MACEDONIA, Ohio--(BUSINESS WIRE)--TPC Wire & Cable (TPC) has expanded its comprehensive industrial wire & cable portfolio with two new additions to our Thermo-Trex family: Thermo-Trex® 2000 Shielded ...

Explanation: First, convert the outer diameter of the ½-inch cable to square inches. Why? Because the NEC calculations for determining maximum raceway and cable tray fill are based on the square inch ...

All questions and answers are based on the 2017 NEC. Q. Does the NEC allow a cable tray to be used as an equipment grounding conductor (EGC)? A. Metal cable trays can be used as EGCs where continuous ...