HRD HPN Series – Refrigerated Type High Pressure Air Dryers – (Air Cooled)

  •  Capacity: .83 – 60m3/min
  • Max. Working Pressure : 45 Bar

This design achieves a hyper-efficient 100 % contact between the air and refrigerant circuits, delivering state-of-the-art performance and great cooling efficiency.

Categories: ,


The state-of-the-art 3-in-1 design features very low differential pressure delivering significant energy savings. The 3-in-1 Heat-Exchanger is compact and allows the dryer to be smaller and reduces the space required for the dryer. Hertz offers a variety of 3-in-1 dryers equipped with the 3-in-1 Heat-Exchanger to meet a full range of capacity and power requirements.

  • Double centrifugation due to the bottom fin
  • Reserved direction for the compressed air
  • Gravity effect to the condensed water
  • Special anti-return system
  • Integrated separator
  • Two valve regulation system (thermal and by-
  • pass), allowing to fill properly the exchanger and
  • giving a max. temperature to the exchanger
  • High quality security test of potential leakage
  • Use of hermetic compressor as standard
  • High quality, long lasting components
  • Quick start and reaction time
  • Better coefficient of power
  • Less energy consumption
  • Higher resistance to liquid shocks