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20 Ton Air Cooled Portable & Packaged Chiller

NQ Series industrial portable chillers use components such as scroll compressors, microchannel condensers, low noise fans, stainless steel brazed plate evaporators, and NQ Series PLC controls with large color touch screens to provide the best available technologies for the ultimate performance and reliability in a chiller package.

Now available - the Accuchiller NQV Series with variable speed scroll compressors. Available on 5 to 30 ton (18 to 109 kW) sizes for even more efficiency.

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  • Model - NQA20 
  • Cooling Capacity - 21 ton (74 kW)
  • Set Point Range - 20 to 80°F (-7 to 27°C)
  • Compressor Qty - 2
  • Pump Size - 5 hp (3.7 kW)
  • Pump Flow - 48 gpm (182 l/min)
  • Pump Pressure - 45 psi (3.1 bar)
  • MCA @ 460/3/60 - 65 amps
  • MOP @ 460/3/60 - 90 amps
  • Reservoir Capacity - 60 gal (227 l)
  • Shipping Weight - 3,300 lbs (1,497 kg)
  • Operating Weight - 3,715 lbs (1,685 kg)
  • Dimensions - 87 l x 41 w x 94 h in (2,210 l x 1,041 w x 2,388 h mm)

20 Ton Air Cooled Chiller Features

  • Air cooled 20 ton (74 kW) portable & packaged chiller
  • PLC controller provides diagnostics and precise temperature control
  • Compact microchannel all aluminum air-cooled condensers for increased durability
  • Internal insulated polyethylene reservoir with large capacity and a removable top
  • High efficiency fans with integral condensers feature totally enclosed air over (TEAO) motors for long life
  • Stainless steel brazed plate evaporator with flow and temperature safeties to guard against freezing
  • Reliable and energy efficient scroll compressors
  • Compressor staging for reduced energy use on 20 ton and larger units
  • Compressor , pump and condenser fan starters mounted in control panel and wired to motors
  • Remote 4-20 mA set point temperature input capability for increased application flexibility
  • Low voltage 24 VDC control keeps the control circuit signals free from AC interference
  • Internal insulated polyethylene reservoir
  • Removable inlet air filter is easily cleaned and protects condenser coils to assure maximum efficiency
  • Easily removable side panel allows for easy access to interior components
  • Solid state safety switches with electronic sensing devices
  • Modular hot gas bypass provides accurate capacity control and extends compressor life
  • EPA approved low GWP R-454B refrigerant or energy efficient R-410A refrigerant

Available Options

  • C-UL 508A industrial control panel with single point electrical connection
  • Rotary non-fused disconnect for quick and safe main power disconnect
  • Outdoor duty construction
  • VFD compressor for energy savings
  • 5 year compressor parts warranty
  • Alarm horn
  • Alarm contact
  • Upsize tank
  • Return piping kit
  • CONNEX 4.0 for system wide control