Caterpillar-6020B

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Caterpillar 6020B Base

Variants

Specifications of Caterpillar 6020B Base

Undercarriage

  • Bottom Rollers (each side) 8
  • Components 1 Chain links connected by hardened pins and bushings
  • Components 2 Audible travel alarm
  • Components 3 Forged double-grouser track pads
  • Components 4 All running surfaces of sprockets, idlers, rollers and track chain links hardened
  • Components 5 Fully hydraulic self-adjusting track tensioning system with accumulator
  • Components 6 Automatic hydraulic retarder valve to prevent overspeed on downhill travel
  • Gradeability of travel drives Approximately 54%
  • Maximum tractive force 1052 kN (107 t = 236,420 lbf)
  • Parking Brakes Wet multiple disc brake, spring loaded/hydraulically released
  • Support Rollers (each side) 2 plus slide
  • Track Pads (each side) 49
  • Travel Drives (each side) 1 planetary transmission with 2 two-stage axial piston motors
  • Travel Speed: 1st Stage (maximum) 1.2 km/h
  • Travel Speed: 2nd Stage (maximum) 2.7 km/h

OPERATOR’S CAB

  • Components 3 Auxiliary fold-away seat with safety belt for 3rd person
  • Components 4 Full sized trainer seat with safety belt and work table
  • Components 1 Pneumatically cushioned and multi-adjustable operator seat with lumbar support, safety belt, head- and armrests
  • Components 10 Large cab floor window with removable grating for easy cleaning
  • Components 11 Windshield with parallel intermittent wiper/washer
  • Components 2 FOPS (rock guard; approved according to DIN ISO) compliant
  • Components 5 Safety switch in operator’s seat for automatic motion shutdown
  • Components 6 Joystick integrated in adjustable seat armrest
  • Components 7 Additional emergency ladder in close proximity to emergency escape window
  • Components 8 Retractable, hydraulically operated boarding ladder
  • Components 9 Roller blinds
  • Internal Dimensions of Cab: Height 2070.0 mm
  • Internal Dimensions of Cab: Length 2230.0 mm
  • Internal Dimensions of Cab: Width 1625.0 mm
  • New BCS Features Graphical data logging
  • New BCS Features: On-screen troubleshooting assistance
  • New BCS Features: 2 On-screen PDF documentation (e.g. operating instructions, technical handbook, spare parts catalog, electric circuit diagram)
  • New BCS Features: 3 Robust instrument panel including large (254 mm/10 in) color touch screen
  • New BCS Features: 4 USB, Lan (TCP/IP) and CAN BUS interfaces for data export
  • New BCS Features: 5 Fault memory capabilities
  • 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) 5.5 m

General Data

  • Engine Output - SAE J1995 778 kW (1,043 hp)
  • Operating Weight 220 tonnes (240 tons)
  • Standard Bucket Capacity 12 m³ (15.7 yd³)

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 Additional ground-level emergency stop
  • Components 2 Emergency stop buttons inside cab, accessible from all seating locations, and engine module
  • System Voltage 24V
  • Working spotlights – Cummins Version 6 high brightness LED lights; 4 × front/2 × rear

HYDRAULIC OIL COOLING

  • Diameter of Fan 1500.0 mm
  • 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
  • Features 4 Reversible fan for self cleaning of oil cooler
  • Oil Flow of Cooling Pumps 800.0 L/min

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 RPM
  • Parking Brake Wet multiple-disc brake, spring-loaded/hydraulically released
  • Swing Drives 2 compact planetary transmissions with axial piston motors
  • Swing Ring Triple-race roller bearing with sealed internal gearing

AUTOMATIC LUBRICATION SYSTEM

  • Capacity of grease drum 205.0 L
  • Type 1 Grease supplied to swing roller bearing, all pivot points of attachment, and swing gearbox bearing
  • Type 2 System condition and failures displayed by Board Control System
  • Type 3 Single-circuit progressive system with hydraulically driven heavy-duty pump and electronic time control

DIESEL ENGINES

  • Alternators 275A
  • Aspiration Turbocharged and air-to-air aftercooled
  • Bore 145.0 mm
  • Components 1 Large fuel tank allows for 24 hour machine operation
  • Components 2 Additional high-capacity water separator including electric priming pump
  • Components 3 Hydraulically driven radiator fan with variable electronically controlled fan speed
  • Components 4 Reversible fan for self cleaning of engine radiator
  • Components 5 Micro processed engine management
  • Components 6 Heavy-duty air filters
  • Components 7 Two-stage fuel filter
  • Emission Certification U.S. EPA Tier 4 Capable Flex
  • Fuel tank capacity 3600.0 L
  • Make and model Cat® C32 (Tier 2)
  • Maximum Altitude without Deration above sea level (a.s.l.) 2000.0 m
  • No. 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 162.0 mm

ATTACHMENTS

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

DIGGING FORCES

  • Maximum Breakout Force 665.0 kN
  • Maximum Crowd Force 640.0 kN

OPERATING WEIGHT - BACKHOE

  • Ground Pressure 21.3 N/cm² (30.9 psi)
  • Operating Weight 220000.0 kg
  • Standard Track Pads 800.0 mm

HYDRAULIC SYSTEM WITH ELECTRONIC PUMP MANAGEMENT

  • Electronic pump management contains: Reduced oil flow of main pumps at high hydraulic oil temperature and at high engine temperature
  • Electronic pump management contains: 2 Automatic rpm reduction of engine speed during working breaks
  • Electronic pump management contains: 3 Automatic return of main pumps to zero flow
  • Electronic pump management contains: 4 Dedicated circuit pump allocation
  • Electronic pump management contains: 5 Electronic load limit control
  • Features 1 Cooling of pump transmission gear oil
  • Features 2 Pressure cut-off function for all main pumps
  • Filters 1 Pressure filters (6 μm) for servo circuit
  • Filters 2 Transmission oil filter (40 μm)
  • Filters 3 Full-flow filters (10 μm) for cooling return circuit
  • Filters 4 Full-flow filters (10 μm) for complete return circuit
  • Filters 5 Full-flow high-pressure filters (100 μm) for main pumps, installed directly behind each pump
  • Main Pumps 6 × variable swash plate pumps
  • Maximum Pressure, Attachment 310.0 bar
  • Maximum Pressure, Swing 350.0 bar
  • Maximum Pressure, Travel 310.0 bar
  • Maximum Swing Oil Flow 783.0 L/min
  • Maximum Total Oil Flow 2350.0 L/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 Indicator light for hydraulic tank full
  • Equipped with: 3 Cat jump-start socket
  • Features Centralized service area accessible from ground level.

WORKING RANGE

  • Maximum Digging Depth 8.1 m
  • Maximum Digging Height 13.9 m
  • Maximum Digging Reach 15.9 m

BACKHOES

  • Capacity 1:1 12.0 m3
  • Capacity 2:1 10.5 m3
  • Capacity Struck 9.0 m3
  • Inner Width 3000.0 mm
  • Maximum Material Density (loose) 1.8 t/m³ (3,030 lb/yd³)
  • No. of Teeth 6
  • Tooth System Cat C85 penetration tip with CapSure lock
  • Total Width 3410.0 mm
  • Type Standard rock bucket
  • Weight including standard wear package 12400.0 kg

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