ADRY-BM-12 desiccant dryer for breathing air – G 3/8", 200 l/min
Code: ADRY-BM-12Product detailed description
The Omega Air ADRY-BM-12 desiccant dryer dries and purifies 12 Nm³/h (200 l/min) of compressed air for breathing. The pressure dew point is −40 °C, 9.5 Nm³/h remains at the outlet and the rest is used for regeneration.
It belongs to the ADRY BM dryer range, where you will find all sizes and an explanation of how the dryer works.
Technical data
| Parameter | Value |
|---|---|
| Inlet flow | 12 Nm³/h (200 l/min) |
| Outlet flow | 9.5 Nm³/h |
| Connection | G 3/8" |
| Working pressure | 4 to 16 bar |
| Pressure dew point | −40 °C, −25 °C or −70 °C on request |
| Operating temperature | +1.5 to +50 °C |
| Power supply | 230 V, 50/60 Hz |
| Power consumption | less than 35 W |
| Protection rating | IP 65 |
| Control unit | basic version 6 LEDs, with energy-saving dew point control a display |
| Dimensions A × B × C | 687 × 370 × 100 mm |
| Dimensions with filters A* × B* × C* | 715 × 470 × 130 mm |
| Foot spacing D | 444 mm |
| Weight | 19.3 kg |
| Inlet filter | 0.01 µm microfilter |
| Outlet filter | 1 µm dust filter |
| Columns | 2 with desiccant and 1 with special functional materials |
| Use according to the manufacturer | breathing air; BM version also for medical applications where the European Pharmacopoeia applies |
| Regeneration air consumption | 15 to 21.6% on average |
| Colour | RAL 9003 |
Dimensions

Height 687 mm (715 mm with filters), width 370 mm (470 mm with filters), depth 100 mm (130 mm with filters), weight 19.3 kg.
Flow under other conditions
The nominal flow applies to 7 bar, an inlet temperature of +35 °C and a dew point of −40 °C. Under other conditions, multiply it by the factors: for example at 10 bar and +40 °C the ADRY-BM-12 handles 268 l/min (200 × 1.38 × 0.97).
Factor F1 – working pressure
| Pressure bar | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Factor | 0.63 | 0.75 | 0.88 | 1.00 | 1.13 | 1.25 | 1.38 | 1.50 | 1.63 | 1.75 | 1.88 | 2.00 | 2.13 |
Factor F2 – inlet air temperature
| Temperature °C | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| Factor | 1.00 | 1.00 | 1.00 | 0.97 | 0.87 | 0.80 |
Factor F3 – pressure dew point
| Dew point °C | −25 | −40 | −70 |
|---|---|---|---|
| Factor | 1.10 | 1.00 | 0.70 |
Service kits for this dryer
| Interval | Kit | Contents |
|---|---|---|
| After 1 year | ADRY-B-12-1R | filter elements, silencers and desiccant |
| After 2 years | ADRY-B-12-2R | filter elements, silencers, non-return valve, desiccant and seals |
| After 4 years | ADRY-B-12-4R | filter elements, silencers, valve set, desiccant and seals |
How it works
Two desiccant columns alternate: one dries while the other is regenerated with part of the dry air. A third column with special functional materials reduces the concentration of certain substances to an acceptable level.
In the basic version the control unit shows its status with six LEDs, dryers with energy-saving dew point control have a control unit with a display.
Where to install the dryer
The dryer is installed after the compressor and the air receiver. The inlet microfilter protects it against oil and particles, the outlet dust filter captures dust from the desiccant. An overview of filters can be found under industrial filtration according to ISO 8573-1.
Dryers without the third column are in the ADRY desiccant dryers category.
Additional parameters
| Category: | ADRY BM desiccant dryers for breathing air |
|---|---|
| Pressure: | 16 bar |
| Connecting: | 3/8" |
| Motor power: | 35 W |
| Mains voltage: | 230/50 V/Hz |
| Dimensions: | 470 × 130 × 715 mm |
| Weight: | 19.3 kg |
| Flow: | 200 l/min |
| ISO class: | x/2/x - ISO 8573.1 |
| Equipment: | Control unit LED display, Filtration |
| Pressure dew point: | -70°C, -40 °C, -25 °C |
| Dryer type: | Adsorption dryer |
Product rating
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Alfa and Omega from SloveniaIn the Slovenian capital, Ljubljana, there is a company specialized in compressed air treatment, production of industrial filters and filter inserts, separators or special membrane dryers and other products. Omega Air was founded in 1988 as a family business and soon secured a place in the industry. Over the years, Omega Air's workforce has also grown with increasing production and today the company employs more than 250 people. |
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Omega products are used everywhereA wide range of applications is typical for Omega Air products. Its products are used in heavy industry as well as by private entities. Slovenia's footprint is thus noticeable in industrial sectors such as electrical, gastronomy, pharmaceuticals, moto and also in the chemical-industrial sector. However, the company's main product is special filters, which are exported all over the world. |
No greenhorn in the industryOmega Air also boasts several proprietary innovations and patents that originate in the development department. The company has also been awarded several times for its innovative solutions at the International Engineering Fair itself, which is traditionally held in Hannover, Germany. The Omega Air product range is brought to you by our air compressors company below. |
What Omega Air produces:
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