Roof exhaust fan REF-542 GMC AIR

Roof exhaust fan REF-542 GMC AIR

• Roof unit horizontal outlet with security switch.
• Designed for direct or ducted ventilation in residential, commercial and industrial buildings.
• The range comprise 6 sizes with air volumes up to 1200 m3/h.
• The plastic (ASA) RAL 7012 housing is made like a bird and finger guard.
• Frame made of galvanized sheet steel powder coated with threaded pins for connection of flanges.
• The motor has an integrated motor protection and is speed controllable.
• Maintenance-free, long-life ball bearings.
• Impeller dynamically balanced in two levels class G6.3 according to DIN ISO 1940.
• Supply: 230Vac 1ph.
• Motor: Insulation class F – Protection class IPX4.
• Noise power level measured in a anechoic chamber to DIN 45635 – part 2.
• Noise pressure level measured to DIN 45635 – part 38:
  
  • Lwa,2 breakout sound level
  • Lwa,5 inlet sound level
  • Lwa,6 outlet sound level