Model | ZJ90/6750DB |
Nominal drill depth(114mm drill Pipe) m | 6000-9000 |
Max hook load rating kN | 6750 |
Max number of lines for traveling block | 14 |
Dia. Of wire11ne mm(in) | 45 (13/4) |
Sheave O.D. of traveling block mm(in) | 1524 (60) |
l.D. of swivel stem mm(in) | 75 (3) |
Rated power of drawworks kw(hp) | 2210(3000) |
Transmission of drawworks | 2 无极调速 Stepless speed regulation |
Dia.of rotary table opening mm(in) | 1257.3(49 1/2) |
Rotary speeds | 1 无极调速 Stepless speed regulation |
Power of each mud pump kW(hp) | 1180(1600) | 1620(2200) |
Working height of mast m(ft | 48 (157) |
Height of drill floor m(ft) | 10.5 (35) | 12(40) |
Clear height of drill floor m(ft) | 8.7(28.5) | 10(33) |