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CATERPILLAR 120M2 AWD motor grader

Permalink : http://product.cmsou.com/detail_NDk24---.html    Last Updated : 2014-06-17
CATERPILLAR 120M2 AWD motor grader

CATERPILLAR 120M2 AWD motor grader

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Overview

The M Series 2 continues the legacy of quality already established by Cat® Motor Graders. The extensive validation program, combined with improvements to the manufacturing process, allows Caterpillar to further enhance our quality. The end result of this development process is a motor grader line with breakthrough technologies, tested in the field and built around real applications and real customer needs. M Series 2 Motor Graders meet U.S. EPA Tier 4 Interim/EU Stage IIIB emission standards.

Engine

Units:
Base Power (1st gear) – Net 145.0 hp 108.0 kW
Engine Model Cat® C7.1 ACERT™ Cat® C7.1 ACERT™
Bore 4.13 in 105.0 mm
Stroke 5.31 in 135.0 mm
Speed @ Rated Power 2,100 rpm 2,100 rpm
AWD Range – Net 114-156 kW (153-209 hp) 114-156 kW (153-209 hp)
AWD Range – Net (Metric) 114-156 kW (155-212 hp) 114-156 kW (155-212 hp)
Base Power (1st gear) – Net (Metric) 147.0 hp 108.0 kW
Base Power (all gears) – Net 145.0 hp 108.0 kW
Emissions U.S. Tier 4 Interim/EU Stage IIIB U.S. Tier 4 Interim/EU Stage IIIB
Hi Ambient – Fan Speed – Standard 1,000 rpm 1,000 rpm
Maximum Torque 693.0 lb ft 939.0 N·m
Standard Capability 109.0 ° F 43.0 ° C
Torque Rise 45% 45%
VHP Plus Range – Net 108-141 kW (145-189 hp) 108-141 kW (145-189 hp)
VHP Plus Range – Net (Metric) 108-141 kW (147-192 hp) 108-141 kW (147-192 hp)
VHP Plus – gear 1F, Net 145.0 hp 108.0 kW
VHP Plus – gear 2F, Net 153.0 hp 114.0 kW
VHP Plus – gear 3F, Net 161.0 hp 120.0 kW
VHP Plus – gear 4F, Net 169.0 hp 126.0 kW
VHP Plus – gear 5F, Net 174.0 hp 130.0 kW
VHP Plus – gear 6F, Net 179.0 hp 134.0 kW
VHP Plus – gear 7F, Net 184.0 hp 137.0 kW
VHP Plus – gear 8F, Net 189.0 hp 141.0 kW
Displacement 428.0 in3 7.01 L
Number of Cylinders 6 6
Derating Altitude 10000.0 ft 3048.0 m
High Ambient – Fan Speed – Maximum 1,350 rpm 1,350 rpm
High Ambient – Fan Speed – Minimum 500 rpm 500 rpm
High Ambient Capability 122.0 ° F 50.0 ° C

Power Train

Forward/Reverse Gears 8 Fwd/6 Rev 8 Fwd/6 Rev
Transmission Direct Drive, Powershift Direct Drive, Powershift
Brakes – Service Multiple Oil Disc Multiple Oil Disc
Brakes – Service, Surface Area 3565.0 in2 23000.0 cm2
Brakes – Parking Multiple Oil Disc Multiple Oil Disc
Brakes – Secondary Dual Circuit Dual Circuit

Hydraulic System

Circuit Type Parallel Parallel
Pump Type Variable Piston Variable Piston
Pump Output 55.7 gal/min 210.0 L/min
Maximum System Pressure 3500.0 psi 24150.0 kPa
Reservoir Tank Capacity 15.85 gal 60.0 L
Standby Pressure 609.0 psi 4200.0 kPa

Operating Specifications

Top Speed – Forward 28.4 mph 45.7 km/h
Top Speed – Reverse 22.4 mph 36.1 km/h
Turning Radius, Outside Front Tires 24.3 ft 7.4 m
Steering Range – Left/Right 47.5° 47.5°
Articulation Angle – Left/Right 20° 20°
Forward – 1st 2.5 mph 4.0 km/h
Forward – 2nd 3.4 mph 5.4 km/h
Forward – 3rd 4.9 mph 7.8 km/h
Forward – 4th 6.7 mph 10.8 km/h
Forward – 5th 10.4 mph 16.8 km/h
Forward – 6th 14.2 mph 22.8 km/h
Forward – 7th 19.5 mph 31.4 km/h
Forward – 8th 28.4 mph 45.7 km/h
Reverse – 1st 1.9 mph 3.1 km/h
Reverse – 2nd 3.9 mph 5.9 km/h
Reverse – 3rd 5.3 mph 8.5 km/h
Reverse – 4th 8.2 mph 13.2 km/h
Reverse – 5th 15.4 mph 24.8 km/h
Reverse – 6th 22.4 mph 36.1 km/h

Service Refill

Fuel Capacity 100.0 gal 378.0 L
Cooling System 12.9 gal 49.0 L
Hydraulic System – Tank 16.9 gal 64.0 L
Engine Oil 7.9 gal 30.0 L
Transmission/Differential/Final Drives 16.5 gal 62.5 L
Tandem Housing (each) 15.6 gal 59.0 L
Front Wheel Spindle Bearing Housing 0.13 gal 0.5 L
Circle Drive Housing 1.8 gal 7.0 L

