The centrifugal smoke exhauster (fan) consists of the following main units: a frame, an electric motor, a shaft unit, an impeller, a volute, and a guide vane.
The upper part of the volute is equipped with a removable sector, which ensures the removal of the shaft with the impeller.
DN-19 is a smoke exhauster of right and left rotation with armor made of common quality carbon steel;
DN-19NZh is a smoke exhauster of right and left rotation without armor, its flow path is made of corrosion-resistant steel;
VGDN-19 is a hot blowing fan of right and left rotation without armor, the flow path is made of heat-resistant steel.
The right smoke exhauster (fan) impeller rotates clockwise, and the left smoke exhauster impeller rotates counterclockwise from the side of the electric motor.
The smoke exhauster (fan) volute is manufactured in two versions:
- turn from 0° to 90° (right and left)
- turn from 150° to 270° (right and left)