6020B

You need a shovel that works. A simple, durable digger that gets the job done efficiently and safely. The Cat 6020B is engineered from the ground up with ease of use in mind. It's easy to assemble, easy to learn, easy to operate and easy to maintain. So you can concentrate on running a safe, productive operation. The new Cat 6020B. It's not complicated.


SPECIFICATIONS
General
Standard Bucket Capacity Backhoe (heaped 1:1) 12.0 m3 (15.7 yd3)
Operating Weight Backhoe – 230 tonnes (254 tons)
Engine Output - SAE J1995 778 kW (1,043 hp)


Electrical System
Batteries (12V each) 6 × 210 Ah
Batteries (12V each) - In Series/Parallel Installation 630 Ah – 24V
Battery Isolation Relays manual lockable disconnect switch and automatic disconnect relay
Components (1) Emergency stop buttons inside cab, accessible from all seating locations, and engine module
Components (2) Additional ground-level emergency stop
Components (3) 9 LED high-brightness working flood lights: – 7 for working area – 2 for rear end
System Voltage 24V


Hydraulic Oil Cooling
Diameter - Fan 4.92 ft
Features (1) Cooling system fully independent of all main circuits, i.e. controlled cooling capacity available whenever engine is running
Features (2) Variable electronically controlled flow of oil through cooler and fan speed
Features (3) Superior cooling efficiency to ensure optimum oil temperature
Oil Flow of Cooling Pumps 211 gal/min


Operator's Cab
Components (1) Large cab floor window with removable grating for easy cleaning
Components (10) Machine access via retractable access stairway, stairway angle approximately 45°, hydraulically operated
Components (11) Additional emergency ladder in close proximity to emergency escape window
Components (2) Pneumatically cushioned and multi-adjustable operator seat with lumbar support, safety belt, head- and armrests
Components (3) Safety switch in operator's seat for automatic motion shutdown
Components (4) Joystick integrated in adjustable seat armrest
Components (5) Full sized trainer seat with safety belt and work table
Components (6) Auxiliary fold-away seat with safety belt for 3rd person
Components (7) FOPS (rock guard; approved according to ISO 3449) compliant
Components (8) Windshield with parallel intermittent wiper/washer
Components (9) Roller blinds
Internal Dimensions of Cab - Height 6.79 ft
Internal Dimensions of Cab - Length 7.32 ft
Internal Dimensions of Cab - Width 5.33 ft
New BCS Features (1) Robust instrument panel including large (254 mm/10 in) color touch screen
New BCS Features (2) On-screen troubleshooting assistance
New BCS Features (3) Graphical data logging
New BCS Features (4) Fault memory capabilities
New BCS Features (5) USB, Lan (TCP/IP) and CAN BUS interfaces for data export
New Board Control System (BCS) Features: Electronic monitoring, data logging and diagnostic system for vital signs & service data of engines, hydraulic & lube system
Operator's Eye Level (approximate) 18.04 ft


Swing System
Features (1) Open swing circuit with auto slow down when joysticks in neutral
Features (2) All slew ring raceways and grease tub for internal gearing supplied by automatic, central lubrication system
Maximum Swing Speed 4.9 r/min
Parking Brake Wet multiple-disc brake, spring-loaded/hydraulically released
Swing Drive 2 compact planetary transmissions with axial piston motors
Swing Ring Triple-race roller bearing with sealed internal gearing


Undercarriage
Bottom Rollers - Each Side 8
Components (1) Forged double-grouser track pads
Components (2) Chain links connected by hardened pins and bushings
Components (3) All running surfaces of sprockets, idlers, rollers and track chain links hardened
Components (4) Fully hydraulic self-adjusting track tensioning system with accumulator
Components (5) Automatic hydraulic retarder valve to prevent overspeed on downhill travel
Components (6) Audible travel alarm
Gradeability - Travel Drives Approximately 54%
Maximum Tractive Force 265860 lbf
Parking Brakes Wet multiple disc brake, spring loaded/hydraulically released
Support Rollers - Each Side 3
Track Pads - Each Side 45
Travel Drives - Each Side 1 planetary transmission with 2 two-stage axial piston motors
Travel Speed - 1st Stage - Maximum 0.68 mile/h
Travel Speed - 2nd Stage - Maximum 1.49 mile/h


Automatic Lubrication System
Capacity - Grease Barrel 54 gal (US)
Type (1) Single-circuit progressive system with hydraulically driven heavy-duty pump and electronic time control
Type (2) Grease supplied to swing roller bearing, all pivot points of attachment, and swing gearbox bearing
Type (3) System condition and failures displayed by Board Control System


Attachment
Buckets Equipped With – Special liner material covering main wear areas inside and outside – Lip shrouds – Wing shrouds – Heel shrouds
Type (1) Boom and stick torsion-resistant with welded box design
Type (2) High‑tensile steel with solid steel castings at pivot areas
Type (3) Boom and stick stress-relieved after welding
Type (4) Catwalks with rails at boom
Type (5) Float valve for boom down function


Operating Weights - Backhoe
Ground Pressure 31.9 psi
Operating Weight 507500 lb
Standard Track Pads 2.62 ft


