815K Soil Compactor

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815K – 2015, Tier 4 Final, Stage IV, Tier 3, Stage IIIA

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 815K continues our legacy of reliability, performance, safety, operator comfort, serviceability, and efficiency.
  • Standard Equipment
  • Optional Equipment
  • Specs

Standard Equipment

  • POWER TRAIN
    • Advanced Productivity Electronic Control System (APECS)
    • Air to air aftercooler
    • Brakes, full hydraulic, enclosed, wet multiple disc service brakes
    • Cat clean emission module (Tier 4 Final/Stage IV only)
    • Electro-hydraulic parking brake
    • Electronic Clutch Pressure Control (ECPC)
    • Engine, Cat C7.1 with ACERT Technology (configured for two emissions options): – Tier 4 Final/Stage IV – Tier 3/Stage IIIA equivalent
    • Engine driven cooling fan – suction
    • Fuel priming pump (electric)
    • Fuel to air cooler
    • Ground level engine shutoff
    • Muffler (under hood) (Tier 3/Stage IIIA equivalent only)
    • Radiator, unit core
    • Starting aid (ether)
    • Throttle lock
    • Torque converter
    • Transmission, planetary, with 3F/3R speed range control
  • ELECTRICAL
    • Alarm, back-up
    • Alternator, 150 amp
    • Batteries, maintenance-free
    • Electrical system, 24V
    • Ground level lockable master disconnect switch
    • Lights, directional (rear)
    • Light, warning switched (LED strobe)
    • Lighting system, (front and rear)
    • Starter, electric
    • 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)
    • Cat Compaction Control (ready)
    • Cat Detect: Object Detection (ready)
    • Coat and hard hat hooks
    • Finger tip shifting controls
    • Flip-up armrest
    • Heater and defroster
    • Horn, electric
    • Hydraulic controls – seat mounted
    • Implement hydraulic lockout
    • Instrumentation, gauges: – DEF fluid level (Tier 4 Final/Stage IV only) – 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
    • Light, (dome) cab
    • Lunch box and beverage holders
    • Mirror, internal (panoramic)
    • 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 – Event indicator light on rear grill
    • Wet-arm wipers/washers (front and rear): – Intermittent wipers (front and rear)
  • TIRES, RIMS AND WHEELS
    • Wheels, tamping foot
  • GUARDS
    • Cleaner bars with teeth
    • Guards, crankcase and power train
    • Guard, driveshaft
  • FLUIDS
    • Antifreeze, premixed 50% concentration extended life (–34° C/–29° F)
  • OTHER STANDARD EQUIPMENT
    • DEF tank fill gauge
    • Doors, service access (locking)
    • Ecology drains for engine, radiator, transmission, hydraulic tank
    • Engine, crankcase, 500 hour interval with CJ-4 oil
    • Emergency platform egress
    • Fire suppression ready
    • Fuel tank, 500 L (132.1 gal)
    • Hitch, drawbar with pin
    • Hoses, Cat XT™
    • Hydraulic, engine, and transmission oil coolers
    • Oil change system, high speed
    • Oil sampling valves
    • Steering, load sensing
    • Total hydraulic filtration system
    • Vandalism protection caplocks
    • Venturi stack
  • STANDARD ATTACHMENTS – HYDRAULICS
    • Hydraulics: – Standard or EU and Canada
  • STANDARD ATTACHMENTS – OPERATOR ENVIRONMENT
    • Glass (window): – Standard bonded or rubber-mounted glass
    • Precleaner – cab: – Standard or powered
    • Seat – cab: – Standard or heated and ventilated
    • Mirrors – cab: – Standard or heated
  • STANDARD ATTACHMENTS – POWER TRAIN
    • Axles: – Standard or non-spin rear
  • STANDARD ATTACHMENTS – SPECIAL ARRANGEMENTS
    • Engine Precleaners: – Turbine or dual stage
  • STANDARD ATTACHMENTS – ELECTRICAL
    • Lights: – Standard or LED
  • STANDARD ATTACHMENTS – FUEL SYSTEMS
    • Fuel tank: – Non-fast or fast fill
  • STANDARD ATTACHMENTS – TECHNOLOGY PRODUCTS
    • Product Link: – GSM, satellite
  • STANDARD ATTACHMENTS – CLEANER BARS
    • Cleaner bars: – Standard or abrasive
  • STANDARD ATTACHMENTS – BLADES
    • Blades: – Straight or tilt-straight

