Specification

Drive Mode

AC VFD

Rated Drilling Depth

7000m(114mm drill pipe)

Rated Load Capacities

4500KN

500 ton

Power Supply

600 VAC/ 50Hz

Rated Current

350 A

Max. Current

622A

Rated Power (continuous)

295kw×2

400HP×2

Rotary Speed

0-230 r/min

Drilling Torque (continuous)

50 KN·m

40500 lb·ft

Max. Torque of Break Out

82 KN·m

60450 lb·ft

Backup Tong Range

87～216mm

3-1/2～8-1/2 in

Hydraulic System Working Pressure

16MPa

2280 psi

Rated Pressure of IBOP

70MPa

10000 psi

Mud Circulating Diameter

75 mm

3 in

Rated Circulating Pressure

35MPa

5000 psi

Max. distance between Main Shaft Center and The Front End

930 mm

36.6 in

Main Body Height

5.5 m

18.04 ft

Ambient Temperature

-35～55℃