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Calculations for the Electrical Exam, 2014 Questions and Answers

Product Code/ISBN: 105-14
$39.95

Tom Henry's Calculations for the Electrical Exam contains 9 chapters of solid calculation instruction.

Calculations for the Electrical Exam covers continuous loads, branch circuits, ampacity, and correction factors for:

  • Ambient temperatures
  • Neutral conductors
  • Conductor terminations per 110.14(C)
  • Advantages of using 90 degree Celsius conductors (THHN)
  • Calculating motor overload protection
  • Over-current protection
  • Wire sizing for the branch circuit
  • Feeder for single phase
  • Three phase motors
  • Sizing taps
  • Box/conduit sizing
  • Straight pulls, angle pulls, and U pulls for conductor sizes #4 and larger
  • Residential and commercial cooking equipment
  • Single phase ranges on a three phase system
  • Calculating Commercial & Dwelling service sizes
  • Paralleling conductors
  • Panelboard sizing
  • And more!

Includes five Journeyman and five Master practice exams & answers! Over 350 pages of excellent calculation study material!