Ivan Spronk Hua Zhang

Schneider Electric’s Ivan Spronk is the product manager for ac drives & softstarts and Hua Zhang is the HVAC segment manager. Visit www.us.schneider-electric.com.

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Boosting Energy Efficiency With VFD

By Ivan Spronk Hua Zhang
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The biggest key in identifying the energy savings opportunity of variable-speed drives in HVAC systems is to understand the operating cycle of the system versus the heating and cooling needs actually required. Most HVAC systems are designed to keep the building cool on the very hottest days and warm on the very coldest days.
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2014 Energy Efficiency Forum

Highlights from the 25th annual Energy Efficiency Forum in Washington, D.C.

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NEWSMakers: Mark Satterfield

Mark Satterfield, founder and CEO of Gentle Rain Marketing Inc. and author of “The One Week Marketing Plan” talks about his book and the importance of HVAC blogging. Posted on Sept. 19.

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2014 September 15

Check out the weekly edition of The NEWS today!

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Venting R-22

The NEWS reported that a man received prison time for venting R-22. Should EPA step up enforcement?
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2014 National Plumbing & HVAC Estimator

Every plumbing and HVAC estimator can use the cost estimates in this practical manual!

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