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Drawworks Rated power 550 (750) kW(HP) Dia of drilling line 29 (1-1/8'') mm (in)
Descriptions of Drawworks Rated power 550 (750) kW(HP) Dia of drilling line 29 (1-1/8'') mm (in):
· Transmission type: Gear transmission
· The drawworks consists of input shaft, intermediate shaft and drum shaft
· The brake is hydraulic disc brake.
· The auxiliary brake can be equipped with electromagnetic eddy current brake or Eaton brake.
· It is equipped with auto drilling device.
· It complies with API 7K certificate.
Specifications:
| Model | JC30D | JC40D(1000HP) | JC50D(1500HP) | JC70D(2000HP) | JC90D(3000HP) | |
| Specifications | ||||||
| Rated power. | Kw(HP) | 550 (750) | 735(1000) | 1100(1500) | 1470(2000) | 2210(3000 ) |
| Fast line pull. | KN (lbs) | 210(46300) | 275(60640) | 340(75000) | 485(107000) | 575(127000) |
| Dia of drilling line. | mm (in) | 29 (1-1/8”) | 32(1-1/4”) | 35(1-3/8” ) | 38(1-1/2”) | 45(1-3/4”) |
| Dia. of drum×Length. | mm (in) | 560×1095(22×43) | 640×1139(25×45) | 685× 1245(27×49) | 770×1439(30×57) | 915×1580(36×62) |
| Main brake | Hyd. Disk brake | |||||
| Auxiliary brake | Air disc brake/Eddy electromagnetic current brake | |||||
| Auto driller | yes | |||||