Description
ZJ40 Land Rig
Features:
The ZJ40 Land Rig mainly have two types: Mechanical Rig and Electrical Rig.
Main technical parameters for mechanical rigs:
| Â MODEL:U.S Met | ZJ40/2250L | ZJ40/2250LD |
| Nominal drilling depth: | 820013200ft 25004000m (4 1/2″DP) 660010500ft 20003200m5″DP |
820013200ft 25004000m (4 1/2″DP) 660010500ft 20003200m5″DP |
| Max.hook load: | 496000lps   2250kN | 496000lps   2250kN |
| Max.drill stem load: | 265000lps   1200kN | 265000lps   1200kN |
| Drawworks max.input power : | 1000HPÂ 735kw | 1000HPÂ 735kw |
| Drawworks speed steps | 4forward+2revers | 4forward+2revers |
| Main brake model | Hydraulic disk brake/band brake | Hydraulic disk brake/band brake |
| Auxiliary brake model: | eddy current brake /E.T.N brake | eddy current brake /E.T.N brake |
| Wireline diameter: | 1-1/4″Â 32mm | 1-1/4″Â 32mm |
| Crown sheaves number and travelling sheaves number: | 6Ã5 | 6Ã5 |
| Open diameter of rotary table: | 27-1/2″Â Â Â 698.5mm | 27-1/2″Â Â Â 698.5mm |
| Rotary table drive type: | Independent/combination drive | Independent electric drive |
| Mast type: | “K” | “K” |
| Clear height of mast: | 142ft 43m | 142ft 43m |
| Substructure height: | 16.4ft(5m)19.7ft(6m)24.6ft(7.5m) | 16.4ft(5m)19.7ft(6m)24.6ft(7.5m) |
| Clear height of substructure: | 12.4ft(3.76m)15.6ft(4.76m)20.5ft (6.26m) | 12.4ft(3.76m)15.6ft(4.76m)20.5ft (6.26m) |
| Power of single mud pump: | 1300HPÂ 956kw | 1300HPÂ 956kw |
| Mud pump sets: | 2 | 2 |
| Type of driving: | integrated chain box | integrated chain box |
| Power of main diesel: | 1100HPÂ 810kw | 1100HPÂ 810kw |
| Main diesel sets: | 3 | 3 |
| Total volume of mud tank: | 1700BBLÂ 270 m3 | 1700BBLÂ 270 m3 |
Main technical parameters for electrical rigs:
| MODEL | ZJ40/2250D | ZJ40/2250DB |
| Nominal drilling depth | 8200â¼13200ft 2500â¼4000m (4 1/2″DP) 6600â¼10500ft 2000â¼3200m5″DP |
8200â¼13200ft 2500â¼4000m (4 1/2″DP) 6600â¼10500ft 2000â¼3200m5″DP |
| Max. hook load | 496000lps   2250kN | 496000lps   2250kN |
| Max. drill stem load | 265000lps   1200kN | 265000lps   1200kN |
| Drawworks speed steps | 1000HPÂ 735kw | 1000HPÂ 735kw |
| Drawworks speed steps | 4/stepless | stepless |
| Main brake model | Hydraulic disk brake/band brake | Hydraulic disk brake/band brake |
| Auxiliary brake model | Eddy current brake/ETN brake | Eddy current brake/ETN brake |
| Wirelind diameter | 1-1/4″Â 32mm | 1-1/4″Â 32mm |
| Crown sheaves number and travelling sheaves number | 6Ã5 | 6Ã5 |
| Open diameter of rotary table | 27-1/2″Â Â Â 698.5mm | 27-1/2″Â Â Â 698.5mm |
| Rotary table drive type | Independent electric drive | Independent electric drive |
| Mast type | “K” | “K” |
| Clear height of mast | 142ft 43m | 142ft 43m |
| Substructure height | 16.4ft(5m)19.7ft(6m)24.6ft(7.5m) | 16.4ft(5m)19.7ft(6m)24.6ft(7.5m) |
| Clear height of substructure | 12.4ft(3.76m)15.6ft(4.76m)20.5ft (6.26m) | 12.4ft(3.76m)15.6ft(4.76m)20.5ft (6.26m) |
| Power of single mud pump | 1300HPÂ 956kw | 1300HPÂ 956kw |
| Mud pump sets | 2 | 2 |
| Type of driving | AC-SCR-DC | AC-VFD-AC |
| Power of main diesel | 1632HPÂ 1200kw | 1632HPÂ 1200kw |
| Main diesel sets | 3 | 3 |
| Total volume of mud tank | 1700BBLÂ 270 m3 | 1700BBLÂ 270 m3 |