/ Product catalogue / Commercial and industrial ventilation / Axial fans / Wall / Axis-QR / Axis-QR 550 4D| Unit of measurement | Axis-QR 550 4D | |
| Connected air duct size | mm | 550 |
| Minimum supply voltage | V | 400 |
| Maximum supply voltage | V | 400 |
| Power supply frequency | Hz | 50/60 |
| Rated power | W | 750 |
| Unit current | A | 1.5 |
| Maximum airflow | m3/h | 9700 |
| Sound pressure level LpA at 3 m | dB(A) | 64 |
| Weight | kg | 16.5 |
| Transported air temperature (max) | °С | 60 |
| Transported air temperature (min) | °С | -30 |
| Ingress protection rating | - | IP24 |
| Trademark | Blauberg |
| Model | Axis-QR 550 4D |
| Type of drive installed | External MSD or VSD |
| Type of heat recovery system | None |
| Nominal flow rate (m3/s) | 1.778 |
| Nominal external pressure (Pa) | 140 |
| Maximum external leakage rates (%) | 2.7 |
| Static efficiency (%) | 38.7 |
| Effective electric power input (kW) | 0.656 |
| Sound power level (dB(A)) | 93 |
| Declared typology | NRVU UVU |
| ØD | ØD1 | ØD2 | Ød | L |
|---|---|---|---|---|
| 570 | 645 | 710 | 11 | 260 |
| Name | Photo | Description |
|---|---|---|
| Blauberg CDT E1.8 |
|
Thyristor speed controller |
