The National Electrical Manufacturers Association (NEMA) published a white paper, NEMA ABP 4-2013 Taking the Guesswork Out of Selecting and
Maintaining Molded Case Circuit Breakers.
NEMA ABP 4 provides information to assist with answering various questions related to the application and maintenance of circuit breakers. Updates include new references and links to other useful industry documents.
This publication was developed for users of electrical equipment in industrial and commercial applications. Use of this white paper can help reduce arc flash hazards, down-time due to systems failures, and other operations mishaps.
NEMA ABP 4-2013 may be downloaded at no cost.
NEMA is the association of electrical equipment and medical imaging manufacturers, founded in 1926 and headquartered in Rosslyn, Virginia. Its 400-plus member companies manufacture a diverse set of products including power transmission and distribution equipment, lighting systems, factory automation and control systems, and medical diagnostic imaging systems. Total U.S. shipments for electroindustry products exceeds $100 billion annually.
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