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Belgium 
France 
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Poland 
M Series Motor Graders Caterpillar 12M
Utilaj nou, second-hand sau de inchiriat, dumneavoastra alegeti!
Hydraulics
The electro-hydraulic load-sensing system provides the foundation for advanced machine controls, enabling superior controllability and precise and predictable hydraulic movements, with the reliability you expect from Caterpillar.
Engine
The Cat® C6.6 engine combines power management with ACERT™ Technology to deliver maximum power and efficiency in every gear while reducing the environmental impact.
Serviceability and Customer Support
Fast component replacement and minimum downtime are possible with Caterpillar's exceptional parts availability and dealers' advanced rebuild and repair capabilities.
Structures, Drawbar, Circle
The 12M frame provides a solid working platform, and the DCM delivers service ease and precise blade control for maximum productivity.
Work Tools and Attachments
The Work Tools and optional attachments for the 12M expand machine versatility, utilization and performance.
Power Train
An electronically controlled power shift transmission assures smooth shifting and maximum power to the ground. A modular rear axle and hydraulic brakes simplify serviceability and reduce operating costs.
Integrated Electronic Solutions
Full systems integration with advanced electronics including Cat® Messenger, AccuGrade™ blade control system and Cat ET, create a “Smart Machine” that optimizes performance and availability.
Steering and Implement Controls
Two joysticks offer precise control and unparalleled ease of operation. This advanced technology makes the 12M the most operator-friendly motor grader in the world.
Safety
Caterpillar® has been and continues to be proactive in developing machines that meet or exceed safety standards.
Operator Station
A technologically advanced cab, featuring joystick controls, provides unmatched comfort and visibility.
SPECIFICATII TEHNICE
| Engine | |
|---|---|
| Base Power (1st Gear) - Net | 118 kW |
| Engine Model | C6.6 ACERT VHP |
| Bore | 105 mm² |
| Stroke | 125 mm² |
| Speed at Rated Power | 2000 RPM |
| VHP Plus Range - Net | 118-144 kW (158-193 hp) |
| Base Power (All Gears) - Net | 118 kW |
| Torque Rise - VHP Plus | 40% |
| Maximum Torque | 859 N·m |
| VHP Range - Net | 118 -129 kW (158-173 hp) |
| Displacement | 6.6 l |
| Number of Cylinders | 6 |
| Derating Altitude | 3505 m |
| Standard - Fan Speed - Maximum | 1150 RPM |
| Standard - Fan Speed - Minimum | 550 RPM |
| Standard - Ambient Capability | 43 °C |
| High Ambient - Fan Speed - Maximum | 1650 RPM |
| High Ambient - Fan Speed - Minimum | 550 RPM |
| High - Ambient Capability | 50 °C |
| Power Train | |
| Forward/Reverse Gears | 8 Fwd / 6 Rev |
| Transmission | Direct drive, power shift, countershaft |
| Brakes - Service | Multiple oil-disc |
| Brakes - Service - Surface Area | 23000 cm² |
| Brakes - Parking | Multiple oil disc |
| Brakes - Secondary | Dual circuit control system |
| Hydraulic System | |
| Circuit Type | Electro-hydraulic closed center, load sensing, |
| Pump Type | Variable piston |
| Pump Output | 193 l/min |
| Maximum System Pressure | 24100 kPa |
| Standby Pressure | 3100 kPa |
| Operating Specifications | |
| Top Speed - Forward | 44.5 km/h |
| Top Speed - Reverse | 37.8 km/h |
| Turning Radius - Outside Front Tires | 7.46 m |
| Steering Range - Left/Right | 47.5° |
| Articulation Angle - Left/Right | 20° |
| Forward - 1st | 3.9 km/h |
| Forward - 2nd | 5.3 km/h |
| Forward - 3rd | 7.6 km/h |
| Forward - 4th | 10.5 km/h |
| Forward - 5th | 16.4 km/h |
| Forward - 6th | 22.2 km/h |
| Forward - 7th | 30.6 km/h |
| Forward - 8th | 44.5 km/h |
| Reverse - 1st | 3.3 km/h |
| Reverse - 2nd | 6.2 km/h |
| Reverse - 3rd | 8.9 km/h |
| Reverse - 4th | 13.9 km/h |
| Reverse - 5th | 26 km/h |
| Reverse - 6th | 37.8 km/h |
| Service Refill | |
| Fuel Capacity | 340 l |
| Cooling System | 40 l |
| Hydraulic System - Tank | 60 l |
| Engine Oil | 15.5 l |
| Transmission - Differential - Final Drives | 50 l |
| Tandem Housing - Each | 61 l |
| Front Wheel Spindle Bearing Housing | 0.5 l |
| Circle Drive Housing | 7 l |
| Frame | |
| Drawbar - Width | 76.2 mm² |
| Circle - Diameter | 1530 mm² |
| Circle - Blade Beam Thickness | 35 mm² |
| Drawbar - Height | 152 mm² |
| Front Frame Structure - Width | 254 mm² |
| Front Frame Structure - Thickness | 16 mm² |
| Front Frame Structure - Height | 254 mm² |
| Drawbar - Thickness | 9.5 mm² |
| Drawbar - Yoke Bar Thickness | 19.1 mm² |
| Front Axle - Height to Center | 572 mm² |
| Front Axle - Wheel Lean - Left/Right | 18° |
| Front Axle - Total Oscillation per Side | 32° |
| Tandems | |
| Height | 502 mm² |
| Width | 172 mm² |
| Sidewall Thickness - Inner | 14 mm² |
| Sidewall Thickness - Outer | 16 mm² |
| Drive Chain Pitch | 44.5 mm² |
| Wheel Axle Spacing | 1510 mm² |
| Tandem Oscillation - Front Up | 15° |
| Tandem Oscillation - Front Down | 25° |
| Moldboard | |
| Blade Width | 3.7 m |
| Moldboard - Height | 609.6 mm² |
| Moldboard - Thickness | 22 mm² |
| Arc Radius | 413 mm² |
| Throat Clearance | 124 mm² |
| Cutting Edge Width | 152.4 mm² |
| Cutting Edge Thickness | 16 mm² |
| End Bit - Width | 152.4 mm² |
| End Bit - Thickness | 16 mm² |
| Blade Pull - Base GVW | 9463 kg |
| Blade Pull - Maximum GVW | 12004 kg |
| Blade Down Pressure - Base GVW | 7098 kg |
| Blade Down Pressure - Maximum GVW | 12277 kg |
| Blade Range | |
| Circle Centershift - Right | 656 mm² |
| Circle Centershift - Left | 656 mm² |
| Moldboard Sideshift - Right | 660 mm² |
| Moldboard Sideshift - Left | 510 mm² |
| Maximum Blade Position Angle | 90° |
| Blade Tip Range - Forward | 40° |
| Blade Tip Range - Backward | 5° |
| Maximum Shoulder Reach Outside of Tires - Right | 1905 mm² |
| Maximum Shoulder Reach Outside of Tires - Left | 1742 mm² |
| Maximum Lift Above Ground | 427 mm² |
| Maximum Depth of Cut | 720 mm² |
| Scarifier | |
| Mid, V-Type - Scarifier Shank Holders | 11 |
| Mid, V-Type - Scarifier Shank Holder Spacing | 116 mm² |
| Mid, V-Type - Working Width | 1184 mm² |
| Mid, Straight - Scarifier Shank Holders | 17 |
| Mid, Straight - Scarifier Shank Holder Spacing | 111 mm² |
| Mid, Straight - Scarifying Depth, Maximum | 317 mm² |
| Front, V-Type, 5 or 11 Tooth - Working Width | 1205 mm² |
| Front, V-Type, 5 or 11 Tooth - Scarifier Shank Holder Spacing | 116 mm² |
| Mid, Straight - Working Width | 1800 mm² |
| Mid, V-Type - Scarifying Depth, Maximum | 292 mm² |
| Rear - Scarifying Depth, Maximum | 266 mm² |
| Front, V-Type, 5 or 11 Tooth - Scarifying Depth, Maximum | 467 mm² |
| Front, V-Type, 5 or 11 Tooth - Scarifier Shank Holders | 5 / 11 |
| Rear - Working Width | 2300 mm² |
| Rear - Scarifier Shank Holders | 9 |
| Rear - Scarifier Shank Holder Spacing | 267 mm² |
| Weights | |
| Gross Vehicle Weight - Maximum - Front Axle | 6933 kg |
| Gross Vehicle Weight - Maximum - Rear Axle | 13338 kg |
| Gross Vehicle Weight - Base - Front Axle | 4008 kg |
| Gross Vehicle Weight - Base - Rear Axle | 10514 kg |
| Gross Vehicle Weight - Maximum - Total | 20271 kg |
| Gross Vehicle Weight - Base - Total | 14522 kg |
| Dimensions | |
| Height - Top of Cab | 3278 mm² |
| Length - Counterweight to Ripper | 9889 mm² |
| Width - Outside Front Tires | 2481 mm² |
| Length - Front Axle to Mid Tandem | 5915 mm² |
| Length - Front Tire to Rear of Machine | 8488 mm² |
| Length - Front Axle to Moldboard | 2511 mm² |
| Length - Between Tandem Axles | 1511 mm² |
| Width - Outside Rear Tires | 2481 mm² |
| Width - Tire Center Lines | 2136 mm² |
| Height - Front Axle Center | 572 mm² |
| Height - Exhaust Stack | 2855 mm² |
| Height - Top of Cylinders | 2890 mm² |
| Ground Clearance - Rear Axle | 347 mm² |
| Standards | |
| Sound | ISO 6394:1998 / ISO 6395:1988 |
| ROPS/FOPS | ISO 3471:1992 / ISO 3449:1992 |
| Steering | ISO 5010:1992 |
| Brakes | ISO 3450:1996 |
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