Cat 3512E HD
Gross Power - SAE J1995
Gross Power – SAE J1995:2014
Power rating conditions: – At 1,650 rpm rated speed based on SAE J1995:2014 standard air inlet conditions of 25° C (77° F) and 99 kPa (29.31 in Hg) dry barometric pressure. – Based on fuel of 35° API gravity (at 15.6° C or 60° F) having a LHV of
No engine derating required up to 2987 m (9800 ft) altitude per standard conditions.
Meets U.S. EPA Tier 4 Final emissions standards.
Selectable 1,450 hp configuration.
Weights – Approximate
Empty Operating Chassis Weight
Body Weight Range
21 275 kg-30 623 kg (46,903 lb-67,512 lb)
Chassis weight includes standard mandatory attachments, 33R51 tires, all operating fluid levels full and 100% fuel.
Estimated weight of debris is not included in operating chassis weight.
Body weight varies depending on body selection and configuration.
Nominal Payload Capacity
Gross Machine Operating Weight (GMW) (33R51 tires)
Gross Machine Operating Weight (GMW) (36R51 tires)
Nominal Payload Capacity (33.00R51 tires)*
Nominal Payload Capacity (36.00R51 tires)*
GMW depends on tire selection. Consult your tire manufacturer for maximum loaded top speed.
Refer to the Cat Mining Truck 10/10/20 Overload Policy (AEXQ0250) for maximum gross machine weight limitations.
*Includes standard liners and MSD II (Mine Specific Design) body.
Total Final Drive Reduction Ratio
Maximum travel speeds with standard 33.00-R51 tires.
Cylinder Stroke – Front
Cylinder Stroke – Rear
Body Raise Time– High Idle
Body Lower Time- Float High Idle
Body Lower Time– Float Low Idle
Body Power Down– High Idle
Twin, two-stage hydraulic cylinder mounted outside main frame; double-acting cylinders in second stage.
Power raise in both stages; power down in second stage.
Automatic body lower modulation reduces impact on frame.
Brake Surface – Front
Oil cooled four corner hydraulic actuated disc brakes.
Brake Surface – Rear
Weight Distributions – Approximate
Front Axle – Loaded (target)
Rear Axle – Loaded (target)
Front Axle – Empty
Rear Axle – Empty
Service Refill Capacities
Differentials and Final Drives
Steering System (includes tank)
Brake/Hoist System (includes tank)
Torque Converter/Transmission System (includes sump)
Separate steering system and separate torque converter/transmission system prevents cross contamination.
Contact your local Cat dealer for DEF infrastructure recommendations.
ROPS (Rollover Protective Structure) for cab offered by Caterpillar meets ISO 3471:2008 ROPS and ISO 13459:2012 criteria.
FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 and ISO 13459:2012 Level II criteria.
Cooling Fan Drive: Direct Drive – Operator Sound Level (ISO 6396:2008)
Cooling Fan Drive: Direct Drive – Machine Sound Level (ISO 6395:2008)
Cooling Fan Drive: Optional Clutch – Operator Sound Level (ISO 6396:2008)
Cooling Fan Drive: Optional Clutch – Machine Sound Level (ISO 6395:2008)
Testing done per specified standard work cycle procedures and conditions with 50% HVAC blower fan speed. Optional clutch control fan measurement done at 70% of maximum engine cooling fan speed.
Hearing protection may be needed when operating with an open operator station/cab (when not properly maintained or doors/windows open) for extended periods or in a noisy environment.
Turning Diameter – ISO 7457:1997 (33.00R51 tires)
Machine Clearance Diameter – ISO 7457:1997 (33.00R51 tires)
Dimensions (All dimensions are approximate. MSD II Body, 33R51 tires, unloaded machine.)
Height to Top of ROPS
Overall Body Length
Inside Body Length
Rear Axle to Tail
Loading Height – Empty
Rear Sidewall Height
Inside Body Depth – Maximum
Overall Height – Body Raised
Centerline Front Tire Width
Engine Guard Clearance
Overall Canopy Width
Outside Body Width
Inside Body Width
Front Canopy Height
Rear Axle Clearance
Centerline Rear Dual Tire Width
Overall Tire Width
33.00R51 (E3 and E4)
36.00R51 (Michelin and Bridgestone)
Productive capabilities of the 785G truck are such that, under certain job conditions, TKPH (TMPH) capabilities could be exceeded and, therefore, limit production.
Caterpillar recommends the customer evaluate all job conditions and consult the tire manufacturer for proper tire selection.
