Jining Donghong Machinery Co., Ltd
Quality supplier of drilling rig parts for Bomco,Lanzhou LS, Honghua, Sj petro, Rg Petro, Beijing BPM, Shenkai, Kingdream, CCDC
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JC70DB Lanzhou VFD Single shaft drawworks

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Issuing time:2018-04-20 13:13


ModelJC70DB
Nominal drill depth mØ114mm drill pipe  4500-7000
Ø127mm drill pipe  4000-6000
Rated input power kW(hp)2200
kW Number x Rated Power(KW) of motors2 x1100
Rated speed of motor r/min661
Dia. of wire line mm (in)38(1 1/2)
Max. pull of fast line kN485
Drum (Diax Length) mm (in)Band brake770x1439 30x56 5/8
Brake rim (Dia* width) mm (in)1520x76 (59 3/4)
Power of Motor for Auto Driller45 (60)
Transmission Modetwo-reduction double-gearbox drive
Auxiliary brakeMotor dynamic braking
Overall dimension (LxWxH) mm7886x3298x2695
Weight Kg47500