book was written as a guide for the instructor of a Code class teaching
calculations. And for the tough questions asked on exams through out
must properly prepare in all categories of calculations. Once you are
familiar with the categories and formulas it's a matter of plugging the
numbers into your calculator.
This book has over 15 categories provided with examples using Tom Henry designed formulas and formats with detailed answers.
This book will put you to the head of the class!
15 SPECIAL EXAMS WITH ANSWERS IN DETAIL
•Voltage Drop Per Cent CalculationsThis is the calculations book you've been looking for!
•Delta - Wye 3 phase Transformer Calculations •Commerical Cooking Equipment
Gutter Sizing Calculations
•Sizing the Neutral Conductor 3 phase Wye System
•Commercial Building Calculations
•Box Fill and Conduit Sizing
•Single and Multifamily Dwelling Sizing
•Household Cooking Equipment Demands
•Commercial Electric Cooking Equipment
•Conductor Ampacity Correction Factors
•Fixed Electric Space Heating
•Efficiency and Power Factor 3 phase Calculations •Sizing Metal Wireway Calculations
•Sizing Air Conditioning and Central Heat
•Panelboard, Switchboard and Cabinet
•Circuit Breakers, Switches and Receptacles •Conductors in Parallel per Phase
•Kvars, % of Impedance, Load Balancing
•Unbalanced 3 phase Wye Neutral
#1130 Calculations 3 Workbook by Tom Henry
pages are perforated so the class instructor can easily remove them.
Based on the 2020 National Electrical Code!