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NEMA Publishes Standard on lighting voltage surge requirements.
2015-08-26 14:31:07| Industrial Newsroom - All News for Today
Available via downloaded and in hard copy, NEMA-published ANSI C82.77-5-2015 American National Standard for Lighting Equipment—Voltage Surge Requirements specifies voltage surge limits and testing requirements for lighting equipment. This standard, developed by ANSI Accredited Standards Committee for Electric Ballasts, specifically covers lighting equipment used for general illumination that is typically found in residential, commercial, and industrial applications.
Tags: standard
requirements
lighting
voltage
NEMA publishes white paper on low frequency audible signals.
2015-07-30 14:31:07| Industrial Newsroom - All News for Today
NEMA published NEMA SBP 4-2015 Low Frequency Audible Signals, which addresses need for and development of low-frequency audible signal used in fire alarms, CO alarms, and fire or CO alarm systems. Developed by the Fire, Life Safety, Security, and Emergency Communication Section, document addresses why low-frequency signal is needed, difference between low-frequency signal and standard audible fire alarm signal, and when and where low frequency signal is required.
Tags: low
white
paper
frequency
NEMA Publishes Standard on PVC fittings use with conduit, tubing.
2015-07-16 14:31:10| Industrial Newsroom - All News for Today
National Electrical Manufacturers Association published NEMA Polyvinyl Chloride (PVC) Fittings for Use with Rigid PVC Conduit and Tubing, which includes requirements for materials, workmanship, dimensions, physical properties, couplings, female adaptors, male terminals, junction box adapters, reducers, elbows, caps, and end-bells. This standard also provides methods for marking and inspection as well as practices for indicating compliance with these standards.
Tags: standard
pvc
conduit
fittings
NEMA publishes electrical nonmetallic tubing standard.
2015-07-15 14:31:10| Industrial Newsroom - All News for Today
Developed by NEMA Polymer Raceway Products Technical Committee, NEMA TC 13-2014 Electrical Nonmetallic Tubing standard serves as a tool for ENT manufacturers to check that their products are compliant with UL 1653 prior to submittal to UL for product listing. Standard covers materials, dimensions, and physical properties for ENT. Performance requirements for new trade size 2½ ENT have also been incorporated into this version.
Tags: standard
electrical
publishes
tubing
NEMA publishes Supplement to ANSI/NEMA MW 1000.
2015-06-18 14:31:07| Industrial Newsroom - All News for Today
NEMA has published Supplement to ANSI/NEMA MW 1000 Reference Requirements for Round Film-insulated Magnet Wire. Document offers quick way to reference most common performance requirements for film-insulated magnet wire, when MW 1000 general requirements and test procedures associated with those requirements are already known. It is continually developed and maintained to ensure that specifications and test procedures reflect evolving magnet wire end-user requirements.
Tags: supplement
publishes
nema
nema publishes
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