Main Features
ZJ50/3150L(mechanical transmission) drive model: diesel engine + decelerator, chain compound + cardan shaft

ZJ50/3150J drive model: diesel engine + decelerator + belt compound + intermediate axle

ZJ50/3150LDB drive model: AC variable-frequency electric motor drive the rotary table

ZJ50/1350DB : AC variable-frequency electric motor , single shaft drawworks
Main Technical Parameters
Model ZJ50/3150J ZJ50/3150L ZJ50/3150LDB ZJ50/3150DZ ZJ50/3150DB
Drilling depth
(114mm drill pipe） 5000m 5000m 5000m 5000m 5000m
Max hook load 3150kN 3150kN 3150kN 3150kN 3150kN
Traveling system structure 6×7 6×7 6×7 6×7 6×7
Fast line diameter φ35mm φ35mm φ35mm φ35mm φ35mm
Max. pull of fast line 350kN 350kN 350kN 350kN 350kN
Power of drawworks 1100kW 1100kW 1100kW 1100kW 1100kW
Speed of drawworks 6F+ 2R 4F+ 2R 4F+ 2R 4F，stepless speed regulation 1F，stepless speed regulation
Model of rotary table ZP275 ZP275 ZP275 ZP275 ZP275
Mast JJ315/45-K JJ315/45-K JJ315/45-K JJ315/45-K JJ315/45-K
Substructure DZ315/6-K DZ315/7.5-K DZ315/7.5-K DZ315/9-S DZ315/9-S