|
Model
|
ZJ40LDB
|
ZJ40DB
|
ZJ50DB
|
ZJ70LDB
|
ZJ70DB
|
||||||||
|
Drilling depth (m)
|
4 1/2″DP
|
8200-13000
|
8200-13000
|
11000-16000
|
15000-23000
|
15000-23000
|
|||||||
|
5″DP
|
6600-10000
|
6600-10000
|
9200-15000
|
13000-20000
|
13000-20000
|
||||||||
|
Max hook load (lbs)
|
500000
|
500000
|
700000
|
1000000
|
1000000
|
||||||||
|
Hook speed (ft/s)
|
0.67-4.6
|
0-3.9
|
0-3.9
|
0-3.9
|
0-3.9
|
||||||||
|
Mast height (ft)
|
141
|
141
|
141, 148
|
148
|
148
|
||||||||
|
Mast type
|
K type
|
K type
|
K type
|
K type
|
K type
|
||||||||
|
Height of the drill floor (ft)
|
24.61
|
24.61
|
24.61, 29.53
|
29.53, 34.45
|
29.53, 34.45
|
||||||||
|
Substructure type
|
swing-up
|
Swing-up
|
Swin-up/sling-shot
|
Swing-up
|
Swing-up
|
||||||||
|
Engine type
|
G12V190PZL-3
|
CAT3512B generator set
|
CAT3512B generato set
|
A12V190PZL-3
|
CAT3512
Bgenerator set |
||||||||
|
Engine power (No×hp)
|
3×1086
|
2×1676+536
|
3×1676
|
3×1421
|
4×1676
|
||||||||
|
Transmission type
|
hydraulic+
mechanical |
VFD
|
VFD
|
hydraulic+
mechanical |
VFD
|
||||||||
|
Model of the transmission box
|
YZOJ750
|
ZJ40
|
ZJ50
|
YZOJ750
|
ZJ70
|
||||||||
|
Traveling system
|
5×6
|
5×6
|
6×7
|
6×7
|
6×7
|
||||||||
|
Drawworks Model
|
JC40LDB
|
JC40DB
|
JC50DB
|
JC70LDB
|
JC70DB
|
||||||||
|
Drawworks power (hp)
|
986
|
1073
|
1609
|
1971
|
2146
|
||||||||
|
Main brake
|
disc brake
|
Disc brake
|
Disc brake
|
Disc brake
|
Disc brake
|
||||||||
|
Auxiliary brake
|
FDWS40
|
energy-consumption braking
|
Energy-consumption braking
|
FDWS70
|
energy-
consumption braking |
||||||||
|
Main wireline diameter (in)
|
11/4
|
11/4
|
13/8
|
11/2
|
11/2
|
||||||||
|
Model of the hook block
|
YC225, DG225
|
YC225, DG225
|
YC315, DG315
|
YC450, DG450
|
YC450, DG450
|
||||||||
|
Model of the swivel
|
SL225
|
SL225
|
SL450
|
SL450
|
SL450
|
||||||||
|
Model of rotary table
|
ZP275
|
ZP275
|
ZP375
|
ZP375
|
ZP375
|
||||||||
|
Mud pump power (hp/set)
|
960/2
|
960/2
|
960/2
|
1180/3
|
1180/3
|
||||||||
|
Working pressure of the hydraulic system (psi)
|
2030/2320
|
||||||||||||
|
Working pressure of air system (psi)
|
143
|
||||||||||||
|
Weight (lbs)
|
710000
|
660000
|
770000
|
990000
|
880000
|
||||||||
