Compressors

Emerson Climate Technologies Inc.: Compressor Retrofit Kit

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

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

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

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

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

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

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

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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Bitzer U.S. Inc.: Scroll, Reciprocating Compressors

The high-efficiency, variable-speed CSV Series screw compressor features an integrated frequency inverter. The inverter is cooled by refrigerant and includes automatic, infinitely variable-speed control to ensure the right temperature profile at the lowest possible power consumption. 


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Bitzer Rolls Out Products at RETA Event

Bitzer U.S. Inc. launched new products at the Refrigeration Engineers Technicians Association (RETA) show in San Antonio this past November. The company announced it was assembling ammonia packages ranging from simple motor-compressor combinations on rails up to complete rotary screw compressor packages.


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NEWSMakers: Matt Barga

Matt Barga, portfolio manager — a/c and coils, Ingersoll Rand, discusses how the company is working to comply with the new energy conservation standards for heat pumps and air conditioners that go into effect on Jan. 1, 2015. Posted on Dec. 19.

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