Ventilation Solutions


Hatch Fans
In-Line Fans for Ducts
Axial Fans
Centrifugal Fans
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Smoke Extract Fans 400ºC/2h - 300ºC/2h
Pressurisation Systems for Staircases, Fire-fighting Lobbies and Escape Routes
Explosive Atmospheres ATEX fans
Heavy Duty Fans for Industrial Applications
Roof Fans
E.C. Technology and Efficient Fans
Ventilation for Houses
Heat Recovery Units
Air Purifying and Filtration Units
Air Curtains
Accessories

Axial E.C. Technology Fans


HCT/EW
Tubular axial fans fitted with asynchronous, high-efficiency, electronically-adjustable IE3 motors

Fan:
- Airflow direction from motor to impeller.
- The PL version rotors are made of fibreglass-reinforced polyamide-6 and the AL version ones of cast aluminium.
- Long tubular casing in sheet steel with external terminal box.

Motor:
- New high-efficiency asynchronous AC motors (IE3).
- Fitted with durable ball bearings. IP55 protection.
- Three-phase 230/400 V‐50 Hz. (up to 4kW) and 400/690 V‐50 Hz (powers higher than 4kW).
- Fan operating temperature: -25ºC +60ºC. Electronic variable speed drive:
- Adjustable speed by 0-10 V signal or automatic PI control built into variable speed drive.
- Electronic variable speed drive highly configurable with 2 analogue inputs. 2 digital outputs. 1 relay output and a choice of 1 analogue or 1 digital output.
- Possibility of connection to MODBUS and CAN Open field buses.
- Electronic variable speed drive easy to install outside the operating zone thanks to its DIN rail it can be mounted in control blocks. thus minimising connections.
- Supplied pre-wired with shielded cable in accordance with the EMC 2014/30/EU directive.
- Available with single-phase 220-240 V 50/60 Hz up to 3HP (VSD1/A-RFM type) or three-phase 380-415 V 50/60 Hz (VSD3/A-RFT type) inputs. Standard IP20 protection. IP66 protection up to 10HP on request.
- VSD operating temperature: -25ºC +50ºC.

Finish:
- Anti-corrosive finish of polyester resin polymerised at 190ºC. previously degreased with phosphate-free nanotechnological treatment.

On request:
- Airflow direction from impeller to motor.
- Rotors 100% reversible.