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MON-SAT 8:00-18:00
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Name:Polar Rig RT50L
Nominal Drilling Depth, M:3500-5000
Max. Hook Load,kN:3150
Hook Speed,m/s:0.23-1.53
Number of Lines:12
Drilling Line Diameter,mm:35
Max. Fast Line Pull,kN:350
Drawworks Type:JC50B
Drawworks power,kW:1100
Drawworks Shift:4F+2R,6F+2R
Main Brake:Hydraulic Disc Brake or Band Brake
Swivel Type:SL450
Mud Pump Model x Number:F1600x2
Mud Pump Drive Mode:Diesel Engine

Product Description

The engine is to drive the drawworks, rotary table and mud pumps through gear box where the speed of engine is reduced and the toruqe is increased, and tje compound drive device.

The drive mode, Engine+ Hydraulic Torque Convertor + Compound Chain Box or Egine + Gear Reducer +V-belt Compound, is adopted.

The engines, transmission device and drawworks are installed at low position, and the rotary table is driven through a cardan shaft at high position.

The drawworks is of enclosed chain drive type with 4 forward and 2 reverse internal shifts or 6 forward and 2 reverse internal shifts. The main brake is hydrualic disc brake or band brake, and the auxiliary brake is electro-magnetic brake or Eaton pneumatic brake. The AC motor emergency drive device is also available for option and the auto-driller connection is supplied.

Driller’s cabin, drilling instruments and wellhead tools are also available for options.

Rig Model

RT10

RT15

RT20J

RT30J

RT40J/40L

RT50J/50L

RT70J/70L

Nominal Drilling Depth, M

127mm(5″) Drill Pipe

500-800

700-1400

1100-1800

1500-2500

2000-3200

2800-4500

4000-6000

114mm(4 1/2″) 

Drill Pipe

500-1000

800-1500

1200-2000

1600-3000

2500-4000

3500-5000

4500-7000

Max. Hook Load,kN

600

900

1350

1800

2250

3150

4500

Hook Speed,m/s

0.21-1.36

0.24-1.38

0.23-1.45

0.23-1.41

0.25-1.55

0.23-1.53

0.26-1.65

Number of Lines

8

8

8

10

10

12

12

Drilling Line Diameter,mm

22

26

29

29

32

35

38

Max. Fast Line Pull,kN

103

130

210

210

280

350

485

Drawworks

Type

JC10B

JC15B

JC20B

JC30B

JC40B

JC50B

JC70B

power,kW

210

330

440

600

735

1100

1470

Shift

3F+1R

3F+1R

4F+1R

4F+1R

4F+2R,6F+2R

Main Brake

Hydraulic Disc Brake or Band Brake

Auxiliary Brake

Electro-magnetic Brake

Crown Block

TC60

TC90

TC135

TC170

TC225

TC315

TC450

Traveling Block

YG60

YG135

YG135        

YC170/YG170

YC225

YC315

YC450

Traveling 

System Sheave OD,mm

600

660

915

1005

1120

1270

1524

Hook 

YG60

YG135

YG170

DG250

DG315

DG450

Swivel

Type

SL80

SL135

SL170

SL250

SL450

SL450

Stem ID,mm

64

75

Rotary Table

Opening diameter,mm

444.5

520.7

698.5

952.37

 

Shift

3F+1R

3F+1R

4F+1R

4F+1R

4F+2R/3F+1R

4F+2R

4F+2R

Mast

Type

A Type

K Type

K/A Type

K type

Height,m

29

31

31

41

43

45

45

Max. Load,kN

600

900

1350

1700

2250

3150

4500

Substructure 

ype

Block-type / Box-type

Drill Floor Height,m

3

3/4.5

4.5

4.5

6/7.5

7.5

7.5/9

Clear Height,m

2.21

2.21/3.2

2.91/2.4

2.88

4.8/6.3

6.3

6.3/7.4

Mud Pump

Model x Number

F800x1

F800x1

F1000x1

F1000x1

F1300x2

F1600x2

F1600x2

Drive Mode

Diesel Engine 


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