Handbook Repack — Switchgear And Control

Reviews from practitioners highlight the handbook's strengths and specific limitations: The "Encyclopedic" Nature:

Turn to the chapter on Motor Starting Characteristics . The handbook reminds you that a NEMA Design B motor draws 600% of full load current during locked rotor (starting). Check the breaker’s instantaneous trip setting. If it is set to 10x (standard) but the inrush peak is 12x, the breaker will trip. The solution: Use a time-delay fuse or a breaker with a higher instantaneous setting (e.g., 13x) or a soft starter, as detailed in the Coordination tables. switchgear and control handbook

If you don’t own a copy, buy one today. If you do own one, open it to a random page right now. I guarantee you will learn something that prevents a downtime event next week. If it is set to 10x (standard) but

The Switchgear and Control Handbook provides numerous benefits to its readers, including: If you do own one, open it to a random page right now

The , authored by Robert W. Smeaton and William H. Ubert , is an authoritative reference for engineers and designers working with electrical power systems. It provides comprehensive guidance on the design, application, and maintenance of switchgear—the collection of disconnect switches, fuses, and circuit breakers used to control, protect, and isolate electrical equipment. Core Content and Themes