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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

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

Operating Specifications

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

Axles

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

Blades

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

Brakes

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

Cab - Standard

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

Cab - Suppression

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

Dimensions (Approximate)

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

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)
  • 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)
  • Main Relief Pressure 3495.0 psi 24100.0 kPa
  • Maximum Supply Pressure 3495.0 psi 24100.0 kPa
  • Pump Flow at 1,800 rpm 30.9 gal/min 117.0 l/min

Hydraulic System - Steering

  • Bore 4.5 in 114.3 mm
  • 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)
  • Steering Pressure Limited 3481.0 psi 24000.0 kPa
  • Steering System - Circuit Double Acting – End Mounted Double Acting – End Mounted
  • Steering System - Pump Piston – Variable Displacement Piston – Variable Displacement
  • Stroke 22.7 in 576.0 mm
  • Vehicle Articulation Angle 86 degrees 86 degrees

Service Refill Capacities

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

Transmission

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

Wheels

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

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)

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