Fans series with backward curved blades.
Versions:
Standard: PE moulded housing - PP / INOX / Fe+ebonite welded impeller - epoxy painted motor support - stainless steel screws
ATEX 
: PE-el antistatic moulded housing - PP-el / INOX / Fe+ebonite welded impeller - epoxy painted motor support - stainless steel screws
Variants available for both versions on request as list. 
Resitance fan's table
Rated data
Rotation fan's table
Motor connection diagram
Arrangements
PR50 DWG drawing
