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CR-15 English version

Main Performance Parameters of CR-15 l Self contained operator panel with manually operated hydraulic control valves. l 12 ton capacity mainline hoist l 25 ton pullback with 6 m rod pull, direct-coupled feed cylinder with 3.7 m stroke l 0-9...

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Description

Main Performance Parameters of CR-15
l Self contained operator panel with manually operated hydraulic control valves.
l 12 ton capacity mainline hoist
l 25 ton pullback with 6 m rod pull, direct-coupled feed cylinder with 3.7 m stroke
l 0-90 degree mast angle capability
l Hydraulic Chuck with 243 kN holding capacity
l Hydraulic powered rod clamp with BQ rod to HWT casing jaw sizes
l PQ foot clamp, spring close / hydraulic open for failsafe operation
l Individual cooling system, Centralized operation panel

Specification of Main Machine

Diesel Engine	Model/ Displacement		WP6G240E330 (EU Stage IIIA)/ 6.7L
	Power/ Rated RPM		176 kW (240HP)/ 2200rpm
Drilling Capacity	BQ	2050 m	HQ	1350 m
	NQ	1650 m	PQ	950 m
Drill Head	Rotation Motor		Two-speed Hydraulic Motor
	RPM		Three Shifts Step-less Change： 0-1250 RPM
	Head Opener		600 MM
	Hydraulic Chuck(PQ)		Hydraulically opened Axial Holding Capacity of 243000 N
	Max. Torque		6200 N·m
	Hold Diameter		121 mm
	Max. Lifting capacity of Spindle		235 kN
	Max. Feeding Power		80 kN
Capacity of Main Hoist	Hoisting Speed (single wire)		0-65 m/min(bare drum)
	Hoisting force (single wire)		120 kN
	Steel Wire Diameter		20-22 mm
	Steel Wire Length		45 m
Capacity of Wireline Hoist	Hoisting Force (single wire)		15 kN(3372 lbf) (bare drum)
	Steel Wire Diameter		6-8 mm
	Steel Wire Length		2200 m
Mast	Mast Height		9.5 m
	Drilling Angle		45º off horizontal to 90ºvertical down
	Feeding Stroke		3700 mm
	Slippage Stroke		1000 mm
	Feed Pull		25 ton
	Feed Thrust		9 ton
	Rod Pull		3m or 6m(9.84feet or 19.68feet)
Mud Pump	Output volume		250 L/min
	Discharge pressure		8.0 Mpa
Foot Clamp	Clamping Scope		55.5-118 mm through hole Ф165mm
Others	Weight		10.50 ton
	(L × W ×H ) Transport Dimensions		5880×2240×2480mm
	Transport Way		Steel Crawler

Details of the major imported components of CR-15
No.	Item description	Manufacturer	Qty	Remarks

1	Rotation Motor	Germany rexroth	1	A6VM107
2	Hydraulic pump	Danfoss Co. LTD	3
3	Main control valve	Danfoss Co. LTD	2	PVG100、PVG32-2
4	Main winch motor reducer	Germany rexroth	1
5	Secondary winch motor	Eaton Corporation of Americ	1
6	Track drive motor	Korea jijin hydraulic co. LTD	2
7	Elastic coupling	Germany KTR	1
8	Diesel engine		1
9	Mud Pump		1
10	Hydraulic Clamp	Self produce	1
11	Foot Clamp	Self produce	1
12	Operating platform	Self produce	1
13	Crawler chassis	Self produce	1
14	Mast (telescopic)	Self produce	1
15	Drill Head	Self produce	1
16	Upper and lower centralizer	Self produce	2	BQ,NQ,HQ
17	Jaw of Drill Head		2	BQ,NQ,HQ
18	Jaw of Foot clamp		2	BQ,NQ,HQ

19	Protection device	Self produce
20	Auxiliary support		1
21	Accessories of Machine		1

The figures in these tables have been calculated, based on field experiences, and may be reasonably expected. Actual drilling capacity will depend on in-hold tools and conditions, drilling techniques and equipment used.