Dunham-Bushis proud to introduce the new HELIOS series Variable Speed Air-Cooled Screw Chiller – ACHX-DVE. Powered by variable-speed compressor technology and EC Fans, the new series is designed to deliver top- notch energy efficiency with a quieter operation. ACHX-DVE also features the new low global warming potential (GWP) HFO refrigerant which is more eco-sustainability.

The ACHX-DVE series features: –

  • Wide Capacity Range

Nominal cooling capacity range from 94TR to 249TR (329kW to 875kW)

  • High Efficiency Inverter Driven Compressor

Variable speed semi-hermetic horizontal screw compressors offer a superior part load energy efficiency

  • Energy Saving EC Fans

Variable speed Electronically Commutated (EC) condenser fans to regulate airflow, optimized part load efficiency and low noise operation 

  • Environmentally Friendly Refrigerant

Refrigerant R134a (ODP = 0) and HFO- R513A (ODP = 0 & Low GWP)

  • Enhanced Heat Exchanger

All Aluminum Micro-channel condenser coil (Optional Fin and Tube Condenser)

  • Multiple Compressors Independent Circuits 

Twin Compressors with independent circuits for redundancy and reliability

  • Leading-Edge Controls

Advanced DB Director controller with Electronic Expansion Valve (EEV) to provide excellent capacity control and stability

  • Excellent Performance 

AHRI certified and meets/exceeds ASHRAE 90.1 standards

  • Power Supply

Available in 460V/3Ph/60Hz and 575V/3Ph/60Hz

  • Suitable for most ambient condition

Able to operate up to 1150F (460C) ambient temperature and going as low as -200F (-290C) ambient temperature