| Unit of measurement | VOK1 250 | |
| Connected air duct size | mm | 250 |
| Minimum supply voltage | V | 220 |
| Maximum supply voltage | V | 240 |
| Power supply frequency | Hz | 50/60 |
| Rated power | W | 68 |
| Unit current | A | 0.48 |
| Maximum airflow | m3/h | 1070 |
| Sound pressure level LpA at 3 m | dB(A) | 48 |
| Weight | kg | 7.2 |
| Transported air temperature (max) | °С | 40 |
| Ingress protection rating | - | IP24 |
| Ingress protection rating of the drive | - | IP44 |
| Trademark | Vents |
| Model | VOK1 250 |
| Type of drive installed | External MSD or VSD |
| Type of heat recovery system | None |
| Nominal flow rate (m3/s) | 0.096 |
| Nominal external pressure (Pa) | 60 |
| Maximum external leakage rates (%) | 2.7 |
| Static efficiency (%) | 8 |
| Declared typology | NRVU UVU |
| Effective electric power input (kW) | 0.073 |
| Sound power level (dB(A)) | 68 |
| ∅D | ∅D1 | H | L | L1 |
|---|---|---|---|---|
| 262 | 405 | 300 | 425 | 330 |
