API 4000m drilling rigs

Specifications

Model:U.S Met ZJ40/2250L ZJ40/2250LD ZJ40/2250DZ ZJ40/2250DB ZJ40/2250DBF

Nominal drilling depth: 8200~13200 2500~4000

4-1/2″Drill ft m 6600~10500 2000~3200

5″Drill ft m

Maximum static hook load: KIPS KN 496 2250

Maximum drill negative: KIPS KN 265 1200

Maximum input power winch: hp Kw 1000 735 1000/2100 735/1600 1000/1340 735/1000

DW gear 4 n +2 down 4 4/Stepless Stepless

Main brake type Disc brake / with brake

Auxiliary brake type Eddy current brake / E.T. N brakes Dynamic braking / eddy current brake / E.T. N brakes

Rope diameter: in mm 1-1/4 32

Enhance the system's largest tethered 5×6

Wearing rope ways to improve the system Shun wear / wore flowers

Swimming pulley diameter: in mm 44 1120

Opening diameter turntable: in mm 27-1/2 698.5

Wheel drive mode Composite drive Independent drive Composite drive independent drive

Mast type “∏”

Derrick effective height: ft m 142 43

Base height: ft m 16.4,19.7,24.6 5,6,7.5

Headroom base: ft m 12.4,15.6,20.5 3.76,4.76,6.26

Mud single power: hp KW 1300 956

Mud pump sets 2

Transmission Whole chain box AC-SCR-DC AC-DC-AC(VFD) AC-DC-AC(VFD)

/Pump group

Diesel Power: hp KW 1100 810 1632 1200 1360 1000

Diesel Number of units 3 4

Mud tanks with a total capacity: BBL m3 1710 260