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Quick Details

  • Place of Origin: Jiangsu, China (Mainland)
  • Brand Name: YAOU
  • Model Number: JC20DB
  • Power Source: Electric
  • Application: Oil Drilling Rig
  • Capacity: 200KN

Packaging & Delivery

Packaging Details Standard export packing

Main Features

All bearings are roller bearing, all shaft material are alloy steel. 

The chains adopt forced lubrication. 

The drum is grooved. The high speed end and low speed end of drum adopt pneumatic tube clutch; the brake drum for band brake adopt forced water cooling; the brake disk for disk brake adopt forced water cooling or air cooling; the brake drum and brake disk are case-hardening treated with excellent wear-resistance capacity and long service life. 

The tooth profile of sprocket are intermediate frequency hardening treated, all shifting clutch are clutch. with involute spline. 

The main brake are band brake or hydraulic disk brake, the assistant brake are dynamic brake, eddy current brake or EATON brake.

 

SPECIFICATIONAS:

 

ModelJC20DBJC30JC30DBJC40JC40DJC40DB
Nominal drilling depth (5″DP) m200030003000400040004000
Max. input power  kW400560450735735900
Max. fastline pull  kN200200200280275275
Nominal dia. of drill line  mm192929323232
Drum size (dia.×width) mm457×1000508×1178508×1182640×1139640×1139640×1139
Sand drum size (dia.×width) mm      
accommodate capacity of sand drum  m      
gears for hoisting speed24+2R14+2R21
gears for rotary speed1 1 11
Main brake band brakeHyd. disk brakeband brakeHyd. disk brake PSZ65Hyd. disk brake
Hyd.disk brakeDynamic brakeHyd.disk brakeDynamic brake
Assistant brake-FDWS30 DWS40LDSF40D 
Control for speed and functionAC VFD control, dynamic brake AC VFD control, dynamic brake  AC VFD control, dynamic brake
Emergency brake and manual controlHyd. disk brake Hyd. disk brake  Hyd. disk brake
       
ModelJC50JC50DJC50DBJC70JC70DB
Nominal drilling depth  (5″DP) m50005000500070007000
Max. input power  kW11001100120014701940
Max. fastline pull  kN350350350487487
Nominal dia. of drill line  mm3535353838
Drum size (dia.×width) mm685×1209685×1245685×1245770×1439770×1439
Sand drum size (dia.×width) mm 356×1245   
accommodate capacity of sand drum  m 5000   
gears for hoisting speed4+2R214+2R1
gears for rotary speed  4+2R114+2R1
Main brakeBand brakeHyd. Disk brakeHyd disk brake,dynamic brakeBand brakeHyd disk brake, dynamic brake
Hyd. Disk brakeHyd. Disk brake
Assistant brakeDSF-50WCB336 DSF-70 
Control for speed and function  AC VFD control, dynamic brake AC VFD control, dynamic brake
Emergency brake and manual control  Hyd. Disk brake Hyd. Disk brake

 

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