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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.
Low Frequency Audible Signals
$24.00 $49.00
Programmable Controllers (PLC), Part 1: General Information
$59.00 $118.00
Clarification of Requirements for Service-rated Transfer Switches
$102.00 $205.67
Residential Controls - Electrical Wall-Mounted Room Thermostats
$50.00 $100.00
Heavy Duty Enclosed and Dead-Front Switches (600 Volts Maximum)
$93.00 $186.00
Electrical Nonmetallic Tubing (ENT)
Adjustable-Speed Drives
$139.00 $278.58
Safety Standard and Guide for Selection, Installation, and Use of Electric Motors and Generators
$71.00 $143.00
Motors and Generators
$267.00 $534.00
Energy Management Guide for Selection and Use of Fixed Frequency Medium AC Squirrel-Cage Polyphase Induction Motors
$103.00 $207.72
Guidelines for Electrical Wiring Device Replacement
$143.00 $286.09
Procedure for Determining Target Efficacy Ratings for Commercial, Industrial, and Residential Luminaires
$52.00 $104.00
