850HP Workover Rig

The power system of 850HP workover service rigs adopts imported CAT engine and Allison transmission box (two sets). With the adoption of mature double engine compounding technology, the max. static hook load of truck-mounted workover rigs is 2250KN. It is the maximum level of self-propelled workover rig. Being equipped with substructure and related accessories, the service rigs can do workover and well drilling operation.


1. The truck-mounted workover rigs adopt home-made workover rig 14×10 chassis
2. Mature compounding and transfer box drive structure with double engine.
3. The service rigs adopt parallelogram folding substructure which has stable structure and is easy to install.


Parameters of 850HP Workover Rig

The depth of work over 9000m (73mm tubing) 5800m (88.9mm DP)
The max. loading 2250kN
The type of traveling system 5×6
Diameter of rope Φ32
Engine CAT C18/630 bhp, two sets
The model of gear box Allison M6620AR, two sets
Mast Clean height 39m
The max. static loading 2250kN
Draw work The max. pull of fast line 280KN
Diameter. of wire line 32mm
The max. rotate speed 450rpm
Drilling floor Height 6m
Model of rotary table ZP275