Model

ZJ40LDB

ZJ40DB

ZJ50DB

ZJ70LDB

ZJ70DB

4 ¹/2″DP

2500-4000

2500-4000

4500－7000

4500－7000

4500－7000

5″DP

2000-3200

2000-3200

4000－6000

4000－6000

4000－6000

Max. Hook Load (kN)

2250

2250

3150

4500

4500

Hook Speed (m/s)

0.2~1.4

0~1.4

0~1.5

0~1.4

0~1.4

Derrick Height (m)

43

43

43、45

45

45

Derrick Style

K-type

K-type

K-type

K-type

K-type

Derrick Floor Height (m)

7.5

7.5

7.5、9

9、10.5

9、10.5

Substructure Style

Swing-up

Swing-up

Swing-up/

Double-lifting

Swing-up

Swing-up/

Double-lifting

Type of Engine

G12V190PZL-3

CAT3512B

Generator Group

CAT3512B

Generator Group

A12V190PZL-3

CAT3512B

Generator Group

Power of Engine (kW)

3×810

2×1250＋400

3×1250

3*1060

4*1250

Drive Type

Hydaulic + Mechanical

AC VF Drive

AC VF Drive

Hydaulic + Mechanical

AC VF Drive

Type of Transmission Case

YZOJ750

ZJ40

ZJ50

YZ0J750

ZJ70

Travelling System

5*6

5*6

6*7

6*7

6*7

Type of Drawworks

JC40LDB

JC40DB

JC50DB

JC70LDB

JC70DB

Power of Dawworks (kW)

735

800

1200

1470

1600

Main Brake

disc

disc

disc

disc

disc

Auxiliary Brake

FDWS40

Dynamic Braking

Dynamic Braking

FDWS70

Dynamic Braking

Diameter of Drilling Line (mm)

φ32

Φ32

Φ35

Φ38

Φ38

Type of Hook Block

YG225、DG225

YC225、DG225

YC315、DG315

YC450、DG450

YC450、DG450

Type of swivel

SL225

SL225

SL450

SL450

SL450

Type of Rotary Table

ZP275

ZP275

ZP375

ZP375

ZP375

Power of Mud Pump (kW /Number)

960/2

960/2

960/2

1180/3

1180/3

Operating Hydraulic System Pressure (MPa)

14/16

Operating Pneumatic System Pressure (MPa)

1

Main-unit Weight (kg)

320000

300000

350000

450000

400000