Caterpillar-772

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Caterpillar 772 Base

Variants

Specifications of Caterpillar 772 Base

Engine

  • Bore 145.0 mm
  • Displacement 18.1 L
  • Engine Model Cat® C18 ACERTâ„¢
  • Gross Power - SAE J1995 446.0 kW
  • Net Power - 80/1269/EEC 399.0 kW
  • Net Power - ISO 9249 399.0 kW
  • Net Power - SAE J1349 399.0 kW
  • Number of Cylinders 6
  • Rated Engine Speed 1800.0 RPM
  • Stroke 183.0 mm

Transmission

  • Forward 1 12.9 km/h
  • Forward 2 17.7 km/h
  • Forward 3 24.0 km/h
  • Forward 4 32.2 km/h
  • Forward 5 43.6 km/h
  • Forward 6 58.7 km/h
  • Forward 7 79.7 km/h
  • Reverse 16.9 km/h

Service Refill Capacities

  • Brake Hoist System 277.0 L
  • Brake/Hoist Hydraulic Tank 155.0 L
  • Cooling System 114.0 L
  • Crankcase 60.0 L
  • Differentials and Final Drives 83.0 L
  • Fuel Tank 530.0 L
  • Steering System (Includes Tank) 56.0 L
  • Steering Tank 34.0 L
  • Torque Converter/Transmission System 72.0 L

Body Hoist

  • Body Lower Time - Float 12.5 Seconds
  • Body Power Down - High Idle 12.5 Seconds
  • Body Raise Time - High Idle 9.5 Seconds
  • Pump Flow - High Idle 515.0 L/min
  • Relief Valve Setting - Lower 3450.0 kPa
  • Relief Valve Setting - Raise 17255.0 kPa

Steering

  • Steer Angle 36.0 Degrees
  • Steering Standards ISO 5010:1992

Operating Specifications

  • Body Capacity (SAE 2:1) 31.3 m3
  • Maximum Payload Class (110%) 51.0 tonnes
  • Nominal Payload Class (100%) 46.0 tonnes
  • Not to Exceed Payload (120%) 55.0 tonnes
  • Target Payload Capacity 45.0 tonnes
  • Top Speed - Loaded 79.7 km/h

Dimensions

  • Centerline Front Tire Width 3165.0 mm
  • Centerline Rear Dual Tire Width 2652.0 mm
  • Dump Clearance 495.0 mm
  • Engine Guard Clearance 714.0 mm
  • Front Canopy Height 4216.0 mm
  • Ground Clearance 720.0 mm
  • Height to Top of ROPS 4093.0 mm
  • Inside Body Depth - Maximum 1706.0 mm
  • Inside Body Length 5549.0 mm
  • Inside Body Width 3698.0 mm
  • Loading Height - Empty 3500.0 mm
  • Operating Width 4751.0 mm
  • Outside Body Width 3952.0 mm
  • Overall Body Length 8172.0 mm
  • Overall Height - Body Raised 8357.0 mm
  • Overall Length 8740.0 mm
  • Overall Tire Width 3927.0 mm
  • Rear Axle Clearance 560.0 mm
  • Rear Axle to Tail 2590.0 mm
  • Wheelbase 3960.0 mm

Tires

  • Standard Tires 21.00R33 (E4)

Brakes

  • Brake Standards ISO 3450: 1996
  • Brake Surface - Front 1395.0 cm2
  • Brake Surface - Rear 50284.0 cm2

Sound

  • Sound Standards 3 Standards

Final Drives

  • Differential Ratio 2.74:1
  • Planetary Ratio 4.80:1
  • Total Reduction Ratio 13.15:1

Suspension

  • Empty Loaded Cylinder Stroke Front 234.0 mm
  • Empty Loaded Cylinder Stroke Rear 149.0 mm
  • Rear Axle Oscillation 5.4 Degrees

Capacity - Dual Slope - 100% Fill Factor

  • Heaped (SAE 2:1) 31.2 m3
  • Struck 24.2 m3

Capacity - Flat Floor - 100% Fill Factor

  • Heaped (SAE 2:1) 31.3 m3
  • Struck 23.3 m3

Weights - Approximate

  • Body Weight 10425.0 kg
  • Chassis Weight 25025.0 kg
  • Target Gross Machine Operating Weight 82100.0 kg

Weight Distributions - Approximate

  • Front Axle - Empty 48.0 %
  • Front Axle - Loaded 34.0 %
  • Rear Axle - Empty 52.0 %
  • Rear Axle - Loaded 66.0 %

ROPS

  • FOPS Standards Standards
  • ROPS Standards Standards

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