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Drilling rig model

ZJ15/900J rig

ZJ15/900L rig

ZJ15/900D Electric drilling rig

Nominal drilling depth

127 drill pipes, 1500 meters.

127 drill pipes, 1500 meters.

127 drill pipes, 1500 meters.

maximum load

900Kn

900Kn

900Kn

Traveling system gear train

4X5

4X5

4X5

Wire rope diameter

32mm

32mm

32mm

Maximum input power of winch

300Kw(408Hp)

300Kw(408Hp)

300Kw(408Hp)

Winch gear

3 forward and 2 backward

3 forward and 2 backward

3 forward and 2 backward

Service brake

Band brake

Band brake

Band brake/Hydraulic disc brake

Auxiliary braking

electromagnetic eddy current brake

electromagnetic eddy current brake

electromagnetic eddy current brake

Rotary table opening diameter

445mm

445mm

445mm

Derrick type

K type

K type

K type

derrick height

31m

31m

31m

Base height

2.8m

2.8m

2.8m

Base clearance height

2.2m

2.2m

2.2m