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Model ZJ40DB
Nominal drilling depth 5″drilling pipe 2000 m ~3200 m
41/2″drilling pipe 2500 m ~4000 m
Maximum hook load 2250kN （5×6）
Installed power 2×396kW/2100r/min
Derrick height 43m
Travel system 5×6
Effective line number 10
Hoisting rope diameter φ32mm(11/4")
Hook speed 0.2～1.3m/s （6×5）
Table opening φ700mm(27 1/2")
Center pipe of hydraulic tap φ76mm（double stack）
Height of drilling floor 6M,7.5m
ZJ40DB skid-mounted rig