Top Drive System

Jinghong Petroleum Equipment Corporation www jh-pm comOur main product: 1. Top Drive Drilling System, 2. PC Pump & Ground Driving System, 3. Series of Down-hole tools , 4. Solid Expandable Tubular Machining and Engineering service.-------------------------------------------- Features:1. It can drill with triples instead of singles which can reduce two-thirds volume of work of makeup and breakout and greatly increase drilling speed. 2. The advantages ofthis systemis that in tripping if meets block up or struck, you can rotate the drill string while circulating mud flow so it can reduce drilling accidents. 3. Top Drive System can increase the level of mechanization of operation together with the wellhead system which can reduce the worker's labor intensity and the amount of operators. Especially in the directional well and cluster well, Top Drivemachinehas more advantages.-------------------------------------------- Model DQ40B-JH Drive Mode AC VFD Rated Drilling Depth 4000m (114mm/ drill pipe) Rated Load Capacities 2250KN 250ton Power supply 600VAC/50Hz Rated Current 465A Max. current 700A Rated Power (continuous) 375kw 500HP Rotary Speed 0-180r/min Drilling Torque (continuous) 40KN·m 29500 lb·ft Max. Torque of Break Out 60KN·m 44250 lb·ft Backup tong Range 87-216mm 3 1/2- 8 1/2inch Hydraulic system working pressure 16Mpa 2280psi Rated Pressure of IBOP 70MPa 10000psi Mud Circulating Diameter 75mm 3 Rated Circulating Pressure 35MPa 5000psi Max. Distance between Main shaft Center and the Guide beam center 705mm 27.7 inch Main frame size 5.0m 16.39ft Work Temperature -35 55 ----------------------------------- WEB: www jh-pm com