CENTRIFUGAL DIRECT DRIVE FAN WITH FORWARD CURVED IMPELLER IN SOUNDPROOF CABINET
MANUFACTURING FEATURES:
• Impellers made of polyamide reinforced with fiberglass up to size 33/33 (12/12). Rest of models made of galvanized steel sheet.
• DD range fans assembled in soundproof cabinets with thermo-acoustic elastomer insulation, M1 fire resistance.
• Fan assembled on antivibration mountings.
• Connection gland included.
• Closed motors specially designed with extruded aluminum housing, which make the whole connection is protected within the integrated terminal box on the motor with IP-65 protection. Motor with IP-54 protection and Class F insulation standard voltages: 230V 50Hz in single phase and 230/400 V three-phase motors.
APPLICATIONS:
Designed for inline installation, indoor or outdoor assembly, they are suitable for:
• Air renewal in buildings and industries.
• Industrial and professional kitchen hoods.
• Maximum working temperature: 50ºC.
UNDER REQUEST:
• 3 speed fans.
• LG0 position.
• Impellers made of galvanised steel sheet.
| Fan sheet |
|||
|---|---|---|---|
| Fan type |
Fan with forward-curved blades < 5 kW or fan with backward-inclined blades |
||
| Installation category |
A | Fan in free inlet and free outlet conditions, and with a partition between the inlet and outlet areas |
|
| Efficiency category |
Static | ||
| VF | No | ||
| Values | Requirements 2026 | ||
| Max. efficiency (%) |
46.74 | 42.26 | |
| Efficiency grade (N) |
56.49 | 52 | |
| Absorbed power (kW) | 1.18 | ||
| Flow (m³/h) |
4932.8 | ||
| Static pressure (Pa) |
409.21 | ||
| Speed (rpm) |
900 | ||
| Specific ratio |
1.00 | ||