/ Product catalogue / Commercial and industrial ventilation / Inline fans / For round duct / Iso-B EC / Iso-B EC 250 
| Unit of measurement | Iso-B EC 250 | |
| Phases | - | 1 |
| Minimum supply voltage | V | 230 |
| Maximum supply voltage | V | 230 |
| Power supply frequency | Hz | 50/60 |
| Maximum airflow | m³/h | 1145 |
| Transported air temperature (max) | °С | 60 |
| Transported air temperature (min) | °С | -25 |
| Ingress protection rating | - | IPX4 |
| Ingress protection rating of the drive | - | IP55 |
| Impeller material | - | Plastic |
| Trademark | Blauberg | |||||
| Model | Iso-B EC 250 | |||||
| Specific energy consumption (SEC) (kWh/(m²/a)) | Cold | Average | Warm | |||
| -53.9 | A+ | -26.8 | B | -11.3 | 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) | 163.5 | |||||
| Reference flow rate (m³/s) | 0.191 | |||||
| Reference pressure difference (Pa) | 50 | |||||
| Specific power input (SPI) (W/(m³/h)) | 0.114 | |||||
| Control typology | Local demand control | |||||
| Maximum external leakage rates (%) | 2.7 | |||||
| Declared typology | RVU UVU | |||||
| The annual electricity consumption (AEC) (kWh/a) | Cold | Average | Warm | |||
| 60 | 60 | 60 | ||||
| The annual heating saved (AHS) (kWh/a) | Cold | Average | Warm | |||
| 5536 | 2830 | 1280 | ||||
| ØD | L | L1 | B | B1 | H |
|---|---|---|---|---|---|
| 249 | 435 | 490 | 485 | 590 | 295 |
