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NEMA is the largest U.S. trade organization representing manufacturers of products used in the generation, transmission, distribution, control, and end-use of electricity. Many of NEMA's 350+ standards have been approved as American National Standards or adopted by the federal government.
Covers the methods of measurement of radio influence voltage in the frequency range of 0.015 to 30 M..
This standard covers the methods of measurement of radio influence voltage in the frequency range of..
Consolidates the descriptions and applications, features and test criteria, and design tests of all ..
Covers enclosures for electrical equipment rated not more than 1000 Volts and intended to be install..
Covers enclosures for electrical equipment rated not more than 1000 V and intended to be installed a..
Provides guidance for the design and testing of lighting controls and switching devices to be used w..
Provides guidance for the design and testing of lighting controls and switching devices to be used w..
Recommends a method of quantifying the visibility of temporal light artifacts (TLA), and recommends ..
Sets forth, for use by qualified personnel, a number of basic procedures that may be used for the in..
This standard covers molded-case switches and fused molded-case switches.
Details Published: 04/25..
Provides guidance to design professional engineers and Authorities Having Jurisdiction (AHJ) on how ..
Provides guidance to engineers regarding the National Electrical Code® (NEC) requirements for se..
This white paper is useful for industries using circuit protection in alternative energy, commercial..
Explains that arc-fault circuit interrupters (AFCI) provide increased fire protection for the electr..
Offers guidelines to designers of home electrical products for increasing compatibility with arc-fau..
This white paper shows why it is important to understand how the short circuit interrupting ratings ..