VARIAIR DTLF 2.500/0-400Pumping speed 584 m³/h
VARIAIR DTLF 2.250/0-400
The Becker VARIAIR DTLF 2.250/0-400 is a dry-running rotary vane compressor with VARIAIR frequency converter. It delivers up to 290 m³/h of oil-free compressed air up to +1.7 bar and matches the speed to the demand between 30 and 60 Hz. Ehrler & Beck advises on selection and service.
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- Pumping speed 290 m³/h 50 Hz 290 m³/h 60 Hz
Becker VARIAIR DTLF 2.250/0-400 – variable-speed oil-free rotary vane compressor
The VARIAIR DTLF 2.250/0-400 combines the dry-running DTLF 2.250 with a VARIAIR frequency converter (VAU-D, up to 30.0 kW). It delivers up to 290 m³/h, works up to +1.7 bar pressure and in a frequency range of 30 to 60 Hz. The converter is supplied with 400–480 V ±10 % at 50 or 60 Hz (max. 35 A). Sound pressure level 76.7 dB(A), weight with motor and converter 310 kg, dimensions 1293 × 644 × 684 mm (L × W × H), pressure connection G 2 1/2".VARIAIR converter technology
The frequency converter matches the output to the demand: the compressor delivers exactly the air volume that is needed and keeps the pressure constant even when consumption fluctuates. This optimises the energy demand.Advice and service
Ehrler & Beck supports you in sizing, supplies accessories and spare parts and carries out maintenance and repair.| Pumping speed 50Hz | 290 |
|---|---|
| Pumping speed 60Hz | 290 |
| Weight | 310 |
| Length | 129.3 |
| Width | 64.4 |
| Height | 68.4 |
| Outlet connection flange | G 2 1/2" |
| Noise level | 76.7 dB(A) |
| Cooling method | Air cooling |
| Oil type | Oil-free |
Additional technical data
| Technical data | Value |
|---|---|
| Design | Rotary vane compressor, dry-running (oil-free), air-cooled, with VARIAIR frequency converter |
| Max. blast air volume | 290 m³/h |
| Max. pressure | +1.7 bar |
| Frequency range | 30–60 Hz |
| Frequency converter | VAU-D, up to 30.0 kW |
| Mains connection | 400–480 V ±10 %, 50/60 Hz, max. 35 A |
| Sound pressure level | 76.7 dB(A) |
| Weight with motor and converter | 310 kg |
| Dimensions L × W × H | 1293 × 644 × 684 mm |
| Pressure connection | G 2 1/2" |
| Becker data sheet | Dated 2025-02-19 |


