MANUFACTURING FEATURES • Roof cowl made of reinforced fiberglass. • Roof base support and bird protection guard with epoxy powder finishing coat. • Assembled on HJBM fans. • Variable pitch angle (stopped and in origin) polyamide impeller reinforced with fibreglass. • Squirrel cage asynchronous standard motor, IP-55 protection and rated class F insulation. Standard voltages 230V 50Hz for single phase motors, 230/400V 50Hz and for three phase motors.
Specially designed for roof installation, they are suitable for: • Air renewal in buildings and industries. • Smoke extraction. • Maximum working temperature: single phase 50ºC, three phase 60ºC.
AVAILABLE ON REQUEST
• B Form impeller (air flow from impeller to motor). • 100% reversible impeller. • 60Hz fans. • Aluminium impeller.