Determining whether or not an area is going to be considered a hazardous (classified) location is critical to the type of construction, wiring methods involved, and the overall safety of the intended ...
Explanation: NEC Table 514.3(B)(1) lists the area up to 18 in. above grade extending 20 ft horizontally in all directions as Class 1 Division 2. Lupacchino is a senior design engineer with Gaylor ...
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