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You are here: Home » Air-Cooled Screw Chillers
Air-Cooled Screw Chillers
Air Cooled Screw Chillers
 
 
  • Capacity Range: 57 to 431 tons, 50 and 60 Hz
  • Refrigerant: HFC-R134a, R407C
  • Compressor Type: Semi-hermetic Screw
  • EER and SEER up to 3.36 and 5.86 respectively
 
  • Compact design and smaller footprint
  • Shell & tube evaporator – one pass refrigerant side to minimize pressure drops
  • 2-3 truly independent refrigerant circuits
  • Low starting current at start-up
  • Reliable screw compressor maximizes performance and reliability
  • Connectivity, flexibility and serviceability enabled by smart controller
  • Designed to improve efficiency and reduce sound at part load
  • Built on Withair’s platform to provide consistent quality and reliability
  • Sustainability enhancing features, such as free cooling or heat recovery
  • Smart microchip control, LCD user interface, capable of one-key startup
  • Low leaving water temperature option down to -12℃(10℉)
  • Ease of installation with standard factory-installed strainer and flow switch
  • Optional integrated pump packages further ease installation & reduce risk
Overview
Models
 co
Specifications
 		 W02C1-200S W02C1-300S W02C1-520S W02C1-720S W02C1-900S W02C1-1080S W02C1-1300S W02C1-1516S
Capacity (Ton) 57 85 148 205 256 307 370 431
Capacity (kW) 200 300 520 720 900 1,080 1,300 1,516
EER (kW/kW) 3.30 3.34 3.36 3.32 3.35 3.31 3.32 3.35
Compressor Screw Screw Screw Screw Screw Screw Screw Screw
Evaporator Shell & Tube Shell & Tube Shell & Tube Shell & Tube Shell & Tube Shell & Tube Shell & Tube Shell & Tube
Condenser High Efficiency High Efficiency High Efficiency High Efficiency High Efficiency High Efficiency High Efficiency High Efficiency
Voltage 380, 460 380, 460 380, 460 380, 460 380, 460 380, 460 380, 460 380, 460
Frequency 50 and 60 50 and 60 50 and 60 50 and 60 50 and 60 50 and 60 50 and 60 50 and 60
Refrigerant R134a R134a R134a R134a R134a R134a R134a R134a
EC Fan Option Option Option Option Option Option Option Option
VSD Drive Option Option Option Option Option Option Option Option
Heat Recovery Option Option Option Option Option Option Option Option
Free Cooling System Option Option Option Option Option Option Option Option
 
Factory Installed Options
 
 
    Unit Options
  • Integrated Free-Cooling
  • Low Temperature Brine
  • Low Ambient Operation
  • Extreme Low Ambient Operation
  • High Ambient Operation
  • Wide Ambient Operation
  • Ice Making
  • Frost Prevention Kit
  • Expansion Tank
  • Vibration Isolators
  • Sound Attenuation
  • Suction Shutoff Valves
  • Liquid Line Solenoid Valve
  • Remote Evaporator
  • Evaporator Inlet Strainer
  • Double Evaporator Insulation
  • Complete Coat Condenser Coil
  • Corrosion Protected Condenser Coil
  • Metal Mesh for Condenser Coil Protection
  • Partial Heat Recovery
  • Hybrid Falling Film Evaporator
  • Integrated Pump Packages
  • Condensate Overflow Switch
  • High Efficiency Inverter Compressor
  • High Efficiency EC Fan
  • High Fault Short Circuit Current Rating
  • Microchannel Condenser Coil
  • Stainless Steel Heat Exchanger
  • Stainless Steel Frame
  • Flanged Water Connection Kit

    Controls Options
  • Modbus, BACnet Communications Interface
  • Withair® Wireless Components
  • Variable-speed drive
  • Intelligent Equipment
  • Door Mounted User Display
  • Remote User Interface
  • Fault Detection & Diagnostics
  • Flow Switch
  • Remote Input
  • Remote Output
 
    Electrical Options
  • Quick Start and Fast Loading
  • Circuit Breaker
  • High Short Circuit Current Rating
  • Ground Fault Protection
  • 115V Convenience Outlet
  • Power Connections
  • Multi-Point Power with Disconnect Switch
Resources
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