Searching for a high efficiency cooling solution that combines performance, robustness and sustainability in a compact design? Trane’s new water-cooled centrifugal modular chiller HMWA series is exactly that.

Trane’s HMWA series sets a new benchmark for efficiency, sustainability, and reliability by integrating advanced compressor technology and oil-free operation.

In a nutshell
    • Model: HMWA Series
    • Capacity range: 500 – 600 kW
    • Application: water-cooled
    • Compressor technology: centrifugal
    • Refrigerant: A1 non-flammable HFO R513A
    • Availability: Now available across Australia
    • Certifications: AHRI certified performance

Key Features of Trane’s Modular Chiller
Adaptability for Retrofit Applications: The modular design is particularly beneficial for sites with space and access constraints. Its compact structure allows for seamless integration into existing systems, optimising available space. With a capacity range of 500 – 600 kW, it can meet diverse cooling needs efficiently. Additionally, it uses A1 non-flammable HFO R513A refrigerant, which is known for its safety and efficiency.
Oil-Free Operation: This chiller operates without oil, which helps avoid the maintenance issues and environmental risks associated with traditional chillers. The oil-free design minimises the risk of leaks and contamination, promoting safer operation.
Advanced Compressor Technology: The chiller is equipped with a variable speed magnetic bearing centrifugal compressor. This technology enhances efficiency and reliability by eliminating mechanical friction, resulting in quieter operation and reduced wear and tear. The compressor adjusts its output to precisely match cooling demand, optimising energy consumption and overall system performance.
Energy Efficiency: Combining oil-free operation with advanced compressor technology makes this chiller one of the most energy-efficient options available. It helps reduce utility bills and operational costs while supporting sustainability goals. The use of A1 non-flammable HFO R513a refrigerant further contributes to its energy efficiency.
Reliability and Longevity: The innovative design of the chiller ensures enhanced reliability and longevity. With fewer moving parts, the risk of mechanical failures is minimised, extending the unit's lifespan and reducing downtime. This reliability is backed by AHRI certified performance, ensuring the chiller meets rigorous industry standards.
Flexibility: The modular design offers significant flexibility, allowing for easy scalability to meet changing cooling needs. This adaptability ensures efficient management of cooling requirements without substantial capital investment. The HMWA series is now available across Australia, making it accessible for various applications.

HMWA chiller in action in Sydney
Investing in the Trane water-cooled centrifugal modular chiller HMWA series means embracing the future of cooling technology. Recently, the modular centrifugal has been successfully installed at a mission critical cooling site in Sydney.

The Sydney site encountered several challenges, including limited plant access, logistical hurdles, and the necessity for quicker lead times. The need for a reliable and energy-efficient chiller was paramount. Trane’s water-cooled modular chiller provided an effective solution to these issues.

To see this chiller in action, check out our latest video showcasing its performance at a critical cooling site in Sydney.



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