Optional Equipment

  • OPERATOR ENVIRONMENT
    • Camera, rear vision
    • Radio, AM/FM/AUX/USB/BLUETOOTH
    • Radio, CB (ready)
  • TECHNOLOGY PRODUCTS
    • Compaction control, basic
  • OTHER ATTACHMENTS
    • Sound suppression (required for Brazil)
  • FLUIDS
    • Antifreeze, –50° C (–58° F)
  • STARTING AIDS
    • Heater, engine coolant, 120V
    • Heater, engine coolant, 240V
  • MISCELLANEOUS
    • Film (ANSI) (Tier 4 Final/Stage IV only)
    • EU certification (Tier 4 Final/Stage IV only)
    • Plate – year of manufacture (Tier 3/Stage IIIA equivalent only)

Specs

Overview

Long Name:
815K Soil Compactor
Name:
815K
Brand:
Caterpillar
Status:
Current

Engine

Engine Model:
Cat® C7.1 ACERT™: configured for two emissions options
Net Power:
248 HP / 185 kW
Bore:
4.1 in / 105 mm
Stroke:
5.3 in / 135 mm
Displacement:
427.8 in³ / 7.01 l

Wheels

Drum Width:
3.25 ft / 991 mm
Drum Diameter:
3.38 ft / 1029 mm
Outside Diameter:
4.63 ft / 1412 mm
Tips per Wheel:
60

Axles

Front:
Planetary – Fixed
Rear:
Planetary – Oscillating

Blades

Maximum Depth of Cut:
0.73 ft / 222 mm
Maximum Lift Above Ground:
2.63 ft / 802 mm
Total Tilt Adjustment:
2.14 ft / 651 mm
Width - Over End Bits:
12.34 ft / 3761 mm

Axles

Oscillation Angle:
±10°

Blades

Blade Tilt Adjustment - Left:
1.14 ft / 346 mm
Blade Tilt Adjustment - Right:
1 ft / 305 mm
Blade Tilt Angle - Left - Hydraulic:
5.5°
Blade Tilt Angle - Right - Hydraulic:
4.8°
Height - Including Cutting Edge:
2.82 ft / 860 mm
Width - Moldboard Length:
11.98 ft / 3652 mm

Brakes

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

Cab - Standard

Machine Sound Level (ISO 6395) Tier 3/Stage IIIA Equivalent:
112 dB(A) / 112 dB(A)
Machine Sound Level (ISO 6395) Tier 4/Stage IV:
111 dB(A) / 111 dB(A)
Operator Sound Level - ISO 6396:
71 dB(A) / 71 dB(A)

Cab - Suppression

Machine Sound Level (ISO 6395) Tier 3/Stage IIIA Equivalent:
110 dB(A) / 110 dB(A)
Machine Sound Level (ISO 6395) Tier 4/Stage IV:
109 dB(A) / 109 dB(A)
Operator Sound Level - ISO 6396:
70 dB(A) / 70 dB(A)

Dimensions (Approximate)

Centerline of Rear Axle to Bumper:
6.53 ft / 1990 mm
Ground Clearance:
1.23 ft / 375 mm
Ground Clearance - Bumper:
2.18 ft / 665 mm
Height - Top of Beacon:
12.95 ft / 3946 mm
Height - Top of Cab Roof:
11.98 ft / 3650 mm
Height - Top of Exhaust Pipe:
10.97 ft / 3344 mm
Height - Top of Hood:
8.42 ft / 2566 mm
Hitch to Centerline of Front Axle:
5.5 ft / 1675 mm
Length - With Blade on Ground:
23.48 ft / 7157 mm
Turning Radius - Inside of Push Arms:
8.27 ft / 2520 mm
Wheel Base:
10.99 ft / 3350 mm
Width - Over Wheels:
10.64 ft / 3243 mm

