atlas Copco Underground loaders
Scooptram St2G
technical specification
The Scooptram ST2G is a reliable 4 000 kg tramming capac-
ity underground loader for smaller sized operations that range
from narrow vein mines to construction sites - including those
at high altitude. This vehicle has built its reputation bucket by
bucket throughout the world.
features
load frame Power frame
• A parallel boom design matched to an aggressive bucket • Conventional and proven components are well protected
configuration provide for efficient mucking operations within the frame
• High ground clearance protects the machine from
Operator’s compartment damage
• Side seated operator position for efficient bi-directional • Three point mounting and anti-skid protection provides
operation with maximum visibility safe access for operators and service personnel
• Ergonomic operator seat with seat belt for comfort during
a full operating shift General
• Long life roller bearing centre articulation joint
• Central manual lubrication
Specifications
Capacities Motion times* Weights
kg Tramming capacity* 4 000 sec Boom raising 3.3 Standard equipped vehicle (EVW)
Breakout force, hydraulic 9 060 Boom lowering 2.4
kg Approximate weight 13 000
Breakout force, mechanical 6 710 sec Dumping 6.4 Axle load, front end 5 660
*Tramming capacity with EOD bucket 3 200 kg. *Motion times displayed for Cummins engine Axle load, rear end 7 340
Engine standard* Tyres**
• Deutz Diesel ................BF4M1013EC, EPA Tier 2/EU Stage II • Smooth tread design for underground mine service, on de-
• MSHA Rating at 2 300 rpm.................................. 86 Kw/117 hp mountable rims
• Maximum torque at 1 500 rpm.......................................422 Nm • Tyre size......................................12.00R24 Michelin XSM D2+
• Number of cylinders.......................................................4 in line
• Displacement.....................................................................4.76 L **As applications and conditions vary, Atlas Copco recommends
• Cooling.............................................................................. Water that the user consults with tyre suppliers to obtain the optimum
• MSHA Part 7 ventilation tyre selection.
Ventilation rate....................................................... 241 m3/min
Particulate index............................................. ........ 212 m3/min Operator’s compartment
• Side seated operator for bi-directional operation and maximum
* Deutz engine is recommended for high altitude applications. visibility
Engine option • Canopy ISO ROPS/FOPS approved
• Monostick steering control
• Cummins...............................QSB 4,5 EPA Tier 3/EU Stage IIIa • Single lever dump and hoist control
• MSHA Rating at 2 000 rpm.................................. 81 kW/109 hp
• Maximum torque at 1 500 rpm.......................................458 Nm Hydraulic system
• Number of cylinders.......................................................4 in line
• Displacement.......................................................................4.5 L • Heavy duty gear type pumps
• Cooling.............................................................................. Water • Filtration, suction line...............................................11,6 micron
• MSHA Part 7 ventilation • Dump /hoist system pressure........................................12.4 MPa
Ventilation rate....................................................... TBA m3/min • Cylinder, double acting, chrome plated stems, diameter:
Particulate index..................................................... TBA m3/min Steer cylinder............................................................125 mm
Hoist cylinder............................................................180 mm
Transmission Dump cylinder..........................................................180 mm
• Pumps:
Modulated power shift, 4 speeds forward and reverse Dump /hoist............................. 91 + 91 L/min (at 2 000 rpm).
