Model

HZJ50DB

Drilling depth (ft)

4¹/₂″DP

16500

5″DP

15000

Max hook load (lbf)

708120

Hook speed (ft/s)

0.66～5

Derrick height  (ft)

135/148/154

Derrick type

Tower type or jack up

Drill floor height (ft)

15～40

Engine type

­­­--

Engine power (hp ×set)

805×7

Drive ways

VFD drive

Traveling system

7×6

Drawworks

HJC50DB

Drawworks power (hp)

1475

Main brake

Band brake

Auxiliary brake

Motor Resistance Brake

Drilling line diameter (in)

1 3/8”

Hook block

YC315、DG315

Swivel

SL450/XSL450

Rotary table

ZP375

Mud pump power(hp×set)

1600×2

Nominal working pressure of hydraulic system (psi)

2000/3000

Max working pressure of air system (psi)

145