Christel Hunter explains a significant change in the 2017 National Electrical Code (NEC). Getting two words changed in Section 110.5 of the NEC may not seem to be as disruptive a concept as it really is. For the emergent #SmartCampus, use of aluminum wiring — especially for lengthy medium voltage feeders — presents the possibility of more economically feasible backup feeders which, in the case of university-affiliated medical research and healthcare delivery enterprises, can be worth millions of dollars per minute when forced outage restoration times are reduced. with the energization of a “backup swing feeder”.
Aluminum wiring — when installed according to specification — reduces the material cost of building premise wiring by 2/3rd’s.
Colleagues: Mike Anthony, Jim Harvey, Richard Robben