On June 1, 2016, the U.S. Department of Energy’s Integral Horsepower Rule goes into effect. This new rule supersedes the current Energy Independence and Security Act of 2007 that went into effect in December 2010, and many models previously not included in the EISA law will now be required to meet the same efficiency level
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If you’re reading this post, you’ve probably purchased a motor and are thinking about the tools you need to install in order to ensure that your motor encounters as few problems as possible. Obvious accessories such as shims, grease, couplings, sheaves and belts are required for motor installation, but what about other considerations?
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The large majority of plant operations are powered by electric motors. Even so, it is rare to achieve full output speed with the most common design type of electric motors, the NEMA B. How do operators select the motor change speeds that are right for equipment processes? Motor speed can be varied through the use of electronic drives or mechanically with belts and sheaves, chain and sprockets or gearing.
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Built on standards established by the Energy Policy Act of 1992 (EPAct), the Energy Independence and Security Act (EISA) authorized the U.S. Department of Energy to set minimum efficiency standards for certain motor classes.
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At one point or another, many people will have to decide on and purchase a variable frequency drive for their new equipment. Although the decision process may seem daunting with various models and feature sets to choose, there are really only a few questions that need to be answered in order to select the appropriate unit for your use.
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