Cat Soil Compactors are designed with durability built in, ensuring maximum availability through multiple life cycles. With optimized performance and simplified serviceability, our machines allow you to operate more efficiently and safely. Representing a long-standing commitment to quality and performance, this rugged, powerful machine is designed and built for heavy-duty compaction and dozing operations. Focused on helping our customers succeed, we have continued to build upon each new series. The 825K continues our legacy of reliability, performance, safety, operator comfort, serviceability, and efficiency.
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Engine
- Engine Model
- C15 Cat
- Net Power
- 405HP
- Stroke
- 6.7in
- Gross Power
- 435HP
- Bore
- 5.4in
- Displacement
- 927.6in³
- Rated Power (Net ISO 9249)
- 405HP
- Maximum Net Torque - 1,300 rpm
- 1478.8lb/ft
- Maximum Altitude - Without Derating (Tier 4 Final/Stage IV)
- 9298ft
- Net Power - Converter Drive - Gross Power
- 435HP
- Net Power - Converter Drive - Torque Rise
- 8,5%
- High Idle Speed
- 2300r/min
- Rated Power (Net SAE J1349)
- 405HP
- Emissions
- Meets U.S. EPA Tier 4 Final/EU Stage IV emission standards or meets U.S. EPA Tier 3/EU Stage IIIA equivalent emission standards
- Low Idle Speed
- 800r/min
- Net Power - Direct Drive - Torque Rise
- 33%
- Maximum Altitude - Without Derating (Tier 3 Final/Stage IIIA Equivalent)
- 9098ft
- Net Power - Direct Drive - Gross Power
- 412HP
Operating Specifications
- Operating Weight
- 78326lb
- Operating Weight - Tier 3 Final/Stage IIIA Equivalent
- 77340lb
- Operating Weight - Tier 4 Final/Stage IV
- 78326lb
Service Refill Capacities
- Cooling System
- 30.6gal (US)
- Engine Crankcase
- 9gal (US)
- Hydraulic Tank Only
- 35.4gal (US)
- Differential - Final Drives - Rear
- 29.1gal (US)
- Fuel Tank
- 206.6gal (US)
- Differential - Final Drives - Front
- 26.4gal (US)
- Transmission
- 17.4gal (US)
- Diesel Exhaust Fluid Tank (Tier 4 Final/Stage IV)
- 8.5gal (US)
Transmission
- Travel Speeds - Reverse - First
- 3.9mile/h
- Travel Speeds - Forward - First
- 3.4mile/h
- Travel Speeds - Reverse - Third
- 12.2mile/h
- Travel Speeds - Reverse - Second
- 6.9mile/h
- Travel Speeds - Forward - Third
- 10.7mile/h
- Transmission Type
- Planetengetriebe ? Lastschaltgetriebe ? ECPC (Electronic Clutch Pressure Control, Elektronische Kupplungsdrucksteuerung)
- Travel Speeds - Forward - Second
- 6mile/h
Cab - Standard
- Machine Sound Level (ISO 6395)
- 113dB(A)
- Operator Sound Level - ISO 6396
- 73dB(A)
Dimensions (Approximate)
- Ground Clearance
- 1.6ft
- Length - With Blade on Ground
- 28.1ft
- Height - Top of Exhaust Pipe
- 14.1ft
- Hitch to Centerline of Front Axle
- 6.1ft
- Turning Radius - Inside of Push Arms
- 8.6ft
- Centerline of Rear Axle to Edge of Counterweight
- 9.3ft
- Wheel Base
- 12.1ft
- Ground Clearance - Bumper
- 2.7ft
- Height - Top of Beacon
- 14.4ft
- Height - ROPS/Canopy
- 13.3ft
- Height - Top of Hood
- 10.4ft
- Width - Over Wheels
- 11.98ft
Axles
- Oscillation Angle
- ?8?
- Rear
- Planetary ? Oscillating
- Front
- Planetary ? Fixed
Hydraulic System
- Maximum Supply Pressure
- 3495psi
- Main Relief Pressure
- 3495psi
- Cylinders, Double Acting - Tilt, Bore and Stroke
- 95.25 mm ? 216 mm (3.75 in ? 8.5 in)
- Pump Flow at 1,800 rpm
- 30.9gal/min
- Cylinders, Double Acting - Lift, Bore and Stroke
- 120 mm ? 1070 mm (4.7 in ? 42.1 in)
Blades
- Total Tilt Adjustment
- 2.9ft
- Maximum Lift Above Ground
- 3.14ft
- Moldboard - Length
- 14.4ft
- Blade Tilt Angle - Left - Mechanical
- 4,1?
- Width - Over End Bits
- 15.18ft
- Blade Tilt Angle - Left - Hydraulic
- 5,4?
- Blade Tip Angle - Total
- 14,8?
- Maximum Depth of Cut
- 1.97ft
- Height - Including Cutting Edge
- 3.4ft
- Blade Tip Angle - Forward
- 7,3?
- Blade Tilt Angle - Right - Mechanical
- 5,1?
- Blade Tip Angle - Back
- 7,5?
- Blade Tilt Angle - Right - Hydraulic
- 6,3?
- Blade Tilt Angle - Left Full
- 10,1?
- Blade Tilt Angle - Right Full
- 10,8?
