Compressors

Danfoss: R-410A Scroll Compressors

May 20, 2013

Available in six models with cooling capacities that range from 7.5 to 15 tons of refrigeration, WSH Series R-410A scroll compressors are optimized to operate at low temperature ratios, resulting in higher efficiency at part-load conditions. 


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Bitzer Expansion Includes More Training Space

May 20, 2013
The compressor manufacturer Bitzer has invested 30 million Euros (about $39.3 million) for construction of new buildings to house production, a warehouse, and dispatching in Schkeuditz, Germany. The improvements will also include more space for training.


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Emerson Climate Technologies Inc.: Compressor Retrofit Kit

May 13, 2013

The Copeland Scroll™ Digital retrofit kit is designed to help contractors take advantage of the precise capacity, temperature, and humidity control offered by the Copeland Scroll Digital compressor. 


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The Professor: Three-Phase Motor Voltage Unbalance

Troubleshooting an Overheating Compressor
May 6, 2013

Compressor overheating is usually caused from high compression ratios. High compression ratios can be caused from a combination of high condensing pressures (temperatures) and low suction (evaporating) pressures.


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Ice Breaker: Compressor Floodback

Troubleshooting Compressor Floodback Issues
May 6, 2013

Determining that a compressor has failed on a refrigeration system is normally a relatively simple procedure. But, discovering why the original compressor failed may not be as simple. 


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Hyper Engineering Pty. Ltd.: Electronic, Software-Driven Soft Starter

April 8, 2013
Reducing the locked rotor amperage (LRA) or in-rush current on compressors and motors by 70 percent, the Sure-Start is an electronic, software-driven soft starter that assists in the prevention of brownouts caused by the increased use of equipment during peak periods, said the company.


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Diagnosis, Maintenance Key to Longevity

April 1, 2013

With the compressor being such a critical element to a system, proper maintenance and repair becomes crucial to compressor and system longevity. But, equally important is correctly diagnosing the problem, ensuring that the problem lies with the compressor.


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Compressors Efficiently Evolve With Time

April 1, 2013

While various aspects of HVACR technology seem to be lagging behind, compressors are keeping pace. And, of all the compressors being introduced, manufacturers are ensuring new offerings meet demands, operate intelligently, and, perhaps most importantly, perform efficiently.


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Oil-Free Compressors Gaining Steam

April 1, 2013

The emergence of oil-free compressors is offering manufacturers the ability to greatly reduce energy consumption, making them a viable solution in the commercial development sector.


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Emerson Climate Technologies Inc.: Commercial A/C Compressors

March 25, 2013
The 30-hp R-410A Copeland Scroll™ compressor features CoreSense™ Communications modules, which provide commercial air conditioning customers advanced diagnostic and protection benefits. By using the compressor as a sensor, valuable system data can be accessed and monitored.


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