ZJ50BDS

1.nominal range of drill depth: 7000m; 

  1. max. static load of hook (12 lines): 4500kN; 
  2. max. input power of DW: 1200KW; 
  3. gears of DW: 2 gears, stepless speed regulating; 
  4. max. lines of hoisting system: 6×7; 
  5. diameter of drilling wireline: ø38 mm; 
  6. outer diameter of sheave of hoisting system: 6×ø1524mm+ø1778mm; 
  7. max. load of hoisting parts (crown block and traveling block): 4500kN; 
  8. max. load of swivel: 4500kN; 
  9. diameter of swivel stem: ø75mm; 
  10. number×power of mud pump: 2×1600HP; 
  11. nominal diameter of RT opening: ø952.5mm; 
  12. gears of RT: 1 gear, stepless speed regulating; 
  13. effective height of mast: 45.72m; 
  14. height of drill floor: 10.5m; 
  15. area of drill floor (L×W): 12m×13.7m; 
  16. clear height of RT beam: 9.1m; 
  17. number and power of main generator set: 3×1320KW; 
  18. frequency and voltage of generator: 60Hz/600V; 
  19. number and power of auxiliary generator set: 1*400kW; 
  20. mud high pressure manifold of dual standpipe: 4″×35Mpa; 
  21. total capacity of air tank: 2m3 +2×2m3