1, capacity 10cbm/h 2,lift 30m 3,supporting power 3hp. 4,speed:2600r/min ... self-priming pump ,manufacture in strict accordance with the standard JB/T6663.1-93,which mainly consist of impeller,casing,sealing ... -priming pump is not exceed one atmos, around 11meters. 40ZB30-2.2 irrigation water pump