The National Electrical Manufacturers Association (NEMA) published NEMA MG 1-2014 Motors and Generators
This standard assists users in the proper selection and application of motors and generators. It contains practical information concerning performance, safety, testing, construction, and manufacture of ac and dc motors and generators.
Changes in this edition include encompassing small motor premium efficiency values for capacitor-start/induction-run single-phase, capacitor-start/capacitor-run single-phase, and three-phase induction machines; as well as KW equivalent efficiency ratings.NEMA MG 1-2014
is available in hard and electronic format on the NEMA website for $414. It may also be purchased on a CD or for multiple network users.
The National Electrical Manufacturers Association (NEMA) represents nearly 350 electrical equipment and medical imaging manufacturers at the forefront of electrical safety, reliability, and resilience, as well as efficiency and energy security. Our combined industries account for 360,000 American jobs in more than 7,000 facilities covering every state. Our industry produces $106 billion shipments of electrical equipment and medical imaging technologies per year with $36 billion exports.