Glossary

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There are currently 9 names in this directory beginning with the letter N.
National Electrical Code® (NEC)
National Electrical Code® (NEC)
National Electrical Code® Article 725
The NEC Article which covers remote control signal and communication power limited circuits that are not an integral part of the device or appliance.
National Electrical Code® Article 760
The NEC Article which covers the fire and burglar alarms installation of wire and equipment operating at 600 Volts or less.
National Electrical Code® Article 800
The NEC Article which covers telephone, telegraph as well as outside wiring for fire and burglar alarms.
NEMA
National Electric Manufacturers Association
Neoprene
A synthetic rubber with good resistance to oil, chemicals and flame. Also called polychloroprene.
Noise
Unwanted and/or unintelligible signals picked up on a cable circuit.
Nominal (NOM)
The preferred size or weight that is specified or indicated for a certain cable element.
Nylon
A class of thermoplastic polyamides capable of extrusion when molten into fibers, sheets, etc., of extreme toughness, strength, and elasticity, synthesized by the interaction of a dicarboxylic acid with a diamine.