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Attention All NJ Electrical Contractors beginning on Sept. 06,2022, the State of New Jersey Department of Community Affairs officially adopted National Electrical Code NFPA70 - 2020. All codes and standards are in full force as otherwise noted as exemptions. Click for more details
A power surge, or voltage transient, is a brief electrical spike that occurs on power, cable and telephone lines. The duration is typically in the thousandths or millionths of a second, sometimes recurring.