Heatless desiccant dryers high pressure

Capacity up to 2295 NL/S @36 bar - 4800 Scfm @507 psi 

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Fuel saving benefits

Due to different operation modes, multiple power connection possibilities, PDP based dryer regulation instead of timer based regulation.

Easy logistics

1 package to transport and install on site reducing transport and installation costs.

Increased flexibility

Even compressors without after cooler can feed the dryer and the integrated manual bypass over the dryer makes it possible to take the dryer safely in or out of operation in a split second.

Guaranteed PDP

In high ambient environments up to 55°C/131°F due to onboard pre-coolers.

Product description

This high pressure heatless desiccant dryer, mounted in a certified lifting frame for transport and protection, is key to clean and dry compressed air for any project requirement wherever needed. This package incorporates pre-coolers with condensate separator and automatic drains, an Atlas Copco heatless desiccant twin tower dryer, oil removal and dust filtration system and an Atlas Copco generator to make the unit completely autonomous.


Download the brochure

  • leaflet portable heatless dessicant dryers 226 kB, PDF

The package can be powered in 3 ways

1) Through the QAS20 generator which is the common choice when you also need to power the electric fan motors of the TDE air coolers
2) Through an external 24V DC battery, e.g. from feed air unit, connected to the dryer control panel when the TD air coolers are not required
3) Through an external 400V/3ph power supply

Four operating modes

Mode 1 : Dryer running, cooler fans controlled automatically
Mode 2 : Dryer running, cooler fans operated manually
Mode 3 : Dryer running, cooler fans disabled manually
Mode 4 : Dryer stopped, cooler fans stopped, dryer bypassed

Product Variation

  • CDE 300+ HP
  • CDE 400+ HP
  • CDE 550+ HP
  • CDE 850+ HP
  • CDE 2200+ HP