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China Welong Petroleum Equipment Co., Ltd.
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 Click to enlarge image
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 Origin |
China |
The Single-shaft Electric Drawwork Specification:
| Model |
JC40 |
JC40D |
JC40DB |
JC50 |
JC50D |
JC50DB |
JC70 |
JC70DB |
Rating Imput Power
hp（kW） |
1000(735) |
1500(1100) |
2000(1470) |
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Max. Fast line Pull lbf. (kN）
|
61820(275) |
76435(340) |
109030(485) |
|
Dia. of Drill Line in (mm)
|
1 1/4(32) |
1 3/8(35) |
1 1/2(38) |
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Drum Size (dia.×width) in (mm)
|
25.20×44.84
(640×1139) |
25.20×51.25
(640×1302) |
26.97×44.80
(685×1138) |
30.31×53.58
(770×1361) |
| Gears for Hoisting Speed |
4+2R |
stepless speed changing |
6+2R |
stepless speed changing |
6+2R |
stepless speed changing |
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Brake Disc(dia.x thickness)in(mm)
|
59.06×2.99(1500×76) |
63×2.99(1600×76) |
| Main Brake |
hydraulic disc brake |
hydraulic disc brake,energy- consumption brake |
hydraulic disc brake |
hydraulic disc brake, energy- consumption brake |
hydraulic disc brake |
hydraulic disc brake, energy- consumption brake |
| Auxiliary Brake |
DWS40L |
WCBD236 |
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FDWS50LD |
WCBD336 |
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DS-70 |
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| Outline Size in(mm) |
Length |
260(6600) |
295(7500) |
268(6800) |
295(7500) |
320(8120) |
302(7670) |
| Width |
114(2890) |
116(2946) |
117(2980) |
179(4537) |
117(2980) |
125(3175) |
181(4585) |
| Height |
105(2670) |
101(2555) |
118(2998) |
101(2555) |
107(2705) |
126(3197) |
| Weight lbs.(kg) |
45195
(20500) |
61346
(27826) |
77160
(35000) |
105822
(48000) |
77160
(35000) |
102283
(46395) |
134483
(61000) |
Mechanical drawwork Specifications:
| Model |
JC40 |
JC50 |
JC70 |
| Nominal drilling depth m |
Ф114mm DP |
2500-4000 |
3500-5000 |
4500-7000 |
| Ф127mm DP |
2000-3200 |
2800-4500 |
4000-6000 |
| Rated power kW（hp） |
735 (1000) |
1100 (1500) |
1470 (2000) |
| Max. fastline pull kN |
275 |
340 |
485 |
| Drill line Dia. mm(in) |
32 (1 1/4 ) |
35 (1 3/8 ) |
38 (1 1/2) |
| Drum size (Dia. x width) mm(in) |
640 ×1235
(25 1/4 ×48 1/2 ) |
685×1245
(27 ×49 ) |
770×1436
(30 ×56 1/2 ) |
| Brake drum size (dia. x width) mm(in) |
1168×265
(46 ×10 1/2 ) |
1270×267
(50 ×10 1/2 ) |
1370×267
(54 ×10 1/2 ) |
| Brake disc (dia. x width) mm(in) |
1500×76(59 ×3) |
1600×76(63 ×3 ) |
1600×76(63 ×3 ) |
| Sand drum size (dia. x width) mm(in) |
356×1245(14×49 ) |
356×1430(14 ×56 1/4 ) |
356×1430(14 ×56 1/4 ) |
| Sand drum capacity (Ф14.5 drill line) m(ft) |
