| Trademark |
Vents |
| Model |
VKMz 250 |
| Specific energy consumption (SEC) (kWh/(m2/a)) |
Cold |
Average |
Warm |
| 53.7 |
A+ |
26.7 |
B |
11.2 |
E |
| Type of ventilation unit |
Unidirectional |
| Type of drive installed |
Variable speed |
| Type of heat recovery system |
None |
| Maximum flow rate (m3/h) |
980 |
| Electric power input (W) |
152 |
| Reference flow rate (m3/s) |
0.191 |
| Reference pressure difference (Pa) |
50 |
| Specific power input (SPI) (W/(m3/h)) |
0.122 |
| Control typology |
Local demand control |
| Maximum external leakage rates (%) |
2.7 |
| Declared typology |
RVU UVU |
| Sound power level (dB(A)) |
52 |
| The annual electricity consumption (AEC) (kWh/a) |
Cold |
Average |
Warm |
| 64 |
64 |
64 |
| The annual heating saved (AHS) (kWh/a) |
Cold |
Average |
Warm |
| 5536 |
2830 |
1280 |
/ Product catalogue / Commercial and industrial ventilation / Inline fans / For round ducts / VKMz / VKMz 250
