Stumped by the Code? Class I, Div. 2 locations

Stumped by the Code? Class I, Div. 2 locations

Your most pressing National Electrical Code (NEC) questions answered

All questions and answers are based on the 2011 NEC.


Q. What wiring methods does the NEC permit in a Class I, Div. 2 location?


A. Only the following wiring methods are permitted within a Class I, Div. 2 location [501.10(B)(1)]:

1) Wiring methods permitted in Class I, Div. 1 locations [501.10(A)].

2) Enclosed gasketed busways and enclosed gasketed wireways.

3) PLTC and Type PLTC-ER cabl

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