/ Product catalogue / Commercial and industrial ventilation / Roof fans / Centrifugal / VKH EC / VKH 450 EC
| Unit of measurement | VKH 450 EC | |
| Minimum supply voltage | V | 400 |
| Maximum supply voltage | V | 400 |
| Power supply frequency | Hz | 50/60 |
| Rated power | W | 1323 |
| Unit current | A | 3.27 |
| Maximum airflow | m3/h | 8110 |
| Sound pressure level LpA at 3 m | dB(A) | 63 |
| Weight | kg | 46 |
| Transported air temperature (max) | °С | 60 |
| Transported air temperature (min) | °С | -20 |
| Ingress protection rating | - | IPX4 |
| Ingress protection rating of the drive | - | IP54 |
| Trademark | Vents |
| Model | VKH 450 EC |
| Type of drive installed | Integrated VSD |
| Type of heat recovery system | None |
| Nominal flow rate (m3/s) | 1.239 |
| Nominal external pressure (Pa) | 483 |
| Maximum external leakage rates (%) | 2.7 |
| Static efficiency (%) | 65.8 |
| Declared typology | NRVU UVU |
| Sound power level (dB(A)) | 75 |
| Effective electric power input (kW) | 1.01 |
| ∅D | ∅d | H | L | L1 | L2 |
|---|---|---|---|---|---|
| 438 | 11 | 420 | 710 | 535 | 700 |
