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    MH3250 Tracked Material Handler
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    772 (07) Off-Highway Truck
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    MH3022 Wheel Material Handler
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    Engine
    Engine Model Cat C9.3B Cat® C18 Cat C4.4
    Net Power - ISO 9249 311 hp 550 hp 145 hp
    Net Power - ISO 9249 (DIN) 315 hp (metric) - 147 hp (metric)
    Engine Power - ISO 14396:2002 314 hp - -
    Engine Power - ISO 14396 (DIN) 318 hp (metric) - 150 hp (metric)
    Bore 5 in 5.7 in 4.1 in
    Stroke 6 in 7.2 in 5 in
    Displacement 568 in³ 1105 in³ 268.5 in³
    Biodiesel Capability Up to B20¹ - Up to B20¹
    Emissions Meets U.S. EPA Tier 4 Final and EU Stage V emission standards. - Meets U.S. EPA Tier 4 Final and EU Stage V emission standards.
    Note (1) Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system, and alternator with engine speed at 1,800 rpm. Advertised power is tested per the specified standard in effect at the time - Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system, and alternator with engine speed at 2,000 rpm. Advertised power is tested per the specified standard in effect at the time
    Note (2) ¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels** up to: 20% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO - ¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels** up to: 20% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO
    Rated Engine Speed - 1700 r/min -
    Gross Power - SAE J1995:2014 - 605 hp -
    Net Power - SAE J1349:2011 - 550 hp -
    Number of Cylinders - 6 -
    Net Torque - SAE J1349 - 2221 ft-lb -
    Engine Power - ISO 14396 - 598 hp -
    Engine Power - Maximum - ISO 14396 - - 148 hp

    Weights
    Operating Weight 107700 lb - -

    Working Ranges
    Maximum Reach 52.5 ft - 30.4 ft
    Boom MH 9.2 m (30'2") - MH Boom 5.35 (17'7")
    Stick Industrial 7.6 m (24'11") - Straight 4.3 m (14'1")
    Maximum Height 55.3 ft - 35.3 ft
    Minimum Height 13.4 ft - -
    Minimum Swing Radius-Front 12.8 ft - -
    Maximum Depth 23.3 ft - 4.8 ft
    Boom Pin Height 37.6 ft - 23.3 ft
    Minimum Dump Height - - 10.8 ft
    Maximum Reach at Ground Line - - 28.5 ft

    Transmission
    Gradeability 35°/70% - -
    Maximum Travel Speed 2.1 mile/h - -
    Maximum Drawbar Pull 55281 lbf - -
    Forward - 1 - 8 mile/h -
    Forward - 2 - 10.9 mile/h -
    Forward - 3 - 14.8 mile/h -
    Forward - 4 - 19.8 mile/h -
    Forward - 5 - 26.9 mile/h -
    Forward - 6 - 36.2 mile/h -
    Forward - 7 - 49.2 mile/h -
    Reverse - 10.4 mile/h -
    Maximum Gradeability - - 65
    Maximum Travel Speed (with steering wheel) - - 12.4 mile/h
    Maximum Travel Speed (with joysticks) - - 9.3 mile/h
    Drawbar Pull - - 28551 lb/ft

    Hydraulic System
    Main System - Maximum Flow (× 2 pumps) - Implement 148 gal(US)/min - -
    Maximum Pressure - Implements 5076 psi - 5366 psi
    Maximum Pressure - Travel 5076 psi - 5076 psi
    Maximum Pressure - Swing 4061 psi - 5294 psi
    Maximum Flow - Implement/Travel Circuit - - 81 gal/min

    Service Refill Capacities
    Fuel Tank Capacity 158.5 gal (US) - 92.5 gal (US)
    Cooling System 10.6 gal (US) 33 gal (US) 9.5 gal (US)
    Engine Oil (with filter) 8.5 gal (US) - -
    Swing Drive - Each 4.8 gal (US) - -
    Final Drive - Each 4 gal (US) - 0.7 gal (US)
    Hydraulic System - Including Tank 98.5 gal (US) - 91.1 gal (US)
    Hydraulic Tank 42.5 gal (US) - 40.9 gal (US)
    DEF Tank 21.1 gal (US) 6 gal (US) -
    Fuel Tank - 140 gal (US) -
    Differential - Final Drives - 47 gal (US) -
    Steering Tank - 14.5 gal (US) -
    Steering System - Including Tank - 23 gal (US) -
    Torque Converter - Transmission System - 17 gal (US) -
    Brake Hoist System - 60 gal (US) -
    Crankcase - 17 gal (US) -
    Brake/Hoist Hydraulic Tank - 38 gal (US) -
    Diesel Exhaust Fluid Tank - - 7.9 gal (US)
    Engine Oil - - 3.4 gal (US)
    Rear Axle - Housing (Differential) - - 3.7 gal (US)
    Front Steering Axle - Differential - - 2.8 gal (US)
    Powershift Transmission - - 0.7 gal (US)

    Swing Mechanism
    Swing Speed 8 r/min - 8.2 r/min
    Swing Torque 104734 ft·lbf - -
    Maximum Swing Torque - - 39553 lb/ft

