Now that we have the new 2017 National Electrical Code (NEC) NFPA-70, the challenge for owners, designers, and installers is to figure out how to successfully apply this code in the field for power over communications cable (PoCC) applications.

While the NEC’s primary focus is on installation and safety, the first order of business is to establish cable performance requirements. For the purpose of this article, we define performance as the cable’s electrical characteristics (Categories), and subsequent ability to transmit data reliably and efficiently.

Read the source article at cablinginstall.com