/ Product catalogue / Commercial and industrial ventilation / Inline fans / For rectangular ducts / Box-F / Box-F 500x250 4D
| Unit of measurement | Box-F 500x250 4D | |
| Connected air duct size | mm | 500x250 |
| Phases | - | 3 |
| Minimum supply voltage | V | 400 |
| Maximum supply voltage | V | 400 |
| Power supply frequency | Hz | 50 |
| Rated power | W | 570 |
| Unit current | A | 0.94 |
| Maximum airflow | m³/h | 1850 |
| Rotation speed at 50hz | - | 1270 |
| Sound pressure level LpA at 3 m | dB(A) | 54 |
| Weight | kg | 24 |
| Transported air temperature (max) | °С | 40 |
| Transported air temperature (min) | °С | -20 |
| Ingress protection rating | - | IPX4 |
| Ingress protection rating of the drive | - | IP44 |
| Impeller material | - | Galvanized steel |
| Trademark | Blauberg |
| Model | Box-F 500x250 4D |
| Type of drive installed | External MSD or VSD |
| Type of heat recovery system | None |
| Nominal external pressure (Pa) | 310 |
| Maximum external leakage rates (%) | 2.7 |
| Static efficiency (%) | 34.3 |
| Declared typology | NRVU UVU |
| Effective electric power input (kW) | 0.21 |
| Sound power level (dB(A)) | 74 |
| B | B1 | B2 | H | H1 | H2 | H3 | L |
|---|---|---|---|---|---|---|---|
| 500 | 520 | 540 | 250 | 270 | 290 | 335 | 640 |
| Name | Photo | Description |
|---|---|---|
| Blauberg CDR5E D1.5 M |
|
Three phase speed controller |
| Blauberg CDR5E D4.0 M |
|
Three phase speed controller |
| Blauberg CDR5E D6.0 M |
|
Three phase speed controller |
| Blauberg CDR5E D8.0 M |
|
Three phase speed controller |
| Blauberg CDR5E D11.0 M |
|
Three phase speed controller |
| Blauberg CDR5E D14.0 M |
|
Three phase speed controller |
