A reader wrote in that an inspector had turned down one of his projects, citing the installation was in violation of National Electrical Code (NEC) 517.13(A) and (B) because Type MC cable was installed in the patient-care areas.
While spaghetti adorned with one of the dozens of different sauces that are served in the small, off-the-beaten path restaurants in the Italian countryside is “splendido,” wiring that looks like spaghetti is just the opposite.
For roughly a century, electrical contractors (ECs) have used copper or aluminum wiring. Their coexistence at times has been competitive. The nature of the application and, in some cases, price have dictated the choice between the metals.
The primary focus of the National Electrical Code (NEC) is safety, and it offers specific requirements for how to install wiring and help ensure the safety of both the contractor and the building occupants.
Wireless technology is certainly getting attention these days. We’ve covered the extensive range of new home automation and security products and systems often here in the pages of ELECTRICAL CONTRACTOR.