/ Product catalogue / Commercial and industrial ventilation / Inline fans / For round ducts / VK / VK 125
| Unit of measurement | VK 125 | |
| Connected air duct size | mm | 125 |
| Minimum supply voltage | V | 220 |
| Maximum supply voltage | V | 240 |
| Power supply frequency | Hz | 50/60 |
| Rated power | W | 79 |
| Unit current | A | 0.34 |
| Maximum airflow | m3/h | 355 |
| Weight | kg | 2.2 |
| Transported air temperature (max) | °С | 55 |
| Transported air temperature (min) | °С | -25 |
| Ingress protection rating | - | IPX4 |
| Trademark | Vents | |||||
| Model | VK 125 | |||||
| Specific energy consumption (SEC) (kWh/(m2/a)) | Cold | Average | Warm | |||
| -53.2 | A+ | -26.1 | B | -10.6 | E | |
| Type of ventilation unit | Unidirectional | |||||
| Type of drive installed | Variable speed | |||||
| Type of heat recovery system | None | |||||
| Maximum flow rate (m3/h) | 300 | |||||
| Electric power input (W) | 79 | |||||
| Reference flow rate (m3/s) | 0.058 | |||||
| Reference pressure difference (Pa) | 50 | |||||
| Specific power input (SPI) (W/(m3/h)) | 0.167 | |||||
| Control typology | Local demand control | |||||
| Maximum external leakage rates (%) | 2.7 | |||||
| Declared typology | RVU UVU | |||||
| Sound power level (dB(A)) | 66 | |||||
| The annual electricity consumption (AEC) (kWh/a) | Cold | Average | Warm | |||
| 88 | 88 | 88 | ||||
| The annual heating saved (AHS) (kWh/a) | Cold | Average | Warm | |||
| 5536 | 2830 | 1280 | ||||
| ØD | ØD1 | B | L | L1 | L2 | L3 |
|---|---|---|---|---|---|---|
| 125 | 250 | 270 | 220 | 30 | 27 | 30 |
