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Thursday, October 21, 2021
Question:
Hello CQD,
What is the minimum working space width and depth required in front of a 480/277-volt panelboard?
Vance Spear
A
Answer:
Hello Vance,
Section 110.26(A)(1) and (2) provide the minimum depth and width of working spaces in front of electrical equipment. The minimum width of the working space shall not be less than 30 inches wide, and the minimum depth shall not be less than 36 inches. The response is based on the information provided in the question. Note that Conditions 1, 2 and 3 following Table 110.26(A)(1) may be applicable to the minimum depth requirements in front of the equipment.