atlas copco surface drill rig ecm 720 - jarp...
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Hole range and hole depth
Recommended hole range
102-140 mm 4”- 5 ½”
Hole depth
29.5 m 97´
Atlas Copco Surface drill rig
ECM 720 Technical specification
Tough enough to lead, rugged enough to last
Mechanized rod handling•Engine automatic throttle•Progressive anti jamming system (strata •sense) Load sense hydraulic system•Central Hydraulic system test ports•Variable speed cooling fan control•Tier III emmission compliance•2D electronic angle indicator•Boom extension•Feed extension•Dual pinning for L/R horizontal drilling•Water mist system preplumbed for tank•
Preseparator•Dust collector•Retractable dust hood•Hydraulic Centralizer•Thread greasing device•FOPS and ROPS operator safety cab•Cab air-conditioning/heating•Working lights•Back up alarm•Heavy duty tracks with full length rock guards•Track Oscillation•Rock drill Automatic Lubricator device•
•Greatproductivityinthemostchallengingrockconditions•Fastandaccuratpositioningwithhelpofboomextention•Safeandergonomic
ECM 720 is intended for aggregate and cement quarries. The main components are:
Specifications
Engine Compressor
Two stage, screw type compressor• Working pressure, max ....................... 10.3 bar 150 psi• FAD, at normal working pressure ....... 226 l/s 480 cfm
Hydraulic system
• Axial piston pump (1) .........................227 l/min 60 US gal/min• Axial piston pump (2) .........................136 l/min 36 US gal/min• Gear pump (1) ....................................62.5 l/min 16.5 US gal/min• Gear pump (2) ....................................87 l/min 23 US gal/min• Gear pump (3) ....................................87 l/min 23 US gal/min• Return filter (2) ...................................3 micron• High pressure filter .............................3 micron
Electrical system
• Voltage ................................................ 24 V• Batteries .............................................. 4 x 12 V, 145 Ah• Alternator ............................................ 28 V, 95 Ah• Work lights, front ................................ 3 x 70 W• Work lights, rear ................................. 1 x 70 W• Backup alarm ......................................107 dBDust collector
• Filter area ............................................28 m2 300 ft2
• Number of filter elements ...................3 pcs• Suction capacity at 500 mm wg ..........1227 l/s 2 600 cfm• Suction hose diam ...............................152 mm 6’’• Cleaning air pressure, max .................4 bar 60 psi• Cleaning air consumption ...................453 l/pulse 16 cf/pulse
Volumes
• Hydraulic oil tank ............................... 568 l 150 US gal• Hydraulic system, total ....................... 795 l 210 US gal• Compressor oil .................................... 62.5 l 16.5 US gal• Diesel engine oil ................................. 26.5 l 7 US gal• Diesel engine, cooling water .............. 37.9 l 10 US gal• Diesel engine, fuel tank ...................... 587 l 155 US gal• Track drive oil ..................................... 5.7 l 1.5 US gal• Rock drill lub tank .............................. 7.6 l 2 US gal
Feed
Hydraulic chain feed with hose guide with movable dust hood• Feed extension .................................... 1 524 mm 5’• Feed rate, max .................................... 0.89 m/s 175 ft/min• Feed force, max .................................. 31 kN 7 000lbf• Tractive pull, max ............................... 31 kN 7 000 lbf• Total length ......................................... 8 890 mm 29’2’’• Travel length .......................................5 160 mm 16’11’’
ECM 720
Hydraulic rock drill HC200A
Impact power Hydraulic pressure, max Impact rate Torque, max Weight approx
26 kW 35 HP 230 bar 3 335 psi 44 Hz 1 280 Nm 950lbf/ft 187 kg 412 lb
Caterpillar turbo charged, diesel engine, CAT C11, Tier III/stage 3• Power rating at 1800 rpm ................... 287 kW 385 HP
Safety cabin
Boom
• Total length .........................................3 505 mm 138”• Total reach ..........................................4 445 mm 175”• Extension ............................................610 mm 24”
ROPS and FOPS approved • 2 x wipers with washer• Clear laminated glass (front and roof windows) • Fully adjustable operator’s seat• Cabin light• Hole inclination and depth instrument• Outlet socket, 24 V• Prepared with wires for radio•
Air conditioner
• Refrigerant ..........................................R134a• Cooling capacity .................................9 kW 30 700BTU• Fan suction capacity ...........................198 l/s 420 cfm
Selection of optional equipment
Transport dimensions
3D angle indicator• 3D angle indicator with • speed and depthCentral lubrication system• 14’ rod changer group• Hydraulic pressure test kit• Conversion kit T51/T60• Pressurized water mist tank • 80 galGas charging kit• Diesel fired engine preheater • 45.000 btu
Arctic Package• – Diesel fired engine preheater 100.000 btu– Arctic Hosing– Arctic fluids– Hydraulic and fuel tank heaters– Compressor air regulator heater– Water tank heater (if ordered with water tank)– Compressor air tank relief valve
Dimensions and weight
Feed height (H)
8 890 mm 29’ 2’’
Weight
Standard unit excluding all options and drill steel
20 500 kg 45 300 lb
Height and length
Reaching lowest height
Height 3.33 m 10’11”
Length 12.17 m 39’11”
Reaching shortest length
Height 3.94 m 12’11”
Length 10.72 m 35’2”
ECM 720
Traming position
Width
Feed vertical
4020
2581
8890
10668
3556
20°
355
12293
3182 35
61
17,5°
2570
2500
Transport position
Coverage areas
Feed swing angle Toe-hole drilling
ECM 720
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Horizontal reach (mm)
4470 4267
3200
6351118
1676
3429
3835
Vertical reach (mm)
4775
4216
2172
401 610
4813
1778
1499
1422
1311
1438
1422
1321
17°
44°
R177
R110
68°
Horizontal dewatering drilling Feed dump angle
10°
-6°
90°
94°
22°