/ Product catalogue / Commercial and industrial ventilation / Inline fans / For rectangular ducts / Box / Box 50x30 4D
| Unit of measurement | Box 50x30 4D | |
| Connected air duct size | mm | 500x300 |
| Phases | - | 3 |
| Minimum supply voltage | V | 400 |
| Maximum supply voltage | V | 400 |
| Power supply frequency | Hz | 50/60 |
| Rated power | W | 136 |
| Unit current | A | 0.34 |
| Maximum airflow | m³/h | 1380 |
| Rotation speed at 50hz | - | 1360 |
| Sound pressure level LpA at 3 m | dB(A) | 52 |
| Weight | kg | 19.8 |
| Transported air temperature (max) | °С | 65 |
| Transported air temperature (min) | °С | -25 |
| Ingress protection rating | - | IPX4 |
| Ingress protection rating of the drive | - | IP44 |
| Impeller material | - | Aluminium |
| Article | - | 8013805 |
| Trademark | Blauberg |
| Model | Box 50x30 4D |
| Type of ventilation unit | Unidirectional |
| Type of drive installed | External MSD or VSD |
| Type of heat recovery system | None |
| Nominal external pressure (Pa) | 184 |
| Maximum external leakage rates (%) | 2.7 |
| Static efficiency (%) | 38.3 |
| Effective electric power input (kW) | 0.111 |
| Sound power level (dB(A)) | 73 |
| Declared typology | NRVU UVU |
| B | B1 | H | H1 | H2 | L |
|---|---|---|---|---|---|
| 500 | 540 | 300 | 340 | 340 | 680 |
