26 24 16 Panelboards

26 24 16 Panelboards

Panelboards

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The National Electrical Code (NEC) defines a panelboard as "a single panel or group of panel units designed for assembly in the form of a single panel, including buses and automatic overcurrent devices, and equipped with or without switches for the control of light, heat, or power circuits; designed to be placed in a cabinet or cutout box placed in or against a wall or partition; and accessible only from the front" (Article 100-definitions).