Square frame made of galvanized steel sheets. Axial impeller with aerofoil blades made of glass reinforced polypropylene and a die-casting aluminium hub. Cased electric motor, IP 55, class “F” insulation. Protection guard on the motor side.
Impellers can be coupled with a single speed three phase motor voltage 230/400 [V] 50 [Hz], a double speed three-phase motor voltage 400 [V] 50 [Hz] or a single-phase motor voltage 230 [V] 50 [Hz].
Air flow directed from the motor to the impeller, fans can be installed both with both horizontal and vertical axis.
- Impellers with different performances.
- Impellers made of Aluminium or Electro Anti-Static Glass Reinforced Polyamide (PAGAS – Nylon) coupled with explosion proof electric motors (II2G Ex dB IIB T4 Gb ATEX CE IP 55). See VHS-ATX models.
- Electric motors supporting different voltage and frequency.