Reliable drying to a +3 °C pressure dew point
Stable and effective moisture removal ensures a constant pressure dew point of around +3 °C, which prevents condensation and protects the entire compressed air system.
Donaldson Bora
Donaldson Bora is a series of high-pressure refrigeration dryers for reliable and energy-efficient drying of compressed air at working pressures of up to 45 or 50 bar.
| Pressure dew point: +3 °C |
| Operating pressure: up to 45–50 bar |
| Air inlet temperature: up to 65 °C |
| Version: air- or water-cooled |
| Pressure dew point: +3 °C |
| Operating pressure: up to 45–50 bar |
| Air inlet temperature: up to 65 °C |
| Version: air- or water-cooled |
- Heat exchanger with condensate separatorA combined air-to-air and air-to-refrigerant heat exchanger with an integrated separator ensures efficient cooling and reliable removal of moisture from the compressed air.
- Automatic condensate drainAn electronically controlled condensate drainage system enables reliable and trouble-free operation without the need for manual draining.
- Hot air bypass valve controlAdvanced control of the refrigeration circuit ensures a stable pressure dew point even at partial loads and prevents fluctuations in operation.
- Electronic controller with operation monitoringThe integrated monitoring system displays the dew point, operating hours and alarm and service messages for full control over operation.
- Scroll compressor of the refrigeration circuitA reliable and efficient compressor ensures low vibration, quiet operation and a long service life of the system.
- Robust metal enclosureThe compact and durable construction protects the unit against mechanical damage and allows easy installation into the system.
| Parameter | DHP 0025 AX | DHP 0045 AX | DHP 0075 AX | DHP 0090 AX | DHP 0135 AX | DHP 0180 AX | DHP 0240 AX | DHP 0315 AX | DHP 0450 AX | DHP 0615 AX | DHP 0810 AX | DHP 1010 AX | DHP 1260 AX | DHP 1620 AX | DHP 2280 AX |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Volumetric flow [m³/h] | 25 | 45 | 72 | 90 | 135 | 180 | 240 | 315 | 450 | 615 | 810 | 1.008 | 1.260 | 1.620 | 2.280 |
| Pressure drop [bar] | 0,25 | 0,24 | 0,25 | 0,23 | 0,23 | 0,24 | 0,24 | 0,20 | 0,22 | 0,22 | 0,23 | 0,22 | 0,22 | 0,23 | 0,20 |
| Power supply [V/Ph/Hz] | 230/1/50-60 | 230/1/50-60 | 230/1/50-60 | 230/1/50-60 | 230/1/50 or 60 | 230/1/50 or 60 | 230/1/50 or 60 | 230/1/50 or 60 | 230/1/50 or 60 | 230/1/50 or 60 | 230/1/50 or 60 | 400/3/50 or 460/3/60 | 400/3/50 or 460/3/60 | 400/3/50 or 460/3/60 | 400/3/50 or 460/3/60 |
| Power consumption [kW] | 0,16 | 0,18 | 0,22 | 0,23 | 0,46 | 0,69 | 0,75 | 0,70 | 0,84 | 1,10 | 1,45 | 2,17 | 2,55 | 2,85 | 3,50 |
Benefits
Operation at high pressures up to 45–50 bar
Designed for demanding industrial applications with high operating pressures, which allows use in a wide range of processes and industries.
Stable operation even under variable loads
Hot air bypass control ensures constant operation and a stable dew point even at partial loads, with no fluctuations in air quality.
Automatic condensate drain
An integrated system for automatic condensate drainage ensures safe and reliable moisture removal without any manual intervention.
Smart electronic control
An advanced controller allows monitoring of the dew point, operating hours and alarms, and gives timely warning of service needs.
Low pressure drop and high efficiency
An optimised heat exchanger ensures minimal pressure losses and high cooling efficiency, which reduces energy losses in the system.
Compact and robust design
The metal enclosure and compact design allow easy installation, take up less space and protect against mechanical damage and dirt.
Quiet and reliable operation
The scroll compressor in the refrigeration circuit ensures low vibration, quiet operation and a long service life of the system.
Efficient refrigeration system
An advanced refrigeration circuit with temperature and pressure monitoring enables optimal operation and energy-efficient air drying.
Flexibility and a wide range of applications
Available in an air-cooled or water-cooled version and in several sizes, which allows precise adaptation to the flow rate and the requirements of the system.
Chemical Industry
High pressuresReliable drying of compressed air at high pressures for chemical processes, where protection of the equipment and stable air quality are essential.
Electrical Industry
Clean airA stable pressure dew point and dry process air for sensitive electrical and electronic applications, where moisture causes failures.
Mechanical Engineering
Continuous operationReliable air drying for production lines and industrial systems, where continuity of operation and protection of the pneumatics are essential.
Automotive Industry
Consistent qualityConsistent compressed air quality for paint shops, assembly and automated processes, where moisture means defects and scrap.
Air treatment
Describe your compressed air system and we will propose the right solution.
Fill in a short form and we will prepare an optimal solution for cooling, drying, filtration, and condensate removal.
Improved air quality
Condensate removal optimization
Complete system solution
Where to find us
DirectionsPod lipami 4 · 1370 Logatec, Slovenija
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