Drawworks Rated input power 735 kW Rated input power 280 kW
Description of Drawworks Rated input power 735 kW Rated input power 280 kW:
Shafts are made of alloy steel.
Bearings are roller ones.
The drum is LEBUS grooved. Both high speed and low speed ends are equipped with ventilating air clutches.
The main brake is band brake or water/air cooled hydraulic disc brake.
The auxiliary brake is water or air cooled eddy current brake or Eaton Brake.
Chains are pressure lubricated and bearings are greased.
Specifications:
| Model | Rated input power.kW | Max.pulling of fast-line,kN | Diameter of wire rope,mm | Hoisting speeds |
| JC40D | 735 | 280 | 32 | 4F |
| JC50D | 1100 | 340 | 35 | 4F |
| JC70D | 1470 | 485 | 38 | 4F |
| JC80D | 1600 | 553 | 38 | 4F |
| JC80D | 2400 | 565 | 42 | 4F |
| JC90D | 2200 | 720 | 45 | 4F |
| JC15DB | 300 | 135 | 26 | 2F/1F |
| JC30DB | 440 | 220 | 29 | 2F/1F |
| JC40DB | 735 | 275 | 32 | 4F |
| JC50DB | 1100 | 340 | 35 | 2F/1F |
| JC70DB | 1470 | 485 | 38 | 2F/1F |
| JC80DB | 2000 | 553 | 38 | 2F |
| JC90DB | 2210 | 640 | 42 | 2F/1F |
| JC120DB | 2940 | 850 | 48 | 1F |
