50 Hz
50 Hz
CENTRIFUGAL DIRECT DRIVE FAN WITH FORWARD CURVED IMPELLER IN SOUNDPROOF BOX WITH SANDWICH PANELS
MANUFACTURING FEATURES
• Impellers made of polyamide reinforced with fibreglass.
• DD range fans assembled in soundproof cabinets.
• Structure profile made of aluminium 30 mm.
• Casing made of galvanized sandwich panel, with inner rock wool A1 class (100% noncombustible), density 90Kg/m3.
• Connection gland included.
• Easy access through lateral panel.
• Fan can be placed in any position by exchanging panels.
• Closed motors specially designed. Extruded aluminium motor housing. Totally enclosed wiring box IP-65. IP-54 motor protection and rated class F insulation. Standard voltages 230V 50Hz for single phase and 230/400V 50Hz for three phase motors.
APPLICATIONS
Designed for inline installation, indoor or outdoor assembly, they are suitable for:
• Air renewal in buildings and industries.
• Maximum working temperature: 50ºC.
UNDER REQUEST
• 3 speed fans.
• Impeller made of galvanized 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 | A variable speed drive is not required | |
| Motor power (kW) | 0,21 | |
| Requirements 2026 | Values | |
| Max. efficiency (%) | 34.63 | 36.51 |
| Efficiency grade (N) | 52 | 53.88 |
| Maximum efficiency point data | ||
| Flow (m³/h) | 1713.03 | |
| Static pressure (Pa) | 180.33 | |
| Speed (rpm) | 945 | |
| Absorbed power (kW) | 0.222 | |
| Specific ratio | 1.00 | |
Phone: +46 431 850 00
Fax: +46 431 850 10