/ Product catalogue / Commercial and industrial ventilation / Inline fans / For round ducts / KSD / KSD 315/250x2-4E
| Unit of measurement | KSD 315/250x2-4E | |
| Connected air duct size | mm | 315/250 |
| Minimum supply voltage | V | 230 |
| Maximum supply voltage | V | 230 |
| Power supply frequency | Hz | 50 |
| Rated power | W | 764 |
| Unit current | A | 3.36 |
| Maximum airflow | m3/h | 3420 |
| Sound pressure level LpA at 3 m | dB(A) | 45 |
| Weight | kg | 33 |
| Transported air temperature (max) | °С | 50 |
| Transported air temperature (min) | °С | -20 |
| Ingress protection rating | - | IPX4 |
| Trademark | Vents |
| Model | KSD 315/250x2-4E |
| Type of drive installed | External MSD or VSD |
| Type of heat recovery system | None |
| Nominal flow rate (m3/s) | 0.433 |
| Nominal external pressure (Pa) | 331 |
| Maximum external leakage rates (%) | 2.7 |
| Static efficiency (%) | 24.9 |
| Declared typology | NRVU UVU |
| Sound power level (dB(A)) | 65 |
| Effective electric power input (kW) | 0.587 |
| ∅D | ∅D1 | ∅d | B | B1 | B2 | B3 | H | H1 | H2 | H3 | H4 | L | L1 | L2 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 313 | 248 | 20 | 600 | 550 | 171 | 431 | 500 | 340 | 176 | 326 | 537 | 680 | 580 | 510 |
