ROSSLYN, Va. — The National Electrical Manufacturers Association (NEMA) has published NEMA ICS 61800-6 TR-2015, Adjustable Speed Electrical Power Drive Systems, Part 6: Guide for Determination of Types of Load Duty and Corresponding Current Ratings. This standard explains how to determine the types of load duty and related current ratings for an adjustable speed drive.

This new guide was developed by the NEMA Adjustable Speed Drives Subcommittee for the Industrial Automation Control Products and Systems Section, and provides clarification to users for application of NEMA member products for industries such as HVAC, industrial automation, and machinery.

NEMA ICS 61800-6 TR-2015 may be purchased in hard copy or downloaded for $53 from the NEMA website.

For more information on NEMA, visit

Publication date: 1/12/2016

Want more HVAC industry news and information? Join The NEWS on Facebook, Twitter, and LinkedIn today!