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Home > Compressed Air System Packages > Compressed Air Dryers > Walker Pro Dry Heatless Desiccant Compressed Air Dryers


Walker filtartion logo imageWalker Pro Dry Heatless Desiccant Compressed Air Dryers

The Walker Filtration range of Pro Dry heatless desiccant compressed air dryers have been designed to provide a controlled, economical supply of dry, clean air to the point of application.

Flow rates from 4 scfm (7 Nm³/h) to 365 scfm (620 Nm³/h).

walker pro dry heatless desiccant compressed air dryersThe range is supplied with a host of features, including the intelligent electronic processor to manage the cycles of the dryer’s function and the condensate level via computer interface.

With XA grade 0.01 micron oil removal pre-filter (supplied as standard on models PD004 – PD035), an integral 1 micron dust filter and a choice of -40°C or -70°C pressure dew points, Pro Dry meets and exceeds the highest standards of purity as specified in ISO 8573:1-2001.

Ease of service is foremost in their design.  Each unit can be serviced without disturbing the surrounding pipework.  Desiccant cartridges can also be changed out effectively without causing excessive down time.

The compact size of the Pro Dry ensures that installation is simple & versatile.  The units can be installed in small spaces in either a vertical or horizontal position.

To complement its vast range of operational features, Pro Dry (models PD004 – PD035) can also be floor or wall mounted, & have multiple porting options, with a total of six inlet/outlet connections & many pipework possibilities.


  TECHNICAL SPECIFICATION
  Standard pressure dewpoint (Pdp)     -40°C
  Optional pressure dewpoint (Pdp)    -70°C
  Minimum working pressure    4 bar (58 psi)
  Maximium working pressure    16 bar (232 psi)
  Power supply     240 Volt AC
  Minimum inlet temperature     1.5°C
  Maximum inlet temperature   50°C
  Minimum ambient temperature    5°C

 

For more detailed information, refer to Brochure

Pro Dry MODEL Inlet Flow Rate* Port Size Req’d Filtration Dimensions (mm) Weight
# m³/hr cfm l/sec inch Filter included H W D Kg
PD-004 7 4 1.9 3/8 A30 tick image 445 281 92 13
PD-006 10 6 2.8 3/8 A30 tick image 504 281 92 14
PD-008 14 8 3.8 3/8 A30 tick image 565 281 92 15
PD-010 17 10 4.7 3/8 A30 tick image 635 281 92 16.5
PD-015 25 15 7.1 3/8 A30 tick image 815 281 92 19.5
PD-025 42 25 11.8 3/8 A30 tick image 1065 281 92 24
PD-035 59 35 16.6 3/8 A30 tick image 1460 281 92 31
PD-045 76 45 21.2 3/4 A55 x image 652 520 164 53
PD-055 93 55 26.0 3/4 A55 x image 752 520 164 59
PD-065 110 65 30.7 3/4 A55 x image 852 520 164 64
PD-085 144 85 40.0 1 A76 x image 1052 520 164 75
PD-105 178 105 49.6 1 A76 x image 1362 520 164 91
PD-135 229 135 63.7 A105 x image 1562 520 164 102
PD-175 297 175 82.6 A106 x image 1962 520 164 123
PD-215 365 215 101.5 A153 x image 1362 520 328 172
PD-275 467 275 129.8 A153 x image 1562 520 328 192
PD-365 620 365 172.3 A153 x image 1962 520 328 232

* Inlet Flow Rate @ reference conditions of:

  • Dryer inlet pressure: 7 bar (100 psi)
  • Dryer inlet temperature: 35°C
  • Standard pressure dewpoint: -40°C

      Refer to brochure for information on Dryer correction factors.

  Walker Filtration recommends pre-filtration of X1 and XA grade for models over PD045 to PD365