MANUFACTURING FEATURES
• Specially designed for sinus wave speed control. Only available for single phase fans.
• Terminal wiring.
• Minimum speed adjustable and potentiometer speed control.
• Sealed box IP-54 box. Light switch pilot.
• EMC filter according to the En55014 Standard.
4 steps (0-1-2-3) start-stop switch selector. Specially designed for 3 speeds fans.
MANUFACTURING FEATURES
• Circular outdoor flange with bird guard made of galvanized steel.
The sound attenuators are used to absorb the noise in air conditioning or ventilation ducts.
Casing in galvanised steel, thickness 0,8 mm;
Mounting flange with quick attack;
Acoustic material in mineral wool 50 Kg /m³ with protection against erosion by glass fibre fire resistance M0 and extended metal sheet
UNDER REQUEST:
Stainless steel execution
Galvanized sheet-metal backdraught shutter with aluminium fins and return springs to install in the discharge of the fans. They prevent odors, air currents, water penetration due to rain when the fans are off and prevent heating leaks when the extractor does not work.