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Hidden Hazards in Nonmetallic Cable Installations
Recorded On August 22, 2017 @ 1:00 pm - 2:00 pm EDT
Seventy-five percent of newly constructed homes contain nonmetallic (NM) electrical cable previously inspected that have code violations. The Oregon Electrical and Elevator Board License Enhancement Report of March 2007 confirmed NM cable misinstallations are common. Underwriting Laboratory (UL) issued a Final Report on the Influence of Damage and Degradation on Breakdown Voltage of NM cables. …READ MORE