... one or an open type,the impeller and the motor are fixed on the movable half of the ... with a built-in motor structure.The impeller is directly mounted on the motor shaft.Take a front ... view from the motor side,the impeller turns clockwise ... pressure(Pa)Static pressure(Pa)Speed (r/min)Frequency(Hz)Motor power(Kw)Weight(Kg)HSCZF-30A (the smallest ...