Frame

Drawbar – Width 3.0 in 76.2 mm
Circle – Diameter 60.2 in 1530.0 mm
Circle – Blade Beam Thickness 1.4 in 35.0 mm
Drawbar – Height 6.0 in 152.0 mm
Front Frame Structure – Height 11.0 in 280.0 mm
Front Frame Structure – Width 8.0 in 204.0 mm
Drawbar – Thickness 0.4 in 9.5 mm
Front-Top/Bottom Plate – Width 10.0 in 255.0 mm
Front-Top/Bottom Plate – Thickness 0.87 in 22.0 mm
Front Axle – Height to Center 22.5 in 572.0 mm
Front Axle – Wheel Lean, Left/Right 18° 18°
Front Axle – Total Oscillation per Side 32° 32°

Tandems

Height 19.8 in 502.0 mm
Width 6.8 in 172.0 mm
Sidewall Thickness – Inner 0.5 in 14.0 mm
Sidewall Thickness – Outer 0.6 in 16.0 mm
Drive Chain Pitch 1.8 in 44.5 mm
Wheel Axle Spacing 59.5 in 1510.0 mm
Tandem Oscillation – Front Up 15° 15°
Tandem Oscillation – Front Down 25° 25°

Moldboard

Blade Width 12.0 ft 3.7 m
Moldboard – Height 24.0 in 610.0 mm
Moldboard – Thickness 0.87 in 22.0 mm
Arc Radius 16.3 in 413.0 mm
Throat Clearance 4.9 in 123.9 mm
Cutting Edge – Width 6.0 in 152.0 mm
Cutting Edge – Thickness 0.6 in 16.0 mm
End Bit – Width 6.0 in 152.0 mm
End Bit – Thickness 0.6 in 16.0 mm
Blade Pull – Base GVW 23737.0 lb 10767.0 kg
Blade Pull – Maximum GVW 44088.0 lb 19998.0 kg
Blade Down Pressure – Base GVW 15030.0 lb 6818.0 kg
Blade Down Pressure – Maximum GVW 27235.0 lb 12354.0 kg

Blade Range

Circle Centershift – Right 25.8 in 656.0 mm
Circle Centershift – Left 25.8 in 656.0 mm
Moldboard Sideshift – Right 26.0 in 660.0 mm
Moldboard Sideshift – Left 20.1 in 510.0 mm
Maximum Blade Position Angle 90° 90°
Blade Tip Range – Forward 40° 40°
Blade Tip Range – Backward
Maximum Shoulder Reach Outside of Tires – Right 75.0 in 1905.0 mm
Maximum Shoulder Reach Outside of Tires – Left 68.6 in 1742.0 mm
Maximum Lift above Ground 16.8 in 427.0 mm
Maximum Depth of Cut 28.3 in 720.0 mm

Ripper

Ripper Shank Holder Spacing 21.0 in 534.0 mm
Ripping Depth – Maximum 8.9 in 226.5 mm
Ripper Shank Holders 5 5
Penetration Force 17692.0 lb 8024.0 kg
Pryout Force 5660.0 lb 2567.0 kg
Machine Length Increase, Beam Raised 41.5 in 1053.0 mm

Scarifier

Front, V-Type, 5 or 11 Tooth – Scarifier Shank Holder Spacing 4.6 in 116.0 mm
Front, V-Type, 5 or 11 Tooth – Scarifier Shank Holders 5/11 5/11
Front, V-Type, 5 or 11 Tooth – Scarifying Depth, Maximum 18.4 in 467.0 mm
Front, V-Type, 5 or 11 Tooth – Working Width 40.6 in 1031.0 mm
Front, V-Type: Working Width 47.4 in 1205.0 mm
Mid, Straight – Ripping Depth, Maximum 12.5 in 317.0 mm
Mid, Straight – Scarifier Shank Holder Spacing 4.4 in 111.0 mm
Mid, Straight – Scarifier Shank Holders 17 17
Mid, Straight – Scarifying Depth, Maximum 16.8 in 426.0 mm
Mid, Straight – Working Width 71.0 in 1800.0 mm
Mid, V-Type – Scarifier Shank Holder Spacing 4.6 in 116.0 mm
Mid, V-Type – Scarifier Shank Holders 11 11
Mid, V-Type – Scarifying Depth, Maximum 11.5 in 292.0 mm
Mid, V-Type – Working Width 46.6 in 1184.0 mm

Weights

Operating Weight – Typically Equipped 41859.0 lb 18987.0 kg
Gross Vehicle Weight – Maximum – Front Axle 15675.0 lb 7110.0 kg
Gross Vehicle Weight – Maximum – Rear Axle 33312.0 lb 15110.0 kg
Operating Weight, Typically Equipped – Front Axle 11614.0 lb 5268.0 kg
Operating Weight, Typically Equipped – Rear Axle 30244.0 lb 13719.0 kg
Gross Vehicle Weight – Base – Front Axle 9777.0 lb 4435.0 kg
Gross Vehicle Weight – Base – Rear Axle 27438.0 lb 12445.0 kg
Gross Vehicle Weight – Maximum – Total 48987.0 lb 22220.0 kg
Gross Vehicle Weight – Base – Total 37214.0 lb 16880.0 kg
Operating Weight, Typically Equipped – Total 41859.0 lb 18987.0 kg

Standards

Brakes ISO 3450, ISO 10265 ISO 3450, ISO 10265
ROPS/FOPS ISO 3471/ISO 3499 ISO 3471/ISO 3499
Sound ISO 6394; ISO 6395 ISO 6394; ISO 6395
Steering ISO 5010 ISO 5010
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