ZJ20K

Nominal drilling depth （ft）

41/2″DP

6600

5″DP

5906

Max hook load （lbf）

300000

Hook speed  (ft/s)

0.66～5

Mast height  (ft)

102

Mast type

Erective

Drill floor height (ft)

15

Substructure type

Box-on-box

Motor/Engine type

C18

Motor/Engine power (hp)

630

Drive ways

Hydraulic+ mechanical

Transmission box model

S6610HR

Traveling system

5×4

Drawworks

JC20K

Drawworks power (hp)

470

Main brake

Band brake

Auxiliary brake

224WCB

Drilling line diameter (in)

1 1/8

Hook block

YG160B

Swivel

XSL170

Rotary table

ZP175

Mud pump nominal power (hp/set)

800×2

Nominal working pressure of hydraulic system (psi)

2000

Max working pressure of air system psi

145