je.st
news
Tag: nema
NEMA White Paper describes fluorescent/LED dimming energy savings.
2015-07-23 14:31:07| Industrial Newsroom - All News for Today
Published by National Electrical Manufacturers Association, NEMA LSD 73-2015 Energy Savings with Fluorescent and LED Dimming describes signal path from user control input through control wiring, ballast or driver, and lamp or LED module. This white paper also explains factors affecting energy consumption and savings, efficacy, and user experience at each stage. This document is available for download on NEMA's website.
Tags: white
paper
energy
savings
NEMA White Paper addresses engineering series ratings.
2015-07-23 14:31:07| Industrial Newsroom - All News for Today
NEMA published NEMA ABP 7-2015 Engineering Series Ratings: Is It Practical? This white paper explains why it is important to understand how series ratings are determined. An update of a white paper published in 2005, NEMA ABP 7-2015 was developed by the LVDE White Paper Task Force. It discusses 2005 National Electrical Code® changes regarding series ratings for circuit breakers.
Tags: white
paper
series
ratings
NEMA Revises Protocol Specification for interfacing to networks.
2015-07-20 14:31:10| Industrial Newsroom - All News for Today
NEMA published ANSI C12.22-2012, Protocol Specification for Interfacing to Data Communication Networks, which proves useful for smart meter and smart grid communications by allowing transport of table data over any reliable networking communications system. Last published in 2008 as ANSI C12.22-2008, this standard has been revised to extend concepts of ANSI C12.18/MC12.18/IEEE 1701; ANSI C12.21/MC12.18/IEEE 1702; and ANSI C12.19/MC12.19/IEEE 1377.
Tags: networks
protocol
specification
nema
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
Sites : [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24] [25] [26] [27] [28] [29] [30] [31] [32] next »