2017 Formula Insert Pages by Tom Henry
Special Price $5.40 Regular Price $6.00
In stock
Product Code
416
Formula Insert Pages to the 2017 NEC
by Tom Henry
- Tom Henry's 14 pages of calculation formulas and formats. Pre-drilled to fit inside the 2017 Looseleaf Code book, these inserts are a excellent guide to help you with those hard to remember formulas. A great study tool to help you get ready for the electrical exam.
- Some of the important formulas included are for exact K, voltage drop, efficiency, ohm's law, kva, transformers, ambient corrections, raceway fill, motor calculation steps, motor fill, and more.
Author: Tom Henry
Price | $6.00 |
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Description | Formula Insert Pages to the 2017 NEC by Tom Henry
Author: Tom Henry |
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