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JCR CD 200 C

Technical Specification of JCR CD-200 C
1.Description
Mode-JCRCD-200 C is a multipurpose drill rig capable of performing Diamond Core cum DTH cum Rotary Drilling mounted on Crawler with top head drive, Hydraulics driven by Deck Engine. This drill pack also can be mounted on Trailer or Slid or Truck.
2. Application
JCR CD-200 C is a multipurpose drill rig used for Water exploration and Geological exploration such as minerals, Coal……etc.
3. Capacity
a) Diamond Core Drilling
Is Capable of drilling hole size of HQ/NQ/BQ Series 200m/300m/400 m, respectively.
JCR CD 200 C
b) DTH drilling
Is capable of drilling 165mm hole to the depth of 200 meters.
c) Rotary Drilling
Using Tricone bits of size 9 7/8” can drill to a depth of 75 mtrs. (Under favorable drilling Conditions only.)
4. Engine
Cummins make and model 4 BT 3.9-c100, with 60 kw @2200 rpm (max)/ Any other reputed make of 60KW Capacity @2200rpm will be provided.
5. Mast
The channel type mast is made out of structural steel, heavy duty welded construction, reinforced with suitable cross members, capable of withstanding all drilling loads. The mast is capable of handling 3 meters (10’) drill pipes and casing pipes. The drill rig is provided with the level indicators. The mast is raised and lowered by hydraulic cylinders.The mast extension will be provided for 6 mtrs rod pull of. The mast has ability to drill inclined holes from 0 to -900
6. Top Head Drive: (Drill Head )
The top head drive is driven by the variable Sauer Danfoss make hydraulic motor through a 4-speed Funk Gear box with mechanical transmission to suite to drill different formation at different speeds and Torques as mentioned in the below table
Gear Position
1st Gear
2nd Gear
3rd Gear
4th Gear
Speed
108-145 RPM
202-270 RPM
438-585 RPM
785-1050 RPM
Torque
2100-1560NM
1120-840NM
515-387NM
285-215NM
The Hydraulic Chuck of disc spring clamp type is located on the top of the drill spindle with suitable axial holding capacity to hold the drill pipes. Pivoting type, manual actuated top head drive can be swung out.
7. Hydraulic System
An efficiently designed hydraulic system is provided to operate rotation, feed, jacks and mast raising cylinders, Main Winch and breakout wrenches, Mud pump. The system is operated with variable displacement pump & mounted on the Deck Engine .The hydraulic system includes fin type Hydraulic oil cooler with a capacity of 65 GPM suitable for 50 deg. Centigrade ambient, high pressure hydraulic hoses, control valves, gauges etc. for efficient operations. Hydraulic reservoir of capacity of 200 liters located conveniently, suction strainer is provided to avoid foreign particle entering the suction line and the plump return line is provided filtration with 40micron element. A suitable Axial piston variable displacement triplex pumps with load sensing system is provided for rotation, feed, auxiliary system etc.
8. Stabilizers (Jacks)
Hydraulic operated leveling jacks of 300mm stroke x 80mm?x50mm? (stroke) 4 numbers is provided with suitable leveling arrangement and double lock check valves (locking devices) and is located at convenient place for fast and accurate leveling.
9. Foot Clamp
Hydraulically operated foot clamp with two hydraulic cylinders and clamps will hold the drill pipes firmly while breaking.
10. Control Panel
Centralized control panel is located at convenient place on the drill to enable the driller for efficient control of the operation. All levers, valves and gauges are conveniently grouped. The control for setting up of rig is grouped in such a way to prevent accidental operation while drilling. A lockable steel cover (Control Panel Cover) is provided for the control panel to protect gauges and controls during the transportation. Gauges to include rotation control, feed control. Hold back control, air pressure control and includes emergency shutdown switch for the engine.
11. Main Winch
3.5 ton Capacity main hoist with 40m/min. speed (with bare drum) with 18mm cable dia of 30m length will be provided.
12. Wire Line winch
with 1.2 ton capacity with 120m/min. speed (with bare drum) with 6mm Cable dia of 300m length will be provided.
13. Water Pump
The rig is provided with centrifugal mud pump fo suitable make that can deliver 160 lpm at 30 bar. The mud pump is suitable for handling clear water, and bentonite solutions.
14. Light system
The electrical system of the rig is 12/24 V system connected to the batteries of the rigs engine. The system is provided on the panel and instrument illuminating light and minimum three spot is directed at the mast and rotation.
15. Drillers and Operators Platform
A suitable folding working platform (full length) is provided for the operator and the helper.
16. Tool Box
Suitable tool Box with necessary tools generally required for drilling is provided.
17. Compressor
For DTH Drilling a reputed make compressor of capacity 900cfm/200PSI is recommended .
18. DTH Top Head
Low rpm DTH drill head is required to be replaced while drilling for water exploration .
   
 
 
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