VRAN fans feature a left or right rotation impeller with specially shaped backward-curved blades that provide high effi ciency and low noise.

Spiral casing - rotary.

The fans are equipped with standard 3-phase asynchronous single-speed motors. For VRAN 9 fans, made according to the 1st design scheme, it is possible to complete them with motors that allow frequency control of the rotation speed.

Design:

• general purpose industrial (N); 
• corrosion-resistant (CR1); 
• explosion-proof (V) - only made according to 1st design scheme; 
• corrosion-resistant, explosion-proof (VCR1) - only made according to 1st design scheme