/ Product catalogue / Commercial and industrial ventilation / Inline fans / For rectangular ducts / Box-I EC / Box-I EC 90x50-3 max 
| Unit of measurement | Box-I EC 90x50-3 max | |
| Connected air duct size | mm | 900x500 |
| Phases | - | 3 |
| Minimum supply voltage | V | 400 |
| Maximum supply voltage | V | 400 |
| Power supply frequency | Hz | 50/60 |
| Rated power | W | 3429 |
| Unit current | A | 5 |
| Maximum airflow | m³/h | 11190 |
| Rotation speed at 50hz | - | 1800 |
| Sound pressure level LpA at 3 m | dB(A) | 47 |
| Weight | kg | 125 |
| Transported air temperature (max) | °С | 50 |
| Transported air temperature (min) | °С | -25 |
| Ingress protection rating | - | IPX4 |
| Ingress protection rating of the drive | - | IP54 |
| Impeller material | - | Aluminium |
| Article | - | 8062018 |
| Trademark | Blauberg |
| Model | Box-I EC 90x50-3 max |
| Type of ventilation unit | Unidirectional |
| Type of drive installed | Integrated VSD |
| Type of heat recovery system | None |
| Nominal external pressure (Pa) | 362 |
| Maximum external leakage rates (%) | 2.7 |
| Static efficiency (%) | 62.3 |
| Effective electric power input (kW) | 0.974 |
| Sound power level (dB(A)) | 67 |
| Declared typology | NRVU UVU |
| H | H1 | H3 | L | L1 | W | W1 | W2 | W3 |
|---|---|---|---|---|---|---|---|---|
| 500 | 520 | 814 | 1037 | 800 | 900 | 920 | 1083 | 1055 |
| Name | Photo | Description |
|---|---|---|
| Blauberg CDT E/0-10 |
|
Speed control for EC motors |
