Outstanding energy efficiency
An advanced variable speed system adjusts the output of the compressor and the condenser to the actual demand, which reduces energy consumption by up to 90 % at partial load.
Donaldson Boreas
An intelligent compressed air refrigeration dryer for energy-efficient moisture removal, a stable dew point and reliable operation even under variable loads.
| Device type Compressed air refrigeration dryer |
| Dew point Up to +3 °C |
| Flow rate 1,260 to 21,000 m³/h |
| Operating pressure Up to 14 bar(g) |
| Inlet air temperature Up to 70 °C |
| Versions Air- or water-cooled |
| Device type Compressed air refrigeration dryer |
| Dew point Up to +3 °C |
| Flow rate 1,260 to 21,000 m³/h |
| Operating pressure Up to 14 bar(g) |
| Inlet air temperature Up to 70 °C |
| Versions Air- or water-cooled |
- Variable speed driveAs standard, a frequency converter regulates the operation of the refrigeration compressor and the condenser according to the current load, which enables high energy efficiency and stable operation.
- Intelligent microprocessor controllerThe advanced controller continuously monitors temperature, pressure and other operating parameters and automatically optimises the operation of the dryer according to the actual conditions.
- Multifunction touch displayThe permanently backlit touch screen provides an overview of the dew point, energy consumption, alarms, service reminders, operating hours and the event history.
- Electronic expansion valveThe electronically temperature- and pressure-controlled expansion valve ensures precise regulation of the refrigerant and a constant dew point without pronounced fluctuations.
- Aluminium heat exchangerThe high-performance aluminium heat exchanger with integrated condensate separation ensures a compact design, low pressure losses and good resistance to contaminants.
- Electronic condensate drain with no air lossThe level-controlled electronic condensate drain automatically removes moisture without any loss of compressed air, which further reduces operating costs.
- Alarm system and event logThe system includes a pre-alarm and an alarm, a record of the alarm history with operating parameters and a USB port for exporting data.
- Scroll refrigeration compressorThe refrigeration scroll compressor ensures reliable compression of the refrigerant, low vibration and quiet operation in an industrial environment.
| Parameter | DV 1260 | DV 1650 | DV 1800 | DV 2000 | DV 2300 | DV 2800 | DV 3500 | DV 4300 | DV 5500 | DV 6250 | DV 7000 | DV 8750 | DV 10500 | DV 12500 | DV 14000 | DV 17500 | DV 21000 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Flow rate [m³/h] | 1260 | 1650 | 1800 | 2000 | 2300 | 2800 | 3500 | 4300 | 5500 | 6250 | 7000 | 8750 | 10500 | 12500 | 14000 | 17500 | 21000 |
| Flow rate [m³/min] | 21 | 28 | 30 | 33 | 38 | 47 | 58 | 72 | 92 | 104 | 117 | 146 | 175 | 208 | 233 | 292 | 350 |
| Differential pressure [mbar] | 210 | 160 | 170 | 210 | 190 | 120 | 190 | 250 | 210 | 230 | 190 | 260 | 210 | 230 | 190 | 260 | 210 |
| Required cooling medium: air / water [m³/h] | 5400 | 7200 | 7400 | 7400 | 14400 | 14400 | 14800 | 14800 | 21600 | 22200 | 28800 | 29600 | 44400 | 44400 | 56000 | 56000 | 88800 |
| Power consumption [kW] | 2,20 | 3,10 | 3,50 | 3,90 | 3,80 | 4,40 | 6,10 | 7,50 | 9,00 | 10,60 | 10,80 | 14,10 | 16,90 | 21,60 | 27,60 | 30,50 | 33,80 |
| Power supply | 400 V ±10 % / 3 / 50 Hz | 400 V ±10 % / 3 / 50 Hz | 400 V ±10 % / 3 / 50 Hz | 400 V ±10 % / 3 / 50 Hz | 400 V ±10 % / 3 / 50 Hz | 400 V ±10 % / 3 / 50 Hz | 400 V ±10 % / 3 / 50 Hz | 400 V ±10 % / 3 / 50 Hz | 400 V ±10 % / 3 / 50 Hz | 400 V ±10 % / 3 / 50 Hz | 400 V ±10 % / 3 / 50 Hz | 400 V ±10 % / 3 / 50 Hz | 400 V ±10 % / 3 / 50 Hz | 400 V ±10 % / 3 / 50 Hz | 400 V ±10 % / 3 / 50 Hz | 400 V ±10 % / 3 / 50 Hz | 400 V ±10 % / 3 / 50 Hz |
| Max. operating pressure | 14 bar(g) | 14 bar(g) | 14 bar(g) | 14 bar(g) | 14 bar(g) | 14 bar(g) | 14 bar(g) | 14 bar(g) | 14 bar(g) | 14 bar(g) | 14 bar(g) | 14 bar(g) | 14 bar(g) | 14 bar(g) | 14 bar(g) | 14 bar(g) | 14 bar(g) |
| Max. inlet air temperature | 70 °C | 70 °C | 70 °C | 70 °C | 70 °C | 70 °C | 70 °C | 70 °C | 70 °C | 70 °C | 70 °C | 70 °C | 70 °C | 70 °C | 70 °C | 70 °C | 70 °C |
Benefits
A stable dew point without fluctuations
The electronically controlled expansion valve and intelligent control ensure constant air quality with no fluctuations of the dew point, even under variable loads.
Smart microprocessor control
The advanced controller continuously analyses temperature, pressure and operating conditions and optimises the operation of the dryer for maximum efficiency and reliability.
Fast adaptation to load changes
A thermal accumulator in the heat exchanger allows the system to respond quickly to changes in flow rate and prevents fluctuations in operation.
No air loss during condensate drainage
The electronic, level-controlled condensate drain ensures complete moisture removal without any loss of compressed air.
High-performance heat exchanger
The aluminium heat exchanger with high flow rates ensures low pressure losses, high efficiency and resistance to contaminants.
Clear control and diagnostics
The multifunction display provides an overview of operation, alarms, energy consumption and service intervals, and allows easy integration into monitoring systems.
Environmentally friendly solution
Also available with R-513A refrigerant with a low GWP, with no impact on the ozone layer and with a high safety classification.
Industrial Manufacturing
Equipment protectionReliable drying of compressed air for general industrial processes, where protecting pneumatic systems, tools and production equipment against moisture and failures is essential.
Food Industry
Product qualityA stable and dry compressed air supply for the packaging, transport and processing of food, where moisture can affect product quality and process safety.
Pharmaceuticals
High purityPrecisely controlled compressed air quality without moisture for sensitive production processes, where stable conditions are key to compliance and safety.
Automotive Industry
Process reliabilityReliable operation of pneumatic systems, paint shops and automated lines with no risk of condensate that could cause defects or production downtime.
Electronics
Stable conditionsDry and stable conditions for the production of electronic components, where even minimal moisture can affect the quality and reliability of the products.
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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