Dunham-Bush has unveiled a new generation of its high efficiency chiller range, the HELIOS series air-cooled horizontal screw compressor – ACHX-D. Available in wide range of cooling capacities, the new ACHX-D chillers have been designed to deliver optimal performance using environment friendly refrigerant.

Some of the features are: –

* Wide Capacity Range
Nominal cooling capacity range from 93TR to 298TR (329kW to 875kW)

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

* High Efficiency Compressor
Superior performance Semi-Hermetic Horizontal screw compressors (Optional VFD)

* Enhanced Heat Exchanger
All Aluminum Micro-channel condenser coil
(Optional Fin and Tube Condenser)

* Independent Circuits
Twin Compressors with independent circuits for redundancy and reliability

* Cutting-Edge Controls
Featuring 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 115°F (46°C) ambient temperature and going as
low as -20°F (-29°C) ambient temperature