/ Product catalogue / Commercial and industrial ventilation / Inline fans / For round ducts / VKM EC / VKM 250 EC Q
| Unit of measurement | VKM 250 EC Q | |
| Connected air duct size | mm | 250 |
| Minimum supply voltage | V | 230 |
| Maximum supply voltage | V | 230 |
| Power supply frequency | Hz | 50/60 |
| Rated power | W | 100 |
| Unit current | A | 0.74 |
| Maximum airflow | m3/h | 2500 |
| Sound pressure level LpA at 3 m | dB(A) | 44 |
| Transported air temperature (max) | °С | 60 |
| Transported air temperature (min) | °С | -25 |
| Ingress protection rating | - | IPX4 |
| Ingress protection rating of the drive | - | IP44 |
| Trademark | Vents | |||||
| Model | VKM 250 EC Q | |||||
| Specific energy consumption (SEC) (kWh/(m2/a)) | Cold | Average | Warm | |||
| 54.6 | A+ | 27.5 | B | 12 | E | |
| Type of ventilation unit | Unidirectional | |||||
| Type of drive installed | Variable speed | |||||
| Type of heat recovery system | None | |||||
| Maximum flow rate (m3/h) | 920 | |||||
| Electric power input (W) | 105 | |||||
| Reference flow rate (m3/s) | 0.179 | |||||
| Reference pressure difference (Pa) | 50 | |||||
| Specific power input (SPI) (W/(m3/h)) | 0.061 | |||||
| Control typology | Local demand control | |||||
| Maximum external leakage rates (%) | 2.7 | |||||
| Declared typology | RVU UVU | |||||
| Sound power level (dB(A)) | 58 | |||||
| The annual electricity consumption (AEC) (kWh/a) | Cold | Average | Warm | |||
| 32 | 32 | 32 | ||||
| The annual heating saved (AHS) (kWh/a) | Cold | Average | Warm | |||
| 5536 | 2830 | 1280 | ||||
| ØD | ØD1 | B | B1 | H | L | L1 | L2 | L3 |
|---|---|---|---|---|---|---|---|---|
| 248 | 345 | 395 | 355 | 435 | 250 | 25 | 30 | 40 |
