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Land-based drilling rigs
Composite electromechanical drilling rig ZJ70LDB

Module type substructure, K type mast

Technical parameters

1. nominal range of drilling depth (5"DP): 4500-7000m;

2. max. load of hook (12 lines): 4,500kN;

3. rated input power of DW: 1470kW(2000HP);

4. gears of DW: 4+2R;

5. max. lines of hoisting system (along the line): 12 lines;

6. diameter of drilling wireline: ?38mm;

7. number×power of mud pump: 2*1600HP;

8. nominal diameter of RT opening: ?952.5mm;

9. gears of RT: 1+1R stepless speed regulating;

10. effective height of mast: 45m;

11. height of drill floor: 9m;

12. clear height of substructure: 7.72m ;

13. number×power of diesel engine set: 3×810kW (2×800kW);

14. mud high pressure manifold of dual standpipe: 4"×35MPa;

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