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16:02
YouTube
BESA Research
NEC 409.21 and Control Panel OCPD Sizing Explained
NEC article 409.21 prohibits including future loads when sizing the overcurrent protection device (OCPD) in a control panel. OCPD sizing must be based on actual installed loads at the time of installation. Understand the requirements for accurate and compliant control panel design. Find out today how to save on energy costs for your AI ...
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