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ZJ40/2250 Oil Drilling Rig
Introduction
ZJ40/2250 series oil drilling rigs can be used in drilling operations with depth from 2500m to 4000m (114mm drill pipe).They are of features like simple structure, easy operation, long durability. The main models are as follows: ZJ40/2250J(Belt compound), ZJ40/2250L(Chain compound), ZJ40/2250LDB (Compound transmission),ZJ40/2250DB (AC VFD).
Main Features
ZJ40/2250L drive model: mechanical transmission, diesel engine + decelerator, chain compound + cardan shaft
ZJ40/2250J drive model: diesel engine + decelerator + belt compound + intermediate axle
Main Technical Parameters
Model | ZJ40/2250J | ZJ40/2250L | ZJ40/2250LDB | ZJ40/2250DB |
Drilling depth （114mm） | 4000m | 4000m | 4000m | 4000m |
Max hook load | 2250 kN | 2250kN | 2250kN | 2250 kN |
Traveling system structure | 5×6 | 5×6 | 5×6 | 5×6 |
Fast line diameter | 32mm | φ32mm | φ32mm | φ32mm |
Max. pull of fast line | 280 kN | 280 kN | 280 kN | 280kN |
Power of drawworks | 735kW | 735 kW | 735 kW | 735 kW |
Speed of drawworks | 4F+ 4R | 4F+ 2R | 4F | 1F， Stepless speed regulation |
Model of rotary table | ZP275 | ZP275 | ZP275 | ZP275 |
Mast | JJ225/43-K | JJ225/43-K | JJ225/43-K | JJ225/43-K |
Substructure | DZ225/7.5-K | DZ225/7.5-K | DZ225/7.5-K | DZ225/7.5-K |
