Motors & Drives

Fuji Electric Corp. of America: Low-Voltage Inverter

A low-voltage inverter designed for HVAC motor control of fans and pumps in air conditioning equipment applications, the FRENIC-HVAC Drive provides the optimal environmental control to maintain comfortable conditions in commercial spaces and industrial facilities while generating efficiency beyond typical motor starters.


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HVACR Motor and Ice Machine Product Innovation

Reflecting Constant Change in Refrigeration

New technologies are constantly arriving in the refrigeration sector. From time to time, we’ll take a look at some of those advancements. This article will focus on developments in motors and ice machines.


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Expo Unveils Award Winners

Wide Range of New Products Saves Energy and Improves Comfort

Encompassing a broad cross-section of the HVACR marketplace, the winners of this year’s AHR Expo Innovation awards feature everything from a hybrid electric heat pump water heater to a high-performance metric motor. The winning entries were selected in 10 categories.


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Troubleshooting, Preventing Motor Failure

Insight and Experiences with Small HVAC Motors

To minimize motor imperfections, contractors must stress the importance of a comprehensive inspection, properly identify and diagnose the root cause of the deficiency, and be able to explain the failure to customers in terms they’ll understand. 


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Preventing Electrical Fluting in Motors

Ceramic Ball Bearings, Shaft Grounding Rings Help Mitigate Damage

While variable-frequency drives (VFDs) boast increased energy efficiency as the main benefit, a small — but by no means insignificant — percentage of the drives are causing major problems in the motor they control.


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Multimedia

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2015 ACCA Conference

Images from the 2015 ACCA Conference in Grapevine, Texas. Posted on April 8, 2015.

Podcasts

NEWSMakers: Mark Crockett
Mark Crockett vice president, Crockett Facilities Services, explains the importance of technician training, the value of being a top minority-owned company in the U.S., current projects the company is managing, and much more. Posted on April 24.
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ACHRNEWS

NEWS 04-27-15 cover

2015 April 27

Check out the weekly edition of The NEWS today!

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2015 National Plumbing & HVAC Estimator

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

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