NEC Essentials for Architects: Clearances

This third installment of the NEC Essentials for Architects white paper series seeks to outline “clearance” requirements found in NFPA 70-2020 (NEC) for the installation of the following pieces of low voltage (1,000 volts or less) electrical distribution equipment:

• Panelboards.
• Switchboards.
• Dry-type transformers.
• Enclosed switches (aka “safety switches”).