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CATERPILLAR 12M2 AWD motor grader

Permalink : http://product.cmsou.com/detail_NDk26---.html    Last Updated : 2014-06-17
CATERPILLAR 12M2 AWD motor grader

CATERPILLAR 12M2 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 173.0 hp 129.0 kW
Engine Model Cat® C9.3 ACERT™ Cat® C9.3 ACERT™
Bore 4.5 in 115.0 mm
Stroke 5.9 in 149.0 mm
Speed @ Rated Power 2,100 rpm 2,100 rpm
AWD Range – Net 136-181 kW (183-243 hp) 136-181 kW (183-243 hp)
AWD Range – Net (Metric) 136-181 kW (186-246 hp) 136-181 kW (186-246 hp)
Base Power (1st gear) – Net (Metric) 176.0 hp 129.0 kW
Base Power (all gears) – Net 173.0 hp 129.0 kW
Emissions U.S. Tier 4 Interim/EU Stage IIIB U.S. Tier 4 Interim/EU Stage IIIB
Hi Ambient – Fan Speed – Standard 1,400 rpm 1,400 rpm
Maximum Torque 839.0 lb ft 1138.0 N·m
Standard Capability 109.0 ° F 43.0 ° C
Torque Rise 50% 50%
VHP Plus Range – Net 129-166 kW (173-223 hp) 129-166 kW (173-223 hp)
VHP Plus Range – Net (Metric) 129-166 kW (176-226 hp) 129-166 kW (176-226 hp)
VHP Plus – gear 1F, Net 173.0 hp 129.0 kW
VHP Plus – gear 2F, Net 183.0 hp 136.0 kW
VHP Plus – gear 3F, Net 193.0 hp 144.0 kW
VHP Plus – gear 4F, Net 203.0 hp 151.0 kW
VHP Plus – gear 5F, Net 208.0 hp 155.0 kW
VHP Plus – gear 6F, Net 213.0 hp 159.0 kW
VHP Plus – gear 7F, Net 218.0 hp 163.0 kW
VHP Plus – gear 8F, Net 223.0 hp 166.0 kW
Displacement 567.5 in3 9.3 L
Number of Cylinders 6 6
Derating Altitude 10000.0 ft 3048.0 m
High Ambient – Fan Speed – Maximum 1,550 rpm 1,550 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 29.0 mph 46.6 km/h
Top Speed – Reverse 22.9 mph 36.8 km/h
Turning Radius, Outside Front Tires 24.9 ft 7.6 m
Steering Range – Left/Right 47.5° 47.5°
Articulation Angle – Left/Right 20° 20°
Forward – 1st 2.5 mph 4.1 km/h
Forward – 2nd 3.4 mph 5.5 km/h
Forward – 3rd 5.0 mph 8.0 km/h
Forward – 4th 6.9 mph 11.0 km/h
Forward – 5th 10.6 mph 17.1 km/h
Forward – 6th 14.5 mph 23.3 km/h
Forward – 7th 19.9 mph 32.0 km/h
Forward – 8th 29.0 mph 46.6 km/h
Reverse – 1st 2.0 mph 3.2 km/h
Reverse – 2nd 3.7 mph 6.0 km/h
Reverse – 3rd 5.4 mph 8.7 km/h
Reverse – 4th 8.4 mph 13.5 km/h
Reverse – 5th 15.7 mph 25.3 km/h
Reverse – 6th 22.9 mph 36.8 km/h

Service Refill

Fuel Capacity 110.0 gal 416.0 L
Cooling System 14.8 gal 56.0 L
Hydraulic System – Total 26.4 gal 100.0 L
Hydraulic System – Tank 16.9 gal 64.0 L
Engine Oil 7.9 gal 30.0 L
Transmission/Differential/Final Drives 17.2 gal 65.0 L
Tandem Housing (each) 16.9 gal 64.0 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 1.6 in 40.0 mm
Drawbar – Height 6.0 in 152.0 mm
Front Frame Structure – Height 12.6 in 321.0 mm
Front Frame Structure – Width 10.0 in 255.0 mm
Drawbar – Thickness 0.5 in 12.7 mm
Front-Top/Bottom Plate – Width 12.0 in 305.0 mm
Front-Top/Bottom Plate – Thickness 0.87 in 22.0 mm
Front Axle – Height to Center 23.6 in 600.0 mm
Front Axle – Wheel Lean, Left/Right 18° 18°
Front Axle – Total Oscillation per Side 32° 32°

Tandems

Height 19.9 in 506.0 mm
Width 8.3 in 210.0 mm
Sidewall Thickness – Inner 0.63 in 16.0 mm
Sidewall Thickness – Outer 0.71 in 18.0 mm
Drive Chain Pitch 2.0 in 50.8 mm
Wheel Axle Spacing 59.95 in 1522.8 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 6.5 in 166.0 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 (AWD) 35439.0 lb 16057.0 kg
Blade Pull – Maximum GVW (AWD) 49381.0 lb 22399.0 kg
Blade Down Pressure – Base GVW (AWD) 17857.0 lb 8100.0 kg
Blade Down Pressure – Maximum GVW (AWD) 29196.0 lb 13243.0 kg

Blade Range

Circle Centershift – Right 28.7 in 728.0 mm
Circle Centershift – Left 27.4 in 695.0 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 77.87 in 1978.0 mm
Maximum Shoulder Reach Outside of Tires – Left 70.5 in 1790.0 mm
Maximum Lift above Ground 18.9 in 480.0 mm
Maximum Depth of Cut 28.1 in 715.0 mm

Ripper

Ripper Shank Holder Spacing 21.0 in 533.0 mm
Ripping Depth – Maximum 16.8 in 426.0 mm
Ripper Shank Holders 5 5
Penetration Force 20693.0 lb 9386.0 kg
Pryout Force 27655.0 lb 12544.0 kg
Machine Length Increase, Beam Raised 40.6 in 1031.0 mm

Scarifier

Front, V-Type – Scarifier shank holder spacing 18.4 in 467.0 mm
Front, V-Type – Scarifier shank holders 5/11 5/11
Front, V-Type – Scarifying depth, maximum 40.6 in 1031.0 mm
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, 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
Rear – Ripping depth, maximum 16.8 in 426.0 mm
Rear – Scarifying Depth, Maximum 16.8 in 426.0 mm
Rear – Working Width 84.0 in 2133.0 mm
Rear – Scarifier Shank Holders 9 9
Rear – Scarifier Shank Holder Spacing 10.5 in 267.0 mm

Weights

Operating Weight – Typically Equipped 44349.0 lb 20116.0 kg
Gross Vehicle Weight – Maximum – Front Axle 17009.0 lb 7715.0 kg
Gross Vehicle Weight – Maximum – Rear Axle 37860.0 lb 17173.0 kg
Operating Weight, Typically Equipped – Front Axle 13040.0 lb 5915.0 kg
Operating Weight, Typically Equipped – Rear Axle 31309.0 lb 14201.0 kg
Gross Vehicle Weight – Base – Front Axle 10403.0 lb 4719.0 kg
Gross Vehicle Weight – Base – Rear Axle 28930.0 lb 13123.0 kg
Gross Vehicle Weight – Maximum – Total 54869.0 lb 24888.0 kg
Gross Vehicle Weight – Base – Total 39334.0 lb 17841.0 kg
Operating Weight, Typically Equipped – Total 44349.0 lb 20116.0 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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