825K

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Overview

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.

Engine

Units:
Engine Model Cat® C15 ACERT™ Cat® C15 ACERT™ Less
Net Power 405.0 HP 302.0 kW Less
Bore 5.4 in 137.2 mm Less
Displacement 927.6 in³ 15.2 l Less
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 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 Less
Gross Power 435.0 HP 324.0 kW Less
High Idle Speed 2300.0 r/min 2300.0 r/min Less
Low Idle Speed 800.0 r/min 800.0 r/min Less
Maximum Altitude - Without Derating (Tier 3 Final/Stage IIIA Equivalent) 9098.0 ft 2773.0 m Less
Maximum Altitude - Without Derating (Tier 4 Final/Stage IV) 9298.0 ft 2834.0 m Less
Maximum Net Torque - 1,300 rpm 1478.8 lb/ft 2005.0 N·m Less
Net Power - Converter Drive - Gross Power 435.0 HP 324.0 kW Less
Net Power - Converter Drive - Torque Rise 8.5% 8.5% Less
Net Power - Direct Drive - Gross Power 412.0 HP 307.0 kW Less
Net Power - Direct Drive - Torque Rise 33% 33% Less
Rated Power (Net ISO 9249) 405.0 HP 302.0 kW Less
Rated Power (Net SAE J1349) 405.0 HP 302.0 kW Less
Stroke 6.7 in 171.4 mm Less

Operating Specifications

Operating Weight 78326.0 lb 35528.0 kg Less
Operating Weight - Tier 3 Final/Stage IIIA Equivalent 77340.0 lb 35081.0 kg Less
Operating Weight - Tier 4 Final/Stage IV 78326.0 lb 35528.0 kg Less

Axles

Front Planetary – Fixed Planetary – Fixed Less
Oscillation Angle ±8° ±8° Less
Rear Planetary – Oscillating Planetary – Oscillating Less

Blades

Blade Tilt Angle - Left - Hydraulic 5.4° 5.4° Less
Blade Tilt Angle - Left - Mechanical 4.1° 4.1° Less
Blade Tilt Angle - Left Full 10.1° 10.1° Less
Blade Tilt Angle - Right - Hydraulic 6.3° 6.3° Less
Blade Tilt Angle - Right - Mechanical 5.1° 5.1° Less
Blade Tilt Angle - Right Full 10.8° 10.8° Less
Blade Tip Angle - Back 7.5° 7.5° Less
Blade Tip Angle - Forward 7.3° 7.3° Less
Blade Tip Angle - Total 14.8° 14.8° Less
Height - Including Cutting Edge 3.4 ft 1032.0 mm Less
Maximum Depth of Cut 1.97 ft 602.0 mm Less
Maximum Lift Above Ground 3.14 ft 958.0 mm Less
Moldboard - Length 14.4 ft 4390.0 mm Less
Total Tilt Adjustment 2.9 ft 890.0 mm Less
Width - Over End Bits 15.18 ft 4628.0 mm Less

Brakes

Parking Brake Drum and Shoe, Spring Applied, Hydraulic Released Drum and Shoe, Spring Applied, Hydraulic Released Less

Cab - Standard

Machine Sound Level (ISO 6395) 113.0 dB(A) 113.0 dB(A) Less
Operator Sound Level - ISO 6396 73.0 dB(A) 73.0 dB(A) Less

Cab - Suppression

Machine Sound Level (ISO 6395) 110.0 dB(A) 110.0 dB(A) Less
Operator Sound Level - ISO 6396 72.0 dB(A) 72.0 dB(A) Less

Dimensions (Approximate)

