DESCRIPTION
Duct centrifugal fans wirh external rotor and backward shovels. Direct duct-mounting with round section.
CONSTRUCTION
Metal sheet casing. CANALIZED MACHINE.
MOTOR
Asynchronous single-phase motor, protection IP44, Class B.
FAN
ABS fans, exepct model 250/315 made of metal sheet material.
NOISE LEVEL
Value measured in free field at a distance of 1 meter.
PERFORMANCE CURVES
Excluded obstruct airstream effect