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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Helicopter drilling rig LS20H

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Issuing time:2018-04-25 16:47
ModelLS20H
Drilling depth (5"DP) ft(m)6561.82(2000)
Drilling depth (3-1/2"DP) ft(m) 13123.64(4000)
Workover depth (2-7/8.’DP) ft(m)18373.1(5600)
Max. hook load Ib(kN)330456(1470)
Max. hook speed (10 lines) fl/s(m/s) 0.75-4.92(0.23-1.5)
Drill line dia., in.(mm)/effective line qty. Ø1.02(Ø26)/8
Modular weight during handling lb(t)<8818.48(<4)
Diesel engine power hp(kW)(1300r/min) 700(522)
Drawworks power hp(kW)603(450)
Mud pump power hp(kW)(2100r/min)500(373)x3
Speeds,drawworks5 forward 1 backward
Main drum dia.*length in.(mm)Ø18.90x36.00(Ø480x914.5)
Braking type/auxiliary brakeband brake/S202 hydromatic brake
Mast typeJJ147/36-WSII mast
Mast effective height ft(m)118.11(36)
Max. static load, mast Ib(kN) 330456(1470)
Capacity, monkey board ft(m)(5"DP) 6561.82(2000)
Max. wind load, kn(km/h)59.35(110)
Height, substructure ft(m) 14.76(4.5)
clear height under rotary beam fl(m)11.81(3.6)
Area/setback capacity, substructure 15.42x15.75/6561.82(4.7x4.8/2000)
Rotary beam/setback capacity Ib(kN)505800/330456(2250/1470)
Control/lighting/power system24V/220V/380V(China)
Rated pressure, air system psi(MPa)114.4-143(0.8-1)
Overall dimensions ft(m)81.37x10.83x14.76(24.8x3.3x4.5)
Model, rotary table/opening size in.(mm)ZP175/017.87(0454)
Traveling blockYG150
SwivelDSL160