Electrical Hazards and Accidents
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Описание:
How to prevent electrical hazards in the workplace is the focus of this guide. It spells out proper design, maintenance, and operating procedures for minimizing the risks of electrical fires, accidents, and injuries on the job. Coverage of the latest electrical standards helps you comply with the current National Electrical Code (NEC)® and OSHA requirements. NEC requirements and procedures are provided for grounding an electrical distribution system, selecting proper conductors, sizing the feeder, and effective branch circuit overcurrent protection. Safety considerations are explored for single and three–phase systems, fuses,plugs, and ground fault circuit interrupters (GFCIs). The guide also clarifies factors that influence soil resistivity, and it analyzes correction factors for special situations such as high ambient temperature environments. Human responses to electric shock are covered in detail. Among the important areas addressed are the approximate electrical...Похожие книги
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