Commercial Controls

District Uses New Controller

January 9, 2012
What kind of controller is helping the School District of Washington, Mo.?


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Contractor Installs Arena Equipment

The KFC Yum! Center Gets Comfort and Efficiency
January 9, 2012
The KFC Yum! Center is home to the University of Louisville men’s and women’s basketball programs. Unique energy conservation approaches were incorporated into the HVAC systems, including enthalpy wheels for energy recovery and a high-tech building automation system for customizable control.


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Mitsubishi Electric Cooling & Heating: Commercial Systems Remote Controller

January 9, 2012
In commercial applications, the PAR-30MAAU remote controller can control up to 16 indoor units. A setback mode of operation controls upper- and lower-limit temperature settings, preventing excessive temperature rise or fall.


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Belimo Americas: Spring Return Actuator

December 26, 2011
Spring return actuator Model EF utilizes rugged components in a pressure cast aluminum housing for added strength and reliability. It offers a high torque output of 270 inch-pounds and a NEMA 4 option to meet tough environmental conditions found in many HVAC applications.


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Rectorseal Corp.: A/C Overflow Shut-Off Switches

December 26, 2011
Having expanded its line of patented Safe-T-Switch® condensate overflow control switches, the company introduced models SS103E and 500EP. The line is designed for use in new or retrofit applications to protect home and commercial building owners from costly damage due to condensate overflow.


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Greenbuild Products Cut a Broad Swath

December 12, 2011
Greenbuild is a good fit for a city with pedi cabs and green spaces, like Toronto; in a Canadian province with many ecologically aimed initiatives, like Ontario. The expo itself, which took place Oct. 4-7, fit snugly within the North and South Halls of the Metro Toronto Convention Centre.


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KE2 Therm: Condenser Fan Control

November 21, 2011
Preprogrammed, wired, and fully tested, the KE2 fan control incorporates variable-frequency drive technology to provide fan load matching, eliminating wasted horsepower and providing a rapid and continuing payback on both upfront and payback costs.


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Kele Precision Manufacturing: Mini-Probe Thermistors and RTD Sensors

November 21, 2011
Mini-probe thermistors and RTD sensors, part of the ST-MP* Series, are designed for applications requiring a small sensor with a fast thermal response in a demanding environment. According to the manufacturer, the thermistors and sensors are ideal for applications involving HVAC equipment and more.


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Project Files: City Automation

November 14, 2011
For the city of Merced, Calif., the objective was to help the city reduce its energy consumption while supporting local jobs by hiring local subcontractors to deliver the project.


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Emerson Climate Technologies: Refrigeration Condenser Electronic Unit Controller

October 17, 2011
The Electronic Unit Controller is designed for Copeland® condensing units with low-pressure controls. According to the manufacturer, electronic pressure-sensing accuracy maintains a tighter low-pressure control tolerance.


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2013 ACCA Conference & IE3 Expo

Photos from the 2013 ACCA Conference & IE3 Expo in Orlando, Fla.

Podcasts

Cade Clark, assistant vice president of government affairs for the Air-Conditioning, Heating & Refrigeration Institute (AHRI), gives a brief overview of the new version of the Shaheen-Portman bill, what AHRI thinks of the energy-efficiency legislation, and how it might affect the HVACR industry if it becomes law.
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