| Parameter | Unit | ETR-BET250 |
|---|---|---|
| Displacement(50Hz/60Hz) | m3/h | 250/300 |
| Vacuum value | bar | -0.5 |
| Positive pressure value | bar | +0.5 |
| Motor power50Hz | Kw | 7.5 |
| Motor power60Hz | Kw | 9.0 |
| Motor speed50Hz | rpm | 960 |
| Motor speed60Hz | rpm | 1150 |
| Air intake | G2-1/2” | |
| Noise | dB（A） | 81 |
| Weight | Kg | 312 |
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