1.Pump contains two parts:body and motor (with wet rotor).Body contains impeller,while motor includes stator,rotor,shield cover and deflating screw.
2.Tightness:the pump does not use mechanical seal.Stator and rotor are sealed with shield cover made of stainless and two heat-resistant rubber rings,which makes no leakage.
3.Lubrication of bearings and cooling of motor by inner circulation of punped liquid.
4.Insulation class H,motor fixed with thermal protector,one speed or three speeds.
Product features
1.Low noise
2.No leakage
3.Ecological satety in operation
4.Artistic appearance
5.Easy installation
6.Reliable operation