Centerline of Rear Axle to Edge of Counterweight 9.3 ft 2830.0 mm Less
Ground Clearance 1.6 ft 492.0 mm Less
Ground Clearance - Bumper 2.7 ft 810.0 mm Less
Height - ROPS/Canopy 13.3 ft 4059.0 mm Less
Height - Top of Beacon 14.4 ft 4381.0 mm Less
Height - Top of Exhaust Pipe 14.1 ft 4290.0 mm Less
Height - Top of Hood 10.4 ft 3162.0 mm Less
Hitch to Centerline of Front Axle 6.1 ft 1850.0 mm Less
Length - With Blade on Ground 28.1 ft 8561.0 mm Less
Turning Radius - Inside of Push Arms 8.6 ft 2627.0 mm Less
Wheel Base 12.1 ft 3700.0 mm Less
Width - Over Wheels 11.98 ft 3650.0 mm Less

Hydraulic System

Cylinders, Double Acting - Lift, Bore and Stroke 120 mm × 1070 mm (4.7 in × 42.1 in) 120 mm × 1070 mm (4.7 in × 42.1 in) Less
Cylinders, Double Acting - Tilt, Bore and Stroke 95.25 mm × 216 mm (3.75 in × 8.5 in) 95.25 mm × 216 mm (3.75 in × 8.5 in) Less
Main Relief Pressure 3495.0 psi 24100.0 kPa Less
Maximum Supply Pressure 3495.0 psi 24100.0 kPa Less
Pump Flow at 1,800 rpm 30.9 gal/min 117.0 l/min Less

Hydraulic System - Steering

Bore 4.5 in 114.3 mm Less
Maximum System Flow 170 L/min @ 1,800 rpm (44.9 gal/min @ 1,800 rpm) 170 L/min @ 1,800 rpm (44.9 gal/min @ 1,800 rpm) Less
Steering Pressure Limited 3481.0 psi 24000.0 kPa Less
Steering System - Circuit Double Acting – End Mounted Double Acting – End Mounted Less
Steering System - Pump Piston – Variable Displacement Piston – Variable Displacement Less
Stroke 22.7 in 576.0 mm Less
Vehicle Articulation Angle 86 degrees 86 degrees Less

Service Refill Capacities

Cooling System 30.6 gal (US) 116.0 l Less
Diesel Exhaust Fluid Tank (Tier 4 Final/Stage IV) 8.5 gal (US) 32.0 l Less
Differential - Final Drives - Front 26.4 gal (US) 100.0 l Less
Differential - Final Drives - Rear 29.1 gal (US) 110.0 l Less
Engine Crankcase 9.0 gal (US) 34.0 l Less
Fuel Tank 206.6 gal (US) 782.0 l Less
Hydraulic Tank Only 35.4 gal (US) 134.0 l Less
Transmission 17.4 gal (US) 66.0 l Less

Transmission

Transmission Type Planetary – Powershift – ECPC Planetary – Powershift – ECPC Less
Travel Speeds - Forward - First 3.4 mile/h 5.5 km/h Less
Travel Speeds - Forward - Second 6.0 mile/h 9.7 km/h Less
Travel Speeds - Forward - Third 10.7 mile/h 17.2 km/h Less
Travel Speeds - Reverse - First 3.9 mile/h 6.2 km/h Less
Travel Speeds - Reverse - Second 6.9 mile/h 11.1 km/h Less
Travel Speeds - Reverse - Third 12.2 mile/h 19.7 km/h Less

Wheels

Drum Diameter 4.3 ft 1299.0 mm Less
Drum Width 3.7 ft 1125.0 mm Less
Outside Diameter 5.5 ft 1672.0 mm Less
Tips per Wheel 65 65 Less
Weight 16167.0 lb 7333.0 kg Less
Width - Over Drums 11.98 ft 3650.0 mm Less

Efficiency and Productivity

Structures

Power Train

Tamping Wheels and Tips

Operator Station

Integrated Technologies

Safety

Sustainability

Serviceability

Customer Support

Operating Costs

825K Standard Equipment

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 with ACERT Technology: – 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

825K Optional Equipment

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)

Swear by Equipment Management

Fuel costs. Labor costs. Maintenance costs. They can all tax your patience. But with timely, accurate data, you can better manage your equipment to keep operating expenses in line. Cat® EMSolutions offers everything you need to control costs, help your guys work better, reduce risks and get more done every day.

See How