26 (A) requires a clear space at least 30 inches wide and 36 inches deep if the equipment is likely to be worked on while energized. This space is necessary not only to allow workers room to perform tasks but also room to move if something goes wrong. As a licensed electrician, ensuring proper nec working clearance around electrical equipment is not just a matter of compliance—it's a fundamental requirement for safety and serviceability. 26, these rules define the minimum Spaces about electrical equipment necessary for. This chart guides how close workers can safely get to energized equipment based on system voltages and other factors, ensuring compliance with safety standards such as NFPA 70E. equipment with or without draw-out parts).