Standard Dual Slope Weight
Standard Dual Slope Volume (SAE 2:1)
Standard MSD Weight
Standard MSD Volume (SAE 2:1)
Body weight only. Does not include liners.
Contact your local Cat dealer for site specific body recommendations.
33R51 power train with standard rims
Cat 3512E high displacement Tier 4 Final engine and aftertreatment
Automatic engine and DEF thermal management Automatic low voltage idle management Air cleaner with precleaner (two) Turbocharging (four) with air-to-air aftercooler Mechanical Electronic Unit Injector (MEUI ™-A) fuel system Automatic starter protection Automatic ether starting aid Hydraulic braking system:
Automatic retarder control, adjustable Oil-cooled, multi-disc (front and rear) – Service, retarding, parking, secondary Anti roll back strategy Engine over speed protection Park brake integrated with gear selector Brake release motor (towing) Extended life brake disc material Transmission:
Six-speed, automatic power shift with Electronic Clutch Pressure Control (ECPC) Advanced Productivity Electronic Control Strategy (APECS) Body-up reverse neutralizer Body-up shift inhibitor Downshift/reverse shift inhibitor Directional shift management Enhanced Traction Control System Programmable top gear Oil level sensor Neutral coast inhibitor Neutral start switch Lock-up torque converter Rear axle continuous lubrication/filtration
Jump start/battery charge receptacle
Ground accessible power control box
– Ethernet VIMS ™ port and VIMS ™ lamp – Engine starter, transmission and battery lockouts Brushless alternator, 225 amp
24V electrical system, low maintenance batteries (2) 93 amp-hour
LED payload indicator lamps
LED lighting system:
Backup and hazard lights Curb lights, (one) RH side, (one) LH side Turn signals (front and rear) Engine compartment lights Headlights with low-high beam selector Ladder light and service deck lights Stop/tail lights
Unitized hydraulic powered HVAC with automatic temperature control
Four point seat belt for operator seat
Heated mirrors, right and left
Heated and ventilated operator seat
Operator and trainer air suspension seats
Storage locations for operator gear
Provision for customer accessory mounting
Diagnostic connection port COM3 and Ethernet
Dome courtesy light and map lights
Fire suppression ready
Delayed Engine Shutdown
Integrated object detection system with touchscreen display
Interactive touchscreen vehicle information display
Day/night mode Action alarm Quad gauge display Gauges and indicators panel:
Critical oil and coolant temperatures Fuel and DEF level Engine system, brake and transmission fault indicators Speedometer, Tachometer Entertainment radio ready:
Speakers Antenna (AM/FM/WB/satellite radio) Radio mounting provisions and 12V power supply Retractable front visor
12V auxiliary power connection
ROPS cab, insulated/sound suppressed
Hoist, body control (electric)
Stairway and walkway access, 600 mm (24 in)
Steering wheel, tiltable, telescopic
Windshield wiper, intermittent control
Self-filling to windshield washer fluid from AC condensate
Extended Life Coolant, –35° C (–30° F)
OTHER STANDARD EQUIPMENT
Turbine air starter with air tank, air horn and automatic lubrication system
Auxiliary “buddy” dumping quick connect
Auxiliary steering quick connect (towing)
Hydraulic Filters, 1,000 hours
Guards for rotating components
Fast fill fuel and DEF remote fill system
Secondary steering (automatic)
Tie off points
Tow hooks (front) and tow pin (rear)
Vital Information Management System (VIMS)
Auxiliary connection ‘user defined shutdown’
Sight glasses for hydraulic oils
Quick change rims
36R51 larger tire power train arrangement
Rear axle cooler
Clutch control, variable speed cooling fan
MSD volume: 99 m3 (130 yd3)
MSD II body: 100 m3 (131 yd3)
Dual slope body: 78 m3 (102 yd3)
Body specific side wall and tail extensions
Customizable body liner packages
Body heat exhaust
Rear body lighting group
Directional signals Stop/tail lights
Electronic Throttle Lock
Digital Payload Display
Auxiliary rear work lights, (one) RH side, (one) LH side
No air – electric starter with 93-amp hour batteries (four), electric horn and automatic lubrication system
Fire Suppression System – ANSUL
® LVS Powered access stairway
Fuel heater, fuel water separator
Road Analysis Control (RAC)
Cold weather start (block heater)
Ground accessible fluid service center, hydraulic and coolant
Bumper towing – center pin kit
Communication Ar – Minestar
™ radio Miscellaneous:
Fire extinguisher, portable Hub odometer, kilometers Wheel chocks Gauge, brake wear indicator Five piece crankcase guards Working at heights protection