BACKWARD CENTRIFUGAL IN SOUNDPROOF CABINET
MANUFACTURING FEATURES
• Box manufactured in galvanised steel sheet.
• Centrifugal fan with self-cleaning system and backward blade impeller. Direct coupling motor to the impeller.
• Standard asynchronous squirrel-cage motor with IP-55 protection and Class F insulation.
• Manufactured with standard voltages: 230/400V 50Hz in three phase motors up to 4kW, and 400/690V 50Hz for higher powers.
• Exchangeable pannels.
• Open outlet.
APPLICATIONS
Designed for inline installation, they are suitable for:
• Air renewal in buildings and industries.
• Maximum working temperature: 60ºC.
UNDER REQUEST
• Special voltages.
• Double skin insulation.
| Fan sheet |
|||
|---|---|---|---|
| Fan type |
Fan with forward-curved blades ≥ 5 kW or fan with backward-curved blades |
||
| Installation category |
B | Fan in free inlet conditions and with a duct coupled to the outlet, and with a partition between the inlet and outlet areas |
|
| Efficiency category |
Total | ||
| VF | No | ||
| Values | Requirements 2026 | ||
| Max. efficiency (%) |
56.87 | 53.66 | |
| Efficiency grade (N) |
70.2 | 67 | |
| Absorbed power (kW) | 0.537 | ||
| Flow (m³/h) |
3242.91 | ||
| Total pressure (Pa) |
327.84 | ||
| Speed (rpm) |
1410 | ||
| Specific ratio |
1.00 | ||