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6020B Hydraulic Shovel

6020B Hydraulic Shovel

At a Glance

Engine Output - SAE J1995
778 kW (1,043 hp)
Standard Bucket Capacity
Backhoe (heaped 1:1) 12.0 m³ (15.7 yd³)
Operating Weight
Backhoe –230 tonnes (254 tons)
Operating Weight
507500 lb
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Overview

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.

General

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

Operating Weights - Backhoe

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

Centralized Service Area

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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.

Electrical System

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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 (5) 7 LED service lights
Components (6) 1 beacon lamp on cab roof
Batteries (12V each) 6 × 210 Ah
Components (3) 9 LED high-brightness working flood lights: – 7 for working area
– 2 for rear end
System Voltage 24V
Components (4) 2 LED high-brightness access flood lights

Hydraulic System with Electronic Pump Management

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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 4495psi
Maximum Swing Oil Flow 216gal/min
Maximum Pressure - Swing - Deceleration 5080psi
Maximum Total Oil Flow 621gal/min
Hydraulic Tank Capacity 740gal (US)
Maximum Pressure - Swing - Acceleration 4495psi
Maximum Pressure - Travel 4495psi
Total Volume of Hydraulic Oil 925gal (US)

Automatic Lubrication System

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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
Capacity - Grease Barrel 54gal (US)
Type (1) Single-circuit progressive system with hydraulically driven heavy-duty pump and electronic time control

Undercarriage

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Bottom Rollers - Each Side 8
Components (1) Forged double-grouser track pads
Components (5) Automatic hydraulic retarder valve to prevent overspeed on downhill travel
Components (6) Audible travel alarm
Maximum Tractive Force 265860lbf
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
Gradeability - Travel Drives Approximately 54%
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 0.68mile/h
Travel Speed - 2nd Stage - Maximum 1.49mile/h

Operator's Cab

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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 (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 (8) Windshield with parallel intermittent wiper/washer
Components (7) Operator Protective Guard (rock guard; approved according to ISO 10262:1998 [Top Guard]) compliant
Components (9) Roller blinds
Internal Dimensions of Cab - Height 6.79ft
Components (2) Pneumatically cushioned and multi-adjustable operator seat with lumbar support, safety belt, head- and armrests
New BCS Features (1) Robust instrument panel including large (254 mm/10 in) color touch screen
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) 18.04ft
Components (11) Additional emergency ladder in close proximity to emergency escape window
Internal Dimensions of Cab - Length 7.32ft
Internal Dimensions of Cab - Width 5.33ft
New BCS Features (2) On-screen troubleshooting assistance

Hydraulic Oil Cooling

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

Swing System

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Features (2) All slew ring raceways and grease tub for internal gearing supplied by automatic, central lubrication system
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
Features (1) Open swing circuit with auto slow down when joysticks in neutral
Maximum Swing Speed 4.9r/min

Bucket

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

Operating Specifications

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

Engine - U.S. EPA Tier 4 Final

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Engine Model Cat® C32 ACERT™
Gross Power - SAE J1995 1033HP
Net Power - SAE J1349 1019HP

Attachment

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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

Digging Forces

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Maximum Breakout Force 164050lb
Maximum Tearout Force 146125lb

Working Ranges

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