3500 (11480 ) |
4500 (14760 ) |
6000 (19685 ) |
| Auxiliary brake |
DS40 |
DS50 |
DS70 |
| Dimension (L x W x H) mm |
6450×2560×2482 |
7000×2955×2780 |
7930×3194×2930 |
| Weight kg |
28240 |
45210 |
43000 |
DC Drawwork Specification:
| Model |
JC40D |
JC50D |
JC70D |
JC90D |
| Nominal drill depth m |
Ф114mm DP |
2500-4000 |
3500-5000 |
4500-7000 |
6000-9000 |
| Ф127mm DP |
2000-3200 |
2800-4500 |
4000-6000 |
5000-8000 |
| Power rating kW (hp) |
735 (1000 ) |
1100 (1500 ) |
1470 (2000 ) |
2210 (3000 ) |
| Qty. of motor x power rating kW (hp) |
2 ×438（537）/
1 ×800（1072） |
2 ×800（1072） |
2 ×800（1072） |
3 ×800（1072） |
| Motor rated speed r/min |
880/970 |
970 |
970 |
970 |
| Drill line dia. mm(in) |
32 (1 1/4 ) |
35 (1 3/8 ) |
38 (1 1/2 ) |
45 (1 3/4 ) |
| Max. fastline pull kN |
275 |
340 |
485 |
630 |
| Drum size (Dia. x width) mm(in) |
640×1139
(25 1/4 ×44 7/8 ) |
685×1138
(27 ×44 7/8 ) |
770×1361
(30 ×53 1/2) |
914×1556(36 ×61 1/4) |
| Brake disc size (Dia. x width) mm(in) |
1500×40
(59 ×1 1/2 ) |
1600×76
(63 ×3 ) |
1600×76
(63 ×3) |
1600×76
(63 ×3 ) |
| Sand drum size (Dia. x width) mm(in) |
356×1245
(14 ×49 ) |
356×1245
(14×49 ) |
356×1245
(14 ×49 ) |
356×1448
(14 ×57 ) |
| Sand drum capacity (Ф14.5 drill line) m(ft) |
4000 (13120 ) |
5000 (16400 ) |
6400 (21000 ) |
7500 (24600 ) |
| Auxiliary brake |
DS40 |
DS50 |
DS70 |
DS90 |
| Dimension (L x W x H) mm |
6600×3716×2990 |
6800×4537×2998 |
7670×4585×3197 |
7874×5486×2997 |
| Weight kg |
40000 |
48000 |
61000 |
70000 |
AC VF drawworks Specifications:
| Model |
JC40DB |
JC50DB |
JC70DB |
JC90DB |
| Nominal drilling depth m |
Ф114mm DP |
2500-4000 |
3500-5000 |
4500-7000 |
6000-9000 |
| Ф127mm DP |
2000-3200 |
2800-4500 |
4000-6000 |
5000-8000 |
Power rating
kW (hp) |
735 (1000 ) |
1100 (1500 ) |
1470 (2000 ) |
2210 (3000 ) |
Qty. of motor x power rating
kW (hp) |
1 ×720 |
2 ×720 |
2 ×1100 |
3 ×1100 |
| Motor rated speed r/min |
601 |
660 |
660 |
660 |
| Drill line Dia. mm(in) |
32 (1 1/4 ) |
35 (1 3/8 ) |
38 (1 1/2 ) |
45 (1 3/4 ) |
| Max. drill line load kN |
275 |
340 |
485 |
630 |
| Drum size (Dia. x width) mm(in) |
640×1139
(25 1/4 ×44 7/8) |
685×1138
(27 ×44 7/8 ) |
770×1439
(30 ×53 1/2 ) |
914×1556
(36 ×61 1/4 ) |
| Brake disc size (Dia. x width) mm(in) |
1500×76 (59 ×3) |
1600×76 (63×3) |
1520×76 (59 3/4) |
1800×76 (70 7/8 ×3) |
Automatic feeding motor power
kW (hp） |
45（60） |
45（60） |
45（60） |
45（60） |
| Transmission |
Single stage gear |
Dual stage gear |
Dual stage gear |
Dual stage gear |
| Auxiliary brake |
Dynamic brake |
Dynamic brake |
Dynamic brake |
Dynamic brake |
| Dimension (L x W x H) mm |
4230×3000×2630 |
5500×3100×2650 |
4570×3240×2700 |
6000×3400×2906 |
| Weight kg |
18600 |
22500 |
30000 |
42000 |
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