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Rig model
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ZJ70/4500LDB
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Nominal drilling depth
(114mm drill pipe) m
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4500-7000
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|
Max. hook load kN
|
4500
|
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Max. drill line no.
|
12
|
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Wireline diameter mm(in)
|
38 (1 1/2)
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|
Sheave OD mm(in)
|
1524 （60）
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|
Swivel center pipe bore diameter mm(in)
|
75 （3）
|
|
Drawworks rated power kW(hp)
|
1470 （2000）
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Drawworks gear
|
6F + R
|
|
Rotary table opening diameter mm(in)
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952.5 ( 37 1/2)
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Rotary table gear
|
1 stage or 2 stage stepless change
|
|
Power/mud pump set kW(hp)
|
1180 (1600)
|
|
Diesel engine no.
|
3×kW or 0kW
|
|
Integral chain box no.
|
1
|
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Mast effective height m(ft)
|
45 （147 ）
|
|
Drill floor height m(ft)
|
9 （30）
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|
Drill floor clearance m(ft)
|
7.7 （25.3）
|