Hydraulic System - Steering
- Maximum System Flow
- 170 L/min @ 1,800 rpm (44.9 gal/min @ 1,800 rpm)
- Stroke
- 22.7in
- Steering System - Circuit
- Double Acting ? End Mounted
- Vehicle Articulation Angle
- 86 degrees
- Bore
- 4.5in
- Steering Pressure Limited
- 3481psi
- Steering System - Pump
- Piston ? Variable Displacement
Wheels
- Weight
- 16167lb
- Drum Width
- 3.7ft
- Drum Diameter
- 4.3ft
- Tips per Wheel
- 65
- Width - Over Drums
- 11.98ft
- Outside Diameter
- 5.5ft
Cab - Suppression
- Operator Sound Level - ISO 6396
- 72dB(A)
- Machine Sound Level (ISO 6395)
- 110dB(A)
Braking System
- Parking Brake
- Drum and Shoe, Spring Applied, Hydraulic Released
Standard Equipment:
-
- Note
-
- Standard and optional equipment may vary. Consult your Cat dealer for details.
-
- Power Train
-
- Air to air aftercooler
- Autoshift
- Brakes, full hydraulic, enclosed, wet multiple disc service brakes
- Cat clean emission module (Tier 4 Final/Stage IV)
- Electro-hydraulic parking brake
- Electronic Clutch Pressure Control (ECPC)
- Engine, Cat C15: – Tier 4 Final/Stage IV – Tier 3/Stage IIIA equivalent
- Fuel priming pump (electric)
- Fuel to air cooler
- Ground level engine shutoff
- Hydraulically driven demand fan
- Integrated braking system
- Muffler (under hood) (Tier 3/Stage IIIA equivalent)
- Radiator, Aluminum Modular (AMR)
- Separated cooling system
- Single Clutch Speed Shifting (SCSS)
- Starting aid (ether) automatic
- Throttle lock
- Torque converter with Lock Up Clutch (LUC)
- Transmission, planetary, with 3F/3R speed range control
-
- Electrical
-
- Alarm, back-up
- Alternator, 150 amp
- Batteries, maintenance-free (4 – 1,000 CCA)
- Electrical system, 24V
- Ground level lockable master disconnect switch
- Light, warning unswitched (LED strobe)
- Lighting, access stairway
- Lighting, under hood
- Lighting system, halogen (front and rear)
- Lights, directional (rear)
- Starter, electric (heavy duty)
- Starting receptacle for emergency start
-
- Operator Environment
-
- 12V power port for mobile phone or laptop connection
- AccuGrade™ mapping (ready)
- Air conditioner
- Cab, sound-suppressed pressurized
- Cab door, sliding window (LH)
- Compaction control (ready)
- Coat and hard hat hooks
- Electro-hydraulic tilt and lift controls
- Finger tip shifting controls
- Flip-up armrest
- Heater and defroster
- Horn, electric
- Implement hydraulic lockout
- Instrumentation, gauges: – DEF fluid level (Tier 4 Final/Stage IV) – Engine coolant temperature – Fuel level – Hydraulic oil temperature – Speedometer/tachometer – Torque converter temperature
- Instrumentation, warning indicators: – Action alert system, three categories – Brake oil pressure – Electrical system, low voltage – Engine failure malfunction alert and action lamp – Parking brake status
- Internal four-post rollover protective structure (ROPS/FOPS)
- Laminated glass
- Light, (dome) cab
- Lunch box and beverage holders
- Mirror, internal (panoramic)
- Mirrors, heated ready
- Mirrors, rearview (externally mounted)
- Radio ready for entertainment: – Antenna – Speakers – Converter (12V, 10-15 amp)
- Seat, Cat Comfort (cloth) air suspension
- Seat belt with minder, retractable, 76 mm (3 in) wide
- STIC control system with lockout
- Sun visor, front
- Tinted glass
- Transmission gear (indicator)
- Vital Information Management System (VIMS): – Graphical information display – External data port – Customizable operator profiles
- Wet-arm wipers/washers (front and rear)
- Intermittent wipers (front and rear)
-
- Tires, Rims And Wheels
-
- Wheels, tamping tips
-
- Guards
-
- Guard, driveshaft
- Guards, crankcase and power train
-
- Blades
-
- Bulldozer straight blade, hydraulics, and linkage are included in the base machine
-
- Fluids
-
- Antifreeze, premixed 50% concentration extended life (–34° C/–29° F)
-
- Other Standard Equipment
-
- Cleaner bars with teeth
- Doors, service access (locking)
- Ecology drains for engine, radiator, transmission, hydraulic tank
- Emergency platform egress
- Engine, crankcase, 500 hour interval with CJ-4 oil
- Engine idle management features: – Auto idle kickdown – Delayed engine shutdown – Engine idle shutdown
- Fast fuel system
- Fire suppression ready
- Fuel tank, Fast Fill, 782 L (207 gal)
- Hitch, drawbar with pin
- Hoses, Cat
- Hydraulic, engine, and transmission oil coolers
- Oil change system, high speed
- Oil sampling valves
- Product Link
- Stairway, left and right rear access
- Steering, load sensing
- Toe kicks
- Total hydraulic filtration system
- Vandalism protection caplocks
- Venturi stack
- Fold down exhaust stack for shipping
Optional Equipment:
-
- Note
-
- Standard and optional equipment may vary. Consult your Cat dealer for details.
-
- Operator Environment
-
- Camera, rear vision
- Radio, AM/FM/AUX/USB/BLUETOOTH
- Radio, CB (ready)
-
- Technology Products
-
- Compaction control, basic
-
- Fluids
-
- Antifreeze, –50° C (–58° F)
-
- Starting Aids
-
- Heater, engine coolant, 120V
- Heater, engine coolant, 240V
-
- Miscellaneous
-
- Film (ANSI) (Tier 4 Final/Stage IV)
- EU certification (Tier 4 Final/Stage IV)
- Plate – year of manufacture (Tier 3/Stage III Equivalent)
Cat® Grade Connectivity
Cat® Seat Belt Reminder
Cat® Detect with Smart Camera
Cat® Detect with Surround Cameras
