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NEMA Publishes American National Standards for Insulators: ANSI/NEMA C29. ...
2013-11-26 06:00:00| Industrial Newsroom - All News for Today
ANSI/NEMA C29.2A covers distribution suspension-type insulators 4.25–8 in. in diameter, made of wet-process porcelain or of toughened glass, and used in the distribution of electrical energy. ANSI/NEMA C29.2B covers transmission suspension-type insulators 9 in. in diameter and larger, made of wet-process porcelain or of toughened glass, and used in the transmission of electrical energy. Contents and scope of each standard may be viewed on NEMA website. This story is related to the following:Trade Associations
Tags: national
american
standards
publishes
NEMA Publishes White Paper LSD 57-2013 Polyurethane Foam Application: Lighting Equipment
2013-11-25 06:00:00| Industrial Newsroom - All News for Today
NEMA LSD 57-2013 Polyurethane Foam Application: Lighting Equipment provides information regarding application of polyurethane spray foam insulation that may come into contact with luminaires in various building applications. Published by NEMA, this white paper offers recommendations, including acceptable installation practices, based on results from analysis carried out with Spray Polyurethane Foam Alliance (SPFA) while testing various types of luminaires with polyurethane spray foam. This story is related to the following:Trade Associations
Tags: white
paper
application
equipment
NEMA Publishes NEMA VE 2-2013 Cable Tray Installation Guidelines
2013-11-25 06:00:00| Industrial Newsroom - All News for Today
Intended for engineers, contractors, and maintenance personnel, NEMA VE 2-2013 Cable Tray Installation Guidelines address shipping, handling, storing, and installing cable tray systems as well as maintenance and system modification. Guidelines have been revised to reference the 2011 version of the National Electrical Code® and provide clarification for grounding and bonding cable trays, as well as recent cable tray product developments. This story is related to the following:Trade Associations
Tags: guidelines
installation
cable
tray
NEMA Publishes White Paper: NEMA ADP 2-2013 Molded Case Circuit Breaker Systems Testing with ...
2013-11-19 06:00:00| Industrial Newsroom - All News for Today
NEMA's published white paper, NEMA ADP 2-2013 Molded Case Circuit Breaker Systems Testing with Conductors, discusses necessity of testing circuit breakers with wire to demonstrate protection. As defined in UL 489, standard tests include overload and thermal tests, endurance followed by low level short circuit interrupting tests, and standard low level short circuit interrupting tests. This story is related to the following:Trade Associations
Tags: case
white
systems
paper
NEMA Publishes Guide for Maintenance of AC Outdoor High-Voltage Circuit Breakers
2013-11-18 21:08:00| Transmission & Distribution World
The National Electrical Manufacturers Association has published NEMA SG 11-2013 Guide for Handling and Maintenance of Alternating Current Outdoor High-Voltage Circuit Breakers. read more
Tags: guide
outdoor
maintenance
circuit
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