... cycle IS150-125-315 water centrifugal pump, 2 bv5121 motor vacuum pump suction vacuum, positive cycle BW850/2 a horizontal ... , car to walk, drilling operation installing linkage; Configuration 55 kw motor and electric control system, the power of the site can ... external power supply, and to make the engine, electric motor "hybrid" drill homework; Technical parameters Drilling depth (M) 400Drilling ...