Ventilation solutions


Hatch Fans
In-line Duct Fans
Axial Fans
Centrifugal Fans
Fans for Ovens
Smoke Extract Fans 400 ºC/2h - 300 ºC/2h
Pressurization Systems for Stairs, Lobbies and Escape Routes
Explosive Atmospheres ATEX fans
Heavy Duty Fans for Industrial Applications
Roof Fans
EC Technology and Efficient Fans
Ventilation for Houses
Heat Recovery Units
Air Purifying and Filtration Units
Air Curtains
Accessories

EC Technology and Efficient Fans


Downloads:
Technical datasheet
HT/EW
Axial rooftop fans, with flat base, with electronically adjustable IE3 high efficiency asynchronous motor

Fan:
• Support base in painted galvanized steel sheet.
• Fibreglass reinforced polyamide-6 impellers, except for 100 models with 4 poles, made of aluminium.
• Bird protection grid.
• Anti-rain deflector cap in painted galvanized sheet steel, with anti-corrosion protection.
• Airflow direction from motor to impeller.

Motor:
• New high efficiency AC asynchronous motors (IE3).
• Fitted with durable ball bearings. IP55 protection.
• Three-phase 230/400 V 50 Hz (up to 4 kW) and 400/690 V 50 Hz (powers greater than 4 kW).
• Fan working temperature: -25ºC +60 ºC.

Electronic speed drive:
• Adjustable speed by 0-10V signal or PI automatic control integrated in the inverter.
• Highly configurable electronic drive with 2 analog inputs, 2 digital inputs, 1 relay output and 1 analog or digital output to select.
• Possibility of connection to MODBUS and CAN Open field buses.
• Electronic drive for easy installation outside the work area. Thanks to its DIN rail it can be mounted on control panels minimizing connections.
• Supplied pre-wired with shielded cable in accordance with EMC directive 2014/30/EU.
• Available with single-phase 220-240V 50/60 Hz input up to 3CV (Type VSD1 / A-RFM) or three-phase 380-415V 50/60 Hz (Type VSD3 / A-RFT). IP20 standard protection. IP66 protection up to 10CV on request.
• Working temperature (VSD): -25ºC + 50 ºC.

On request:
• Possibility of supply as IMPULSION FANS.
• AL version rotors made of cast aluminium.