structural style

YDF Series of Fansss are made as entirety type.It belongs to motor driving.No driving loss.

rotate direction

YDF Series of Fansss can devided into Left rotation and right rotation, that means look from motor outlet side, impeller contrarotation is left rotation, impeller clockwise rotation is right rotation.When placing orders, please indicate rotate direction.

outlet direction

YDF Series of Fansss can make as 0º、90º、180º three directions

enclosure

YDF Series of Fansss case can made of hotdipping steel or rollsteelsheets,fansss side lives up to aerodynamical principle, inlet hose is stretched directly from side. Volute and side connection uses unite forming system, not electrical welding or spot welding, which can avoid oxidation. Fansss side has the installation hole of foot, that is for customer to change outlet direction if need.All the holes are filled by plastic when leaving factory.

impeller

YDF Series of Fansss use specific shape forward multiwing impeller, and adopt illustration rivetting for impeller cover and disc.Impeller, cover and disc are made of hotdipping steelwhich is colded precessed.Every fansss are adjusted dynamic balance according to JB/T9070, precision is G4.0. velocity of vibration is below 1.0mm/s, impellers run steadily.

inlet hose

Inlet hose of YDF Series of Fanssss use one time punching and bending with fine steel, install to fansss sides,cross section that is paralleld with axle direction,air fluency, little loss.

electric motor

Electric motor of YDF Series of Fanssss use  phase asynchronous outer rotor low noise motor,impellers and motors are connected together with bolt, and install into enclosure

foot stand

Foot stands of YDF series of fansss are made of zinc coating steel with punching, install foot stands to sides of enclosure with bolt.