The minimum clear distance is generally 3 feet (0. 9 meters) in front of the panel, although this can vary depending on the situation and the type of electrical equipment involved. There must be 3 feet of clearance in front of your electrical panels, and the door must be able to open at least 90 degrees. Move any boxes or objects that obstruct your view. Width: The. These distances are determined by voltage-to-ground and three different conditions: Condition 1. Concrete, brick, tile, and similar. Here's a breakdown of the minimum space you need around common electrical enclosures: Front Clearance: You should have at least 36 inches (3 feet) of open space in front of equipment such as panelboards, switchboards, and transformers. This space allows technicians to stand and work comfortably.
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