Components & Accessories

Compressor Manufacturers Leaping Government, Refrigerant Hurdles

Companies Working to Overcome Global Compressor Challenges

When it comes to things like refrigerants and regulations, challenges remain for compressor manufacturers.


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Clever Compressors

Variable-Speed, Oil-Less, High-Efficiency Models Lead the Charge

In residential and commercial applications, compressors are doing things that previously seemed unachievable. Here are some of the most advanced compressors available today.


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HVACR Industry Adapting to POE Oils

Oil Has Favorable Impact on Compressor Performance

POE oil has added benefits, but it's also necessitated some changes in the HVAC industry, as it needs to be handled much differently than mineral oil.
 


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The Professor: Crankcase Heaters

Coping With Refrigerant Migration

Migration of refrigerant to the compressor’s crankcase during an off cycle is a serious problem, as significant compressor damage can occur if the problem is not remedied. 


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Ice Breaker: High-Pressure Switches

Troubleshooting Compressor Shutdown Controls Requires Care

High-pressure switches are designed to shut down a compressor if the system’s high pressure rises above an unsafe level, not allowing the compressor to restart until the pressure returns to a safe level. 


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NewAge Industries Inc.: Polyurethane Tubing

Polyurethane tubing providing durability, natural flexibility, excellent weathering characteristics, and good chemical resistance and offered by the company are unreinforced, braid-reinforced, and a style designed for pneumatic applications, the company said. 


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Training Track: March 31, 2014

The introductory course on motors and variable-speed drives will give participants a better understanding of motors and how they work. 


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Bitzer US Inc.: Reciprocating Compressors

The virtually stepless capacity control (CRII) enables capacity control from 10-100 percent. 


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Thybar Corp.: Insulated Metal Building Curbs

According to the manufacturer, advanced laser technology offers the tightest tolerances and allows for a superior weld. 


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Continental Control Systems LLC: Rogowski Coil Current Transformer

The CTRC Rogowski coil current transformers are flexible, rope-like current sensors that can be connected around conductors. 


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2014 World Energy Engineering Congress

Scenes from the 2014 World Energy Engineering Congress in Washington, D.C.

Podcasts

NEWSMakers: Jim Johnson

Jim Johnson,an experienced trade school and community college instructor, discusses the HVAC industry and his column in The NEWS, ‘The Service Ticket.’ Listen now for a hint to the Not Enough Heat question from the Dec. 15 issue. Posted Jan. 30.

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ACHRNEWS

NEWS 01-26-15 cover

2015 January 26

Check out the weekly edition of The NEWS today!

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Regional Standards

With regional standards for a/c equipment going into effect in 2015, how do you think it will impact the industry?
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HVACR INDUSTRY STORE

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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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