50 Hz
50 Hz
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 | A variable speed drive is not required | |
| Motor power (kW) | 1,5 | |
| Requirements 2026 | Values | |
| Max. efficiency (%) | 57.86 | 59.69 |
| Efficiency grade (N) | 67 | 68.83 |
| Maximum efficiency point data | ||
| Flow (m³/h) | 8189.42 | |
| Total pressure (Pa) | 341.41 | |
| Speed (rpm) | 940 | |
| Absorbed power (kW) | 1.348 | |
| Specific ratio | 1.00 | |
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