In the past few editions of the National Electrical Code (NEC), light-emitting diode (LED) illumination systems have been inserted into almost every article where lighting is READ MORE
January 2012: The Construction Outlook
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(Systems)
January 2012
Every year, I review the hot applications and technology that affect contractors working with fiber optics. READ MORE
January 2012
At a recent workshop that I was teaching, a question was asked about how the grounded conductor was to be installed and used when routed from the outside utility transformer READ MORE
(Lighting)
January 2012
Common household lamps (light bulbs) now carry uniform labeling to facilitate educated decisions focusing on light output and energy costs, not watts, helping consumers trans READ MORE
January 2012
Table 310.15(B)(16) (formerly Table 310.16) in the National Electrical Code (NEC) provides allowable (or maximum) ampacities for insulated conductors rated up to and includin READ MORE
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January 2012
