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LG Oil-free Centrifugal Chiller placed in a light gray virtual space. LG Oil-free Centrifugal Chiller placed in a light gray virtual space.

Oil-free Centrifugal Chiller

The LG Oil-free Centrifugal Chiller operates on an oil-free system, enabling simplified piping for easy maintenance and efficient performance.

What is LG Oil-free Centrifugal Chiller

LG Oil-free Centrifugal Chiller shown with USPs: Refrigerant, Efficient Cooling, Reliable Operation, and Flexible Solution. LG Oil-free Centrifugal Chiller shown with USPs: Refrigerant, Efficient Cooling, Reliable Operation, and Flexible Solution.

Oil-free Centrifugal Chiller

The LG Oil-free Centrifugal Chiller incorporates an oil-free system, two-stage compressor, magnetic bearing, and various LG technologies to deliver a reliable and efficient cooling solution.

Enhanced Part-Load Efficiency

Frequency control allows precise speed adjustment down to 0.1Hz, improving part-load efficiency by 51% over fixed-speed models and reducing energy and operating efficiency.1), 2)
This graphic illustrates efficiency improvement through frequency control. This graphic illustrates efficiency improvement through frequency control.
1) Tested at 25% part load, based on Oil-free Centrifugal 500RT unit in AHRI condition.
2) It may vary depending on actual usage conditions.

Reliable Operation with Magnetic Bearing

LG Oil-free Centrifugal Chiller is equipped with non-contact Magnetic Bearing technology, no lubrication loss and enhancing efficiency. Additionally, the built-in online UPS provides stable operation even during power outages.3), 4)
  • Magnetic Bearing system of LG Oil-free Centrifugal Chiller is displayed. Magnetic Bearing system of LG Oil-free Centrifugal Chiller is displayed.
  • The UPS operation process of LG Oil-free Centrifugal Chiller is demonstrated. The UPS operation process of LG Oil-free Centrifugal Chiller is demonstrated.
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3) Based on internal testing, a 4.5% improvement in efficiency was observed as a result of reduced mechanical friction loss.
4) External testing has confirmed that applying magnetic bearing technology results in a 36% reduction in annual operating costs compared to a single-compressor centrifugal chiller.

Low GWP R-513A Refrigerant

The LG Oil-free Centrifugal Chiller uses R-513A refrigerant, which has a lower Global Warming Potential (GWP) of 573 compared to R-134a. It is also non-flammable and has lower toxicity.
This is a video showing a bar graph comparing the GWP values of R-513A and R-134a. This is a video showing a bar graph comparing the GWP values of R-513A and R-134a.

Easy Maintenance with Simplified Piping

The simplified piping of the LG Oil-free Centrifugal Chiller removes the need for oil and filter changes, making maintenance more efficient.
The Oil-free system configuration of LG Oil-free Centrifugal Chiller is shown. The Oil-free system configuration of LG Oil-free Centrifugal Chiller is shown.

LG Oil-free Centrifugal Chiller Lineup

The Oil-free Centrifugal Chiller range is 200 - 1100 with 1 comp and 400 - 2200 with 2 comp. The Oil-free Centrifugal Chiller range is 200 - 1100 with 1 comp and 400 - 2200 with 2 comp.
* The above range is based on the nominal tonnage at AHRI condition.

FAQs

Q.
What are the lineup, refrigerant type, and features of LG Oil-free Centrifugal Chiller
A.
(1) Lineup
- 200 ~ 1,100usRT (1 Comp.)
- 400 ~ 2,200usRT (2 Comp.)

(2) Refrigerant
- Refrigerant Options : R-134a or R-513A

(3) Key Features
- Enhanced part-load efficiency with frequency control
- Reliable operation with magnetic bearing and Online UPS
- Low GWP R-513A refrigerant
- Easy maintenance with simplified piping & oil-free system
Q.
Why LG Oil-free Centrifugal Chiller?
A.
The LG Oil-free Centrifugal Chiller features an oil-free system, two-stage compressor, magnetic bearing, and other advanced LG technologies to deliver a reliable and energy-efficient cooling solution. Its simplified piping eliminates the need for oil and filter replacements, enabling easier maintenance and providing stable, long-term operation.
Q.
Where is it usually used?
A.
The Centrifugal Chiller is used in factories, industrial facilities, and commercial buildings to provide cooling or heating.
Q.
Which refrigerant is the LG Centrifugal Chiller optimized for?
A.
The Chiller is primarily optimized for not only R-134a refrigerant but also low Global Warming Potential R-513A which is type of blend refrigerant.

Discover More about Oil-free Centrifugal Chiller

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Contact Us

Please contact us to buy for more information on the product and we will get in touch with you.
CONTACT US
LG air conditioning provides optimized solutions for every sector and climate with a wide range of cutting-edge systems that bring exceptional heating, ventilation and air conditioning performance to buildings worldwide. Through our unmatched expertise and industry knowledge, we respond directly to the needs of businesses seeking digitalized and eco-conscious HVAC solutions. We are the partner your business has been looking for, and are well prepared to integrate our leading technology into your day-to-day operations, supporting you and your business every step of the way.