For Questions 21, 22, and 23, two 3-in. raceways enter a pull box, one through a side and theother in the back. Four 500 kcmil, type THHN conductors will be installed in the raceway.No other raceways enter the box. What are the minimum dimensions of the pull box 21. Length ________________22. Width ________________23. Depth ________________

For Questions 21, 22, and 23, two 3-in. raceways enter a pull box, one through a side and theother in the back. Four 500 kcmil, type THHN conductors will be installed in the raceway.No other raceways enter the box. What are the minimum dimensions of the pull box 21. Length 22. Width 23. Depth

EBK ELECTRICAL WIRING RESIDENTIAL

19th Edition

ISBN:9781337516549

Author:Simmons

Publisher:Simmons

Chapter16: Branch Circuits For The Garage And Outdoors

Section: Chapter Questions

Problem 5R

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Raceways shall not be used as a means of support for Class 2 conductors except under the provisions of _____. A. NEC 300.16(A)B. NEC 300.13(A)C. NEC 300.11(C)(2)D. NEC 300.15(B)
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Please answer in typing format
Does the NEC allow metal raceways to be used with nonmetallic boxes? Yes __________ No __________, NEC __________