clad steel.
NEC - Abbreviation for National Electric Code. See National Electric Code.
NEMA - Abbreviation for National Electrical Manufacturers Association. Maintains standardization of electrical motors, gear reducers, and wire and cable specifications.
NEOPRENE® - A synthetic rubber made by the polymerization of chloroprene and characterized by superior resistance (as to oils). Neoprene® is a trademark of the DuPont de Nemours Co.
NET LOSS - The difference between the attenuation and the gain in any circuit, device, network, or transmission line.
NEUTRAL - a). Having no net positive or negative electric charge at earth potential. b). c Denoting the line that completes the domestic mains supply and is connected to earth at the power station.
NEWTON - The unit of force in the metric system of physical units that is of such size that under its influence a body whose mass is one kilogram would experience an acceleration of one meter per second per second. Abbreviated N.
NFPA - Abbreviation for National Fire Protection Association. See National Fire Protection Association.
