CompAir oil free DH rotary screw compressorOil Free Water-Injected Rotary Screw Compressors
DH Series 15-110 kW

When you choose the DH range of oil free water-injected rotary screw compressors from CompAir, you get a clean, reliable and cost-efficient air supply that benefits your business and your bottom line!

Air purity is critical for many applications where even the tinest drop of oil can cause product spoilage or damage production equipment. For this reason, the DH series oil free water-injected rotary screw compressors from CompAir contains absolutely no oil anywhere in the compressor and has been certified ISO 8573-1 Class Zero (2010) and silicone free, making it better and safer with simply no risk of oil contamination.

Delivering the highest quality, oil free compressed air for all applications, the DH range of compressors from 15 to 110 kW, are available air or water cooled and as a fixed speed or regulated speed compressor.

Key Benefits

  • No oil = No risk
    The use of absolutely no oil negates the issues of contaminated air. The DH range of oil free water-injected rotary screw compressors have been certified ISO 8573-1 Class Zero (2010) and silicone free.
  • Increase reliability
    With the Delcos XL comprehensive compressor controller, you can ensure the safe and reliable operation of your compressor and protect your investment by continuously monitoring the operational parameters – essential for reducing your running costs.
  • Reduce energy costs
    The D15H RS to D110H RS oil free water-injected rotary screw compressors incorporate regulated speed technology for maximum efficiency, cutting energy and saving money. Regulated speed compressors can efficiently and reliably handle the varying air demand and can easily save up to 25% energy at it consumes just the energy required to do the job and no more.
  • Reduce maintenance
    A robust design and simple construction including; fewer moving parts, cooler operating temperatures, no oil or oil laden parts to dispose of and, lower speeds and balanced bearings, make the DH range easier to maintain, reducing the maintenance required and keeping service costs to a minimum.
  • Free of charge AssureTM Warranty
    The CompAir AssureTM Warranty and Service programmes will assure you up to 44,000 hours / 6 years (whichever is the soonest) peace of mind, and is one of the most generous warranties available in the industry. It is also totally free to the compressor owner (subject to Terms & Conditions).

Technical Data

Fixed Speed – Air & Water Cooled

  Model  Cooling
Method		 Motor
Rating (kW)		 Working
Pressure
(bar g)		 Free Air Delivered
(m3/min)		 Dimensions
LxWxH(mm)		 Noise Level
dB(A)**		 Weight
(kg)
8 bar g* 10 bar g*
  D15H Air 15 8 10 2.30 1.80 1345x880x1612 68 672
Water 65 624
  D22H Air 22 8 10 3.50 2.89 1345x880x1612 68 691
Water 65 643
  D37H Air 37 8 10 5.86 5.04 1722x920x1659 71 960
Water 61 860

Regulated Speed – Air & Water Cooled

 Model Cooling
Method		 Motor
Rating (kW)		 Working
Pressure (bar g)		 Free Air Delivered
(m3/min)		 Dimensions
LxWxH (mm)		 Noise Level
dB(A)**
(70% load)		 Weight
(kg)
Min Max Min* Max*
  D15H RS Air 15 5 10 0.32 2.34 1345x880x1612 67 687
Water 64 639
  D22H RS Air 22 5 10> 0.68 3.45 1345x880x1612 67 687
Water 64 658
  D37H RS Air 37 5 10 1.09 6.87 1722x920x1659 71 995
Water 60 895
  D50H RS Air 50 5 10 1.17 7.64 2158x1412x1971 73 1570
Water 1490
  D75H RS Air 75 5 10 1.72 11.39 2158x1412x1971 75 1890
Water 1810
  D110H RS Water 110 5 10 3.04 18.55 2158x1412x1971 72 2200

*Data measured and stated in accordance with ISO 1217 Edition 4, Annex C & E at the following conditions: Air Intake Pressure 1 bar a / 14.5 psi; Air Intake Temperature 20° C / 68° F ; Humidity 0 % (dry)
**Measured in free field conditions in accordance with ISO 2151, tolerance ± 3 dB (A)

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