Ampacity Correction Factors takes you on a walk through the ampacity tables to learn the correct method for sizing conductors. This is the most violated calculation in everyday wire sizing. All of the notes, correction factors, note 8 derating, the Y, etc. are explained on this DVD. The correct use of THHN wire on 60-degree or 75-degree C rated terminations. This DVD includes a worksheet. Each of the titles in this series is 75-90 minutes long.

This DVD is also available as part of the Journeyman Series DVD Set or Master Series DVD Set.

Please Note: Tom Henry's DVD-R's are compatible with the vast majority of DVD players made after 2001. If you have an older DVD player, or one that does not support the DVD-R format, it may not play this DVD.