Month: January 2018

CARRIER LAUNCHES 42 SEER SPLIT SYSTEM

USA: Carrier has launched what it claims is the most efficient single-split air conditioner in North America. The new Carrier 9,000 BTU (2.6kW) unit, launched at this week’s Consumer Electronics Show in Las Vegas, claims a seasonal energy efficiency ratio (SEER) of 42. 

MOTORS MEET DRIVES

Motors and drives are the longtime workhorses of the HVAC industry. These devices work long hours in tough conditions without complaint. And today’s motors and drives are not only tough, they’re smarter than ever and designed to enhance the comfort of indoor environments while operating at ever-higher efficiencies. Here’s a look at some of the …

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A GAME-CHANGING APP

I just can’t say enough about an app that has become an essential part of my life and the overall operation of our HVACR service team. I am talking about EVERNOTE. It is one of the best ways to assemble, organize and present information that I have ever seen. Now you may be thinking that …

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BASIC CONTROL SYSTEMS

This is how nearly all control systems work…. Excerpt from the Technical Institute Manuals available from the Online Store at RSES, the HVACR Training Authority.

LEARN ABOUT DEMAND COOLING

HCFC-22 can present problems as a low temperature refrigerant because under some conditions the internal compressor discharge temperature exceeds safe temperature limit for long term stability of refrigeration oil. The Demand Cooling System uses modern electronics to provide a reliable cost effective solution to the problem of high compression ratios. The Module (pictured above) uses …

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