Panel clearances

Electrical · Service Boxes · printed page 90 (PDF page 91)

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Book index entries

Clearances Clearance – for Electrical Panels Panel – Clearances – Electric Electric Service – Box

Text in the illustration

3 feet of clearance should be provided in front of the panel
minimum 30" to 36"
3'

Generated explanation

The illustration shows a wall-mounted electrical service panel with a main breaker, two columns of branch-circuit breakers, and wiring entering from both sides. Dashed lines outline the unobstructed working space in front of the panel. A dimension arrow specifies 3 feet of clearance in front of the panel, while another marks a minimum working-space width of 30 to 36 inches. No obstructions or clearance defects are depicted.

Components

electrical service panel panel enclosure main circuit breaker branch-circuit breakers electrical wiring mounting surface

Materials

metal panel enclosure insulated electrical wiring