Where a 2 1/2 inch conduit enters an angle pull box with three 400 MCM type THHN conductors and a 2 1/2 inch conduit leaves a pull box oposite the cover, what is the minimum size pull box required

Electric Motor Control
10th Edition
ISBN:9781133702818
Author:Herman
Publisher:Herman
Chapter3: Magnetic Starters
Section: Chapter Questions
Problem 29SQ: Select the best answer for each of the following. Vacuum contactors a. are quieter in operation than...
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Where a 2 1/2 inch conduit enters an angle pull box with three 400 MCM type THHN conductors and a 2 1/2 inch conduit leaves a pull box oposite the cover, what is the minimum size pull box required
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