{ "item_title" : "EC&M's Electrical Calculations Handbook", "item_author" : [" John Paschal "], "item_description" : "The most frequently used electrical calculations--worked out in an instant-access format Edited by John Paschal, EC;M's Electrical Calculations Handbook brings you the expertise of two of the industry's most respected names: McGraw-Hill and EC;M (Electrical Construction; Maintenance) Magazine--the premiere magazine for electrical design, construction, and maintenance. This handy guide packs all the essential calculations every electrical professional needs to properly design, install, and maintain electrical equipment, from wiring and circuits, to batteries and generators. You get basic electrical working definitions and concepts, and coverage of three-phase systems; math for electrical calculations, power factor correction, and calculations for harmonics; conductors; short-circuit calculations; grounding; lighting; transformers; motors; raceways; overcurrent devices; circuits for special loads; electrical design and layout calculations; electrical cost estimating; and conversion calculations.", "item_img_path" : "https://covers4.booksamillion.com/covers/bam/0/07/136/095/0071360956_b.jpg", "price_data" : { "retail_price" : "59.95", "online_price" : "59.95", "our_price" : "59.95", "club_price" : "59.95", "savings_pct" : "0", "savings_amt" : "0.00", "club_savings_pct" : "0", "club_savings_amt" : "0.00", "discount_pct" : "10", "store_price" : "" } }

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