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Design Features

Bearings are roller ones and shafts are made of alloy steel.
On the drum there is a spiral groove. The low-speed & high-speed ends of drum shaft are equipped with a ventilating air clutch.
The hydraulic disc brake is regarded as main brake. The disc brake is water or air cooled.
The eddy current brake(air & water cooled)  is considered as an auxiliary brake.
Air gear-shifting structure.
Chain drive structure.
Chains are pressure lubricated and bearings are greased.
Split structure.

Modle

JC40D

JC50D

JC70D

JC90D

Nominal drill depth      

114mm drill pipe

2500-4000

3500-5000

4500-7000

6000-9000

127mm drill pipe

2000-3200

2800-4500

4000-6000

5000-8000

Rated input power                                 kW(hp)                   

735(1000)

1100(1500)

1470(2000)

2210(3000)

Number x Rated power(kW) of motors kW

2x580

2x800

2x800

3x800

Rated speed of motor                             r/min

880/970

970

970

970

Dia. of  wire line  mm(in)

32(1)

35(1)

38(1 )

45(1)

Max.pull of fast line                               kN

275

340

485

630

Drum(Dia x Length)     mm(in)

Band brake

640 x 1235

685 x 1245

685 x 1245

770x 1439

914x 1556

(25x48)

(27x49)

(27x49)

30x56

36x61

Brake rim (Dia. x Width)                        mm(in)

1168x265

1270x267

1270x267

1370x267

1575x264

 (46x10)

 (50x10)

 (50x10)

 (54x10)

 (62x10)

Drum(Dia x Length)   mm(in)

Disc brake

640 x 1139

685 x 1138

685 x 1245

770x 1361

914x 1556

 (25x44)

 (27x44)

 (27x49)

30x53

36x61

Brake rim (Dia. x Width)                        mm(in)

1500x40

1600x76

1600x76

1600x76

1600x76

(59x1)

(63x3)

(63x3)

(63x3)

(63x3)

Sandline reel (Dia x Length)                    mm(in)

356x1245

356x1245

356x1245

356x1448

(14x49)

(14x49)

(14x49)

(14x57)

Capacity of sandline reel (9/16” wire line) m(ft)

4000

5000

6400

7500

13120

16400

21000

24600

Auxiliary brake

DS40

DS50

DS70

DS90

Overall Dimension

6600×3716

6800×4537

7670×4585×3197

7874×5486×2997

(L×W×H)                                               mm

×2990

×2998

Weight                                                       kg

40000

48000

61000

70000

 

 

 

 

 

 

 

 
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