Diesel Engines
Alternator 275A
Aspiration Turbocharged and air-to-air aftercooled
Bore 5.71 in
Components (1) Hydraulically driven radiator fan with variable electronically controlled fan speed
Components (2) Micro processed engine management
Components (3) Heavy-duty air filters
Components (4) Two-stage fuel filter
Components (5) Additional high-capacity water separator including electric priming pump
Components (6) Large fuel tank allows for 24 hour machine operation
Displacement 1959 in³
Emission Standards U.S. EPA Tier 2 equivalent
Fuel Tank Capacity 951 gal (US)
Make/Model Cat C32 ACERT
Maximum Altitude - Without Deration - Above Sea Level 6560 ft
Number of Cylinders 12
Rated Gross Power - SAE J1995 778 kW (1,043 hp, 1,800 min-1)
Rated Net Power - ISO 3046/1 778 kW (1,043 hp, 1,800 min-1)
Rated Net Power - SAE J1349 778 kW (1,043 hp, 1,800 min-1)
Stroke 6.38 in


Hydraulic System with Electronic Pump Management
Electronic Pump Management Contains (1) Electronic load limit control
Electronic Pump Management Contains (2) Dedicated circuit pump allocation
Electronic Pump Management Contains (3) Automatic return of main pumps to zero flow
Electronic Pump Management Contains (4) Automatic rpm reduction of engine speed during working breaks
Electronic Pump Management Contains (5) Reduced oil flow of main pumps at high hydraulic oil temperature and at high engine temperature
Features (1) Pressure cut-off function for all main pumps
Features (2) Cooling of pump transmission gear oil
Filters (1) Full-flow high-pressure filters (100 μm) for main pumps, installed directly behind each pump
Filters (2) Full-flow filters (10 μm) for complete return circuit
Filters (3) Full-flow filters (10 μm) for cooling return circuit
Filters (4) Pressure filters (6 μm) for servo circuit
Filters (5) Transmission oil filter (40 μm)
Main Pumps 6 × variable swash plate pumps
Maximum Pressure - Attachment 4495 psi
Maximum Pressure - Swing - Acceleration 4495 psi
Maximum Pressure - Travel 4495 psi
Maximum Swing Oil Flow 216 gal/min
Maximum Total Oil Flow 621 gal/min


Centralized Service Area
Equipped With (1) Quick couplings for: – Diesel fuel – Engine coolant – Pump transmission gear oil – Engine oil (oil pan) – Hydraulic oil
Equipped With (2) Cat jump-start socket
Equipped With (3) Indicator light for hydraulic tank full
Features Centralized service area accessible from ground level.


Backhoes
Capacity - Struck 12 yd³
Capacity 2:1 13.8 yd³
Inner Width 9.84 ft
Maximum Material Density - Loose 1.8 t/m³ (3,030 lb/yd³)
Number of Teeth 6
Tooth System Cat C85 system
Total Width 11.32 ft
Type Standard rock bucket
Weight - Including Standard Wear Package 27180 lb
Capacity 1:1 15.7 yd³


Bucket
Standard Bucket Capacity - Backhoe (Heaped 1:1) 15.7 yd³


Digging Forces
Maximum Breakout Force 164050 lb
Maximum Tearout Force 146125 lb


Electrical System
Components (4) 2 LED high-brightness access flood lights
Components (5) 7 LED service lights
Components (6) 1 beacon lamp on cab roof


Engine
Engine Model Cat® C32 ACERT™
Gross Power - SAE J1995 1043 HP
Net Power - SAE J1349 1043 HP


Hydraulic System with Electronic Pump Management
Hydraulic Tank Capacity 740 gal (US)
Maximum Pressure - Swing - Deceleration 5080 psi
Total Volume of Hydraulic Oil 925 gal (US)


Operating Specifications
Bucket Payload 24 Sh Ton
Operating Weight 254 ton (US)


Working Ranges
Maximum Digging Depth 26.57 ft
Maximum Digging Height 45.6 ft
Maximum Digging Reach 52.17 ft


BENEFITS & FEATURES
State-of-the-Art Operator's Cab



Advanced Hydraulic System



Independent Oil Cooling System



Electronic Control System



Safety



Serviceability



Customer Support



Loading/Hauling Efficiency



Drive System



Cat MineStar System and Technology Solutions



Swing System



Undercarriage



Cat Buckets and Ground Engaging Tools



Machine Structures



Sustainability



EQUIPMENT
Optional Equipment

SUPERSTRUCTURE
  • Cold-weather package
  • Lube fast fill port
ENGINE
  • U.S. EPA Tier 4 Interim equivalent engine
CAB
  • Redundant HVAC system
  • Camera system
  • Cat MineStar ready (Health, Fleet, Terrain, and Detect)
UNDERCARRIAGE
  • Rough terrain undercarriage protection kit including belly plate and rear plumbing guard
ATTACHMENT
  • Work lights on boom
BUCKETS
  • 12.0 m3 (15.7 yd3) backhoe with abrasive wear package for 1.8 t/m3 (3,030 lb/yd3) density
  • Additional buckets available, based on application, through your local Cat dealer

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