Obstructions: The panelboard's working space must be kept clear and not used for storage. No obstructions like pipes, cabinets, or doors can block access to the panel. Power Distribution Equipment is a term generally used to describe any apparatus used for the generation, transmission, distribution, or control of electrical energy. This section concentrates upon commonly used power distribution equipment: Panelboards, Switchboards, Low-Voltage Motor Control. The National Electrical Code (NEC) provides comprehensive safety standards for electrical installations, including requirements for electrical panels (main service panels and subpanels or breaker box). NEC Article 408 covers switchboards, switchgear, and Panelboards installation and applications. The panel should also have space for efficient airflow, as it may overheat. Violation of panel clearance. Electrical panel clearance is a critical aspect of workplace safety, ensuring that electrical equipment is accessible and maintainable without risk of injury.
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