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JC40 JC40D JC50 JC50D JC70 JC70D Drawworks for Oilfield

2016-10-16 21:33      Click£ºtimes

Product Features
 
Uniaxial winch features:
1 . Uniaxial winch the main components AC inverter motor , gear reducer, hydraulic disc brakes, rack winch drum shaft assembly, automatic rig123.net' target='_blank'>drilling equipment and winch control system components.
2 high gear transmission efficiency, low vibration, low noise , long service life.
3 winch CVT done by CNC AC variable speed control system.
4 grooved drum winch uniaxial structure , slotted to API specification.
5 . Winch main brake is hydraulic disc brakes , brake assist Eaton as dynamic braking or braking .
6 winches with separate CNC AC variable frequency drives and computer control systems , enabling automatic drilling ;

Triaxial four -speed chain drive winch features:
1. shaft supports are made of roller bearings, shaft material are alloy steel .
2. drive chain were forced lubrication .
3. drum grooving. Drum high and low end with a ventilating air tube clutch . Cyclic rim with brake
Water cooled , disc brake rotors using forced circulation water cooling or air cooling , on the rim and brake disc friction
Surface by surface hardening , wear resistance and long service life.
4. sprocket tooth profile surface by IF quenching .
5. main brake band brake or hydraulic disc brakes. Auxiliary brake is dynamic braking , eddy current brake
Or Eaton brakes.

Model
JC40
JC40D
JC50
JC50D
JC70
JC70D
Nominal drilling depth(km)
2.5-4.0
2.5-4.0
3.5-5.0
3.5-5.0
4.5-7.0
4.5-7.0
Rated Power(KW)
735
735
1100
1100
1470
1470
Max fast line pull (kN)
275
275
340
340
485
485
Rope diameter(in)
1-1/4
1-1/4
1-3/8
1-3/8
1-1/2
1-1/2
Drum (Dia.×L) (mm)
640×
1235
640×
1235
685×
1245
685×
1245
770×
1436
770×
1436
Weight(kg)
28240
37500
45210
48000
43000
61000

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