Products / Drilling / Rotary drilling rig / XR220DLL Parameters Max.Drilling Diameter Item Unit Value Uncased (mm) — φ2000 Cased (mm) — φ1700 Max.Drilling Depth m 67
Dimension Item Unit Value Working condition L × W × H mm 10260×4400×22619 Transportation condition L × W × H mm 16355×3500×3510 Overall Drilling Weight — 70
Engine Item Unit Value Model — CUMMINS QSL-325 Rated Power kW 242/2100
Hydraulic System Item Unit Value Working pressure MPa 35
Rotary Drive Item Unit Value Max. output torque kN.m 220 Rotary speed r/min 7~22 Spin off speed r/min 90
Crowd Winch Item Unit Value Max.pull-down piston push kN 250 Max.pull-down piston pull kN 250 Max. pull-down piston stroke mm 15000
Main Winch Item Unit Value Max.pulling force kN 230 Max. single-rope speed m/min 70 Diameter of the steel wire rope mm 30
Auxiliary Winch Item Unit Value Max. Pulling force kN 80
Drilling mast Item Unit Value Left/right inclination of mast ° 42464 Front inclination of mast ° 5 Rotary table slewing angle ° 360
Traveling Item Unit Value Max. traveling speed km/h 1.5 Max.grade ability % 35
Crawler Item Unit Value Track shoe width mm 800 Distance between tracks mm 3250～4400 The length of crawler mm 5715 Average ground pressure kPa 90