Engine

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
Gross Power - ISO 14396 - Tier 3/Stage IIIA Equivalent:
275 HP / 205 kW
Gross Power - ISO 14396 - Tier 4 Final/Stage IV:
274 HP / 204 kW
Gross Power - SAE J1995 - Tier 3/Stage IIIA Equivalent:
286 HP / 213 kW
Gross Power - SAE J1995 - Tier 4 Final/Stage IV:
284 HP / 212 kW
High Idle Speed:
2270 r/min / 2270 r/min
Low Idle Speed:
800 r/min / 800 r/min
Maximum Altitude - Without Derating:
9842.52 ft / 3000 m
Maximum Net Torque - 1,400 rpm - Tier 3/Stage IIIA Equivalent:
749 lb/ft / 1016 N·m
Maximum Net Torque - 1,400 rpm - Tier 4 Final/Stage IV:
899 lb/ft / 1219 N·m
Rated Power (Net ISO 9249) - Tier 3/Stage IIIA equivalent:
249 HP / 186 kW
Rated Power (Net ISO 9249) - Tier 4 Final/Stage IV:
248 HP / 185 kW
Rated Power (SAE J1349) - Tier 3/Stage IIIA Equivalent:
249 HP / 186 kW
Rated Power (SAE J1349) - Tier 4 Final/Stage IV:
248 HP / 185 kW
Torque Rise - Tier 3/Stage IIIA Equivalent:
26%
Torque Rise - Tier 4 Final/Stage IV:
52%

Hydraulic System

Lift Cylinder, Double Acting - Bore and Stroke:
101.6 mm × 627 mm (4 in × 24.7 in)
Main Relief Pressure:
3190 psi / 22000 kPa
Maximum Supply Pressure:
2930 psi / 20200 kPa
Pump Flow at 2,111 rpm:
23.5 gal/min / 89 l/min
Tilt Cylinder, Double Acting - Bore and Stroke:
101.6 mm × 167 mm (4 in × 6.6 in)

Hydraulic System - Steering

Bore:
4 in / 101.6 mm
Maximum System Flow:
147 L/min @ 2,111 rpm (38.8 gal/min @ 2,111 rpm)
Steering Pressure Limited:
4003 psi / 27600 kPa
Steering System - Circuit:
Closed Center Load Sensing
Steering System - Pump:
Piston – Variable Displacement
Stroke:
23.5 in / 597 mm
Vehicle Articulation Angle:
84 degrees

Operating Specifications

Maximum Operating Weight (Tier 3/Stage IIIA equivalent):
48740 lb / 22108 kg
Maximum Operating Weight (Tier 4 Final/Stage IV):
49353 lb / 22386 kg
Operating Weight:
49353 lb / 22386 kg

Service Refill Capacities

Cooling System - Tier 3/Stage IIIA Equivalent:
19.3 gal (US) / 73 l
Cooling System - Tier 4 Final/Stage IV:
21.4 gal (US) / 81 l
Diesel Exhaust Fluid Tank (Tier 4 Final/Stage IV Only):
4.2 gal (US) / 16 l
Differential - Final Drives - Front:
17.2 gal (US) / 65 l
Differential - Final Drives - Rear:
17.2 gal (US) / 65 l
Engine Crankcase:
5.3 gal (US) / 20 l
Fuel Tank:
132.1 gal (US) / 500 l
Hydraulic Tank Only:
19.8 gal (US) / 75 l
Note:
All non-road Tier 4 Final and Stage IV diesel engines are required to use: – Ultra Low Sulfur Diesel (ULSD) fuels containing 15 ppm for EPA and 10 ppm for EU (mg/kg) sulfur or less. Biodiesel blends up to B20 are acceptable when blended with 15 ppm for EPA and 10 ppm for EU (mg/kg) sulfur or less ULSD and when the biodiesel feedstock meets ASTM D7467 specifications. – Cat DEO-ULS™ or oils that meet the Cat ECF-3, API CJ-4, and ACEA E9 specifications are required. – Diesel Exhaust Fluid (DEF) that meets all requirements defined in ISO 22241-1.
Transmission:
14.8 gal (US) / 56 l

Transmission

Transmission Type:
Planetary – Powershift – ECPC
Travel Speeds - Forward - First:
4.2 mile/h / 6.7 km/h
Travel Speeds - Forward - Second:
7.5 mile/h / 12 km/h
Travel Speeds - Forward - Third:
13.2 mile/h / 21.2 km/h
Travel Speeds - Reverse - First:
4.8 mile/h / 7.7 km/h
Travel Speeds - Reverse - Second:
8.5 mile/h / 13.7 km/h
Travel Speeds - Reverse - Third:
15 mile/h / 24.2 km/h

Wheels

Weight:
9720 lb / 4409 kg
Width - Over Drums:
10.64 ft / 3243 mm