/ Product catalogue / Commercial and industrial ventilation / Roof fans / Centrifugal / VKV / VKVz 2E 250
| Unit of measurement | VKVz 2E 250 | |
| Minimum supply voltage | V | 230 |
| Maximum supply voltage | V | 230 |
| Power supply frequency | Hz | 50/60 |
| Rated power | W | 184 |
| Unit current | A | 0.81 |
| Maximum airflow | m3/h | 1450 |
| Sound pressure level LpA at 3 m | dB(A) | 54 |
| Weight | kg | 12.7 |
| Transported air temperature (max) | °С | 50 |
| Transported air temperature (min) | °С | -25 |
| Ingress protection rating | - | IPX4 |
| Ingress protection rating of the drive | - | IP44 |
| Trademark | Vents |
| Model | VKVz 2E 250 |
| Type of drive installed | External MSD or VSD |
| Type of heat recovery system | None |
| Nominal flow rate (m3/s) | 0.358 |
| Nominal external pressure (Pa) | 144 |
| Maximum external leakage rates (%) | 2.7 |
| Static efficiency (%) | 35.4 |
| Declared typology | NRVU UVU |
| Sound power level (dB(A)) | 74 |
| Effective electric power input (kW) | 0.149 |
| A | B | C | ∅D |
|---|---|---|---|
| 481 | 425 | 240 | 285 |