• Dana..................................................................... R32000 Series Steering.......................................... 91 L/min (at 2 000 rpm)
Converter
Tank capacities
• Single stage
• Fuel ..............................................................................148 litres
• Dana........................................................................ C-270 Series
• Hydraulic .....................................................................144 litres
Axles
Exhaust system
• Spiral bevel differential, full floating, planetary wheel end drive
• Dana.......................................................................................14D Catalytic purifier plus exhaust silencer
• Degree of oscillation..................................16° (8° on each side)
• Differentials: Steering
Front...................................................................No spin
Rear...................................................................Standard • Articulated hydraulic power steering, pilot operated monostick
control
Electrical system • System pressure......................................... 13.8 Mpa (2 000 psi)
• System voltage ................................... Start & accessories 24 V Included features
• Fire extinguisher, 6 kg
Brakes • Central manual lubrication
• Spring applied hydraulically released; fully enclosed multiple
wet discs at each wheel end
• Service.......................................................................... Posi stop
• Parking and emergency; as for service
Grade performance with Deutz engine
Grade performance - standard bucket empty
% Grade 0.0 2.0 4.0 6.0 8.3 10.0 12.5 14.3 16.0 18.0 20.0 25.0
Ratio Grade – – – – 1:12 1:10 1:8 1:7 – – 1:5 1:4
km/h 1st gear 4.5 4,4 4.2 4.2 4.1 4.0 3.9 3.9 3.9 3.8 3.7 3.6
2nd gear 9.1 8.7 8.4 8.2 7.9 7.8 7.5 7.2 6.9 6.4 5.8 4.5
3rd gear 15.0 14.2 13.5 12.9 11.7 10.3 8.3 7.0 6.0 4.9 3.9 –
4th gear 25.4 23.3 19.7 13.9 9.4 6.0 – – – – – –
3% rolling resistance assumed. Actual performance may vary depending on the application.
Grade performance - Standard bucket loaded
% Grade 0.0 2.0 4.0 6.0 8.3 10.0 12.5 14.3 16.0 18.0 20.0 25.0
Ratio Grade – – – – 1:12 1:10 1:8 1:7 – – 1:5 1:4
km/h 1st gear 4.4 4,3 4.2 4.1 4.0 3.9 3.8 3.8 3.7 3.7 3.6 3.4
2nd gear 8.9 8.5 8.2 7.9 7.6 7.3 6.7 6.0 5.4 4.7 4.2 2.9
3rd gear 15.1 13.9 12.4 10.6 8.2 – – – – – – –
4th gear 24.5 20.7 13.9 9.0 1.9 – – – – – – –
3% rolling resistance assumed. Actual performance may vary depending on the application.
Optional equipment
Main frame Controls and instruments
• Various bucket sizes • Block out 3rd and/or 4th gears
• Wheel chocks and chock brackets • Scooptram RRC (line of sight Radio Remote Control)
• Dump cylinder rod protector • Scooptram RRC interface only
• Knockdown construction - specify weight and dimension
limitations Documentation
• Shipping covers • LinkOne parts book CD
• EOD buckets, recommended for truck loading • LinkOne viewer
• Parts manual - plasticized
System • Service manual - plasticized
• Ansul Check fire auto fire suppression
• Single bottle fire suppression with engine kill Parts and Services
• Lincoln auto lube with timer • Preventive maintenance kits
• Manual hydraulic tank fill pump • Repair and rebuild kits
• Face mechanics tool set
Hydraulic system options
• Shop mechanics tool set
• EOD hydraulics & controls only
• Brake release tow hook
Electrical system
• Blue strobe light - power on
• Audio-visual reverse alarm
1 690
2 162
1 620
1 537
880
539
TOP view
SIde View
2 521
3 066
16°
left and right turn
2 289
Measurements
40,5°
R4 697
2 000 x 45° CHAMFER
R2 305
1 270
R4 287
267
1 270
2 111
2 521
3 066
40°
1 668
2 161
2 280
890
millimetres
»»Dimensions
1 467
1 650
1 443
2 325
engine and 1,8m3 bucket
vehicle configuration with
2 544
• All dimensions are shown in
shown are based on standard
3 747
• Machine displayed with Deutz
• All dimensions and calculations
27 mm tyre deflection, unloaded
3 782
Scooptram ST2G
9851 2252 01 g © Copyright 2011, Atlas Copco Rock Drills AB, Örebro, Sweden. All product names in this publication are trademarks of Atlas Copco. Any unauthorized use or copying of the contents or any part thereof is prohibited. Illustrations and photos in this
brochure may show equipment with optional extras. No warranty is made regarding specifications or otherwise. Specifications and equipment are subject to change without notice. Consult your Atlas Copco Customer Center for specific information.
09/2011
