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ZJ50D Drilling Rig
Features:
The drawworks is driven by two DC motors with 4+4R step-less speed, and reversal will be realized by DC motor reversal
The mud pump is driven by DC motors, which are mounted on the rear skid of mud pump, with V-belt transmission and simple structure
The independent driven rotary table runs with 1+1R/2+2R step-less speed and reversal will be realized by DC motor reversal
The world popular AC-SCR-DC drive technology is used
K type mast is suitable for install top drive system
Sling shot or swing up substructure and mast are used so that all the equipment can be installed at lower position
Specification:
Model | Unit | ZJ50/3150 D |
Nominal drilling depth(4-1/4” DP) | m | 3500-5000 |
ft | 11500-16500 | |
Max. hook load | kn | 3150 |
lbs | 700000 | |
Traveling system | 6x7 | |
Wire line dia. | mm | 35 |
In | 1-3/8 | |
Rated power of drawworks | kw | 1100 |
hp | 1500 | |
Drawworks gear | 4+4R, step-less speed | |
Braking type | Brand brake/Hyd. Disc brake | |
Max. load of swivel | kn | 3150/4500 |
lbs | 700000/1000000 | |
Rotary table opening | mm | 700/950 |
in | 27.5/37.5 | |
Mast type and height (K type) | m | 45 |
ft | 148 | |
Substructure type and height (Swing/Slingshot) | m | 7.5~9 |
ft | 25~30 | |
Clear height under rotary beam | m | 7.5 |
ft | 25 | |
Mud pump number and power | kw | 2 x 956 |
hp | 2 x 1300 | |
Max. pump pressure | mpa | 35 |
psi | 5000 | |
Power drive mode | AC-SCR-DC | |
Control mode | One to One/One to Two |
