... mostly Drive by hydraulic pressure, hydraulic pump provide motives for the system, promote the hydraulic motor running, pass to the ... high quality making, and low price, simple operation, suitable for all kinds of small and medium-sized ship to moor ... pressure 20MPaPressure in fact 12MPaPressure in over load 18MPaHydraulic system partPower 37KWRotating speed 1420r/minWorking duty S1Pumps type Q63YCY14 ...