Not that long ago, it took some doing to convince a building owner to pay for even low-cost energy-saving measures. Many factors have converged to produce a very different situation today. Consequently, installing an energy management system (EMS) is often part of a building construction or renovation project. A few simple strategies for reducing energy waste with an EMS can reap big savings (Photo 1). New with the 2014 NEC is Art. 750, which provides the minimum electrical requirements for ...

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