Caterpillar 772G (RES-1800.0 RPM) Base

Specifications of Caterpillar 772G (RES-1800.0 RPM) Base

Engine

• Bore 145.0 mm
• Displacement 18.1 L
• Engine Model Cat® C18 ACERT™
• Engine Power – ISO 14396 435.0 kW
• Gross Power – SAE J1995 446.0 kW
• Net Power – 80/1269/EEC 421.0 kW
• Net Power – ISO 9249 421.0 kW
• Net Power – SAE J1349 (1st gear/2nd-4th gear) 415.0 kW
• Net Torque – SAE J1349 2584.0 N·m
• 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 227.0 L
• Brake/Hoist Hydraulic Tank 145.0 L
• Cooling System 125.0 L
• Crankcase 64.0 L
• Differentials and Final Drives 180.0 L
• Fuel Tank 530.0 L
• Steering System (Includes Tank) 87.0 L
• Steering Tank 55.0 L
• Torque Converter/Transmission System 64.0 L

Body Hoist

• Body Lower Time – Float 10.0 Seconds
• Body Power Down – High Idle 10.0 Seconds
• Body Raise Time – High Idle 7.5 Seconds
• Pump Flow