... ability of hoisting, large capacity of rope, stable operation etc. JZ sinking winches are used to hang swinging tray,water pump ... grouting pipe in the excavation.Specifacation and technical parameters of JZ series sinking winchesModel: JZ10-800Maximum static tension of the steel ... wire rope: 31mmMotor power:22KW Voltage:380VDimension 3342mm*2906mm*1825mm JZ sinking winch