    Dimensions
    Boom MH 9.2 m (30'2") - MH Boom 5.35 (17'7")
    Stick Industrial 7.6 m (24'11") - Straight 4.3 m (14'1")
    Shipping Height (with OPG, without stick) 11.8 ft - 3350 mm
    Shipping Length (without stick) 41.8 ft - -
    Machine Length (with boom/stick) 14.3 ft - -
    Tail Swing Radius 11.6 ft - 8.5 ft
    Counterweight Clearance 4.7 ft - 4.3 ft
    Cab Height-Lowered 11.5 ft - -
    Cab Height-Lowered with OPG 11.8 ft - 11 ft
    Cab Height-Raised 19.8 ft - 18.8 ft
    Cab Height-Raised with OPG 20.3 ft - 18.8 ft
    Ground Clearance 2.3 ft 1.6 ft 1 ft
    Track Length-Length to Center of Rollers 14.3 ft - -
    Track Length 17.6 ft - -
    Upper Frame Width (includes walkways and handrails) 12.5 ft - -
    Track Gauge-Retracted 10.6 ft - -
    Track Gauge- Extended 12.2 ft - -
    Undercarriage Width-Retracted, 600 mm (24”) shoes 13.2 ft - -
    Height - Top of ROPS - 12.8 ft -
    Inside Body Depth - Maximum - 5.7 ft -
    Overall Body Length - 26.8 ft -
    Inside Body Length - 19 ft -
    Overall Length - 28.9 ft -
    Wheel Base - 13 ft 8.5 ft
    Rear Axle - Tail - 9.5 ft -
    Dump Clearance - 1.5 ft -
    Loading Height - Empty - 11.6 ft -
    Overall Height - Body Raised - 27.1 ft -
    Operating Width - 15.7 ft -
    Centerline Front Tire Width - 10.4 ft -
    Engine Guard Clearance - 2 ft -
    Outside Body Width - 12.9 ft -
    Inside Body Width - 11.9 ft -
    Front Canopy Height - 13.7 ft -
    Rear Axle - Clearance - 1.9 ft -
    Centerline of Rear Dual Tire Width - 8.7 ft -
    Overall Tire Width - 12.9 ft -
    Shipping Length - - 27.3 ft
    Shipping Length (with push blade) - - 28.3 ft
    Machine Length - - 16.3 ft
    Machine Length (with push blade) - - 17.8 ft
    Cab Height- Lowered - - 11 ft
    Shipping Width - - 8.3 ft
    Undercarriage Length - - 16.1 ft
    Undercarriage Length (with push blade) - - 17.6 ft
    Upper Frame Width (including handrails) - - 8.3 ft

    Air Conditioning System
    Note (1) The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.2 kg (2.64 lb) of refrigerant which has a CO2 equivalent of 1.716 metric tonnes (1.892 tons). - -

    Sustainability
    Recyclability 97% - -

    Operating Specifications
    Nominal Payload Class (100%) - 51.6 ton (US) -
    Top Speed - Loaded - 49.2 mile/h -
    Maximum Payload Class (110%) - 56.7 ton (US) -
    Body Capacity - SAE 2:1 - 40.8 yd³ -
    Target Payload Capacity - 51.6 ton (US) -
    Not to Exceed Payload (120%) - 61.9 ton (US) -
    Body Capacity (SAE 2:1)** - 40.8 yd³ -

    Weights - Approximate
    Target Gross Machine Operating Weight - 181000 lb -
    Chassis Weight - 59223 lb -
    Body Weight - 17306 lb -
    Target Gross Machine Weight - 181000 lb -

    Weight Distributions - Approximate
    Front Axle - Empty - 51.4 % -
    Front Axle - Loaded - 34.2 % -
    Rear Axle - Empty - 48.6 % -
    Rear Axle - Loaded - 65.8 % -

    Final Drives
    Differential Ratio - 2.74:1 -
    Planetary Ratio - 4.80:1 -
    Total Reduction Ratio - 13.14:1 -

    Brakes
    Brake Surface - Front - 216 in² -
    Brake Surface - Rear - 7794 in² -
    Brake Standards - ISO 3450:2011 -

    Body Hoists
    Pump Flow - High Idle - 112 gal/min -
    Relief Valve Setting - Raise - 2750 psi -
    Relief Valve Setting - Lower - 500 psi -
    Body Raise Time - High Idle - 8 s -
    Body Lower Time - Float - 10 s -
    Body Power Down - High Idle - 10 s -

    Suspension
    Rear axle - Oscillation - 8.9 ° -
    Empty Loaded Cylinder Stroke Front - 9.2 in -
    Empty Loaded Cylinder Stroke Rear - 5.8 in -

    Capacity - Dual Slope - 100% Fill Factor
    Heaped 2:1 (SAE) - 40.8 yd³ -
    Struck - 31.3 yd³ -

    Capacity - Flat Floor - 100% Fill Factor
    Struck - 31.3 yd³ -
    Heaped 2:1 (SAE) - 40.9 yd³ -

    ROPS
    FOPS Standards - FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 Level II FOPS criteria. -
    ROPS Standards - ROPS (Rollover Protective Structure) for cab offered by Caterpillar meets ISO 3471:2008 ROPS criteria. -

    Sound
    Sound Standards (3) - Operator Equivalent Sound Pressure Level (Leq) is 78 dB(A) when ISO 6396:2008 is used to measure the value for an enclosed cab. -
    Sound Standards (2) - Exterior sound pressure power level for standard machine measured according to tests specified in ISO 6395:2008 is 118 dB(A). -
    Sound Standards (1) - Hearing protection may be needed when operating with open operator station & cab for extended periods or in noisy environment. -

    Steering
    Turning Diameter - Front - 57.7 ft -
    Steering Standards - ISO 5010:2007 -
    Steer Angle - 40.5 ° -
    Turning Circle - Clearance Diameter - 66.6 ft -

    Tires
    Standard Tire - 21.00R33 (E4) -

    Machine Weights
    Maximum Operating Weight - - 54000 lb
    Minimum Operating Weight - - 46750 lb

    Transmissions
    Maximum Travel Speed (with joysticks) - - 9.3 mile/h
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