BKKF
Product features:
- Double-walled casing with thermal and acoustic insulation, made of galvanized steel sheet
- Model BKKF 400 made of galvanized steel, models BKKF 450–500–560 made of aluminum sheet
- External rotor motor with enclosed design, max. air temperature: 40 °C
- Aerodynamically backward-curved blades, ensuring consistent airflow
- Hinged cover for easy maintenance without fan disassembly
- Removable panels allowing control of airflow direction
- Quiet operation thanks to acoustic insulation
- Rotational speed control (BSC voltage regulator for 1-phase, BSC-F inverter for 3-phase)
Technical Data
| Model | Qmax | Δpmax | PNOM | rpm | INOM | UNOM | LPA2 | Ø | m | T | IP |
|---|---|---|---|---|---|---|---|---|---|---|---|
| BKKF 400 M | 4200 m³/h | 460 Pa | 380 W | 1400 rpm | 1,65 A | 230 V / 50 Hz | 45 dB | Ø270 | 36 kg | -20 °C / 40 °C | IP44 |
| BKKF 450 M | 5500 m³/h | 510 Pa | 620 W | 1400 rpm | 2,8 A | 230 V / 50 Hz | 48 dB | Ø283 | 40 kg | -20 °C / 40 °C | IP44 |
| BKKF 500 T | 7800 m³/h | 840 Pa | 1200 W | 1400 rpm | 2,7 A | 400 V / 50 Hz | 52 dB | Ø344 | 51 kg | -20 °C / 40 °C | IP44 |
| BKKF 560 T | 9800 m³/h | 920 Pa | 1750 W | 1300 rpm | 3,3 A | 400 V / 50 Hz | 55 dB | Ø382 | 65 kg | -20 °C / 40 °C | IP44 |
BKKF duct fans are high-efficiency devices designed for medium and large volume ventilation systems. The robust, insulated casing ensures quiet operation, while the aerodynamically backward-curved blades guarantee stable airflow. With a hinged cover and removable panels, BKKF fans are easy to maintain and allow flexible airflow control. Optional speed regulation enables customization to individual requirements.
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Dimensions [mm]
| Model | A | B | C | D |
|---|---|---|---|---|
| BKKF 400 M | 670 | 670 | 610 | 270 |
| BKKF 450 M | 670 | 670 | 610 | 283 |
| BKKF 500 T | 670 | 670 | 610 | 344 |
| BKKF 560 T | 800 | 800 | 740 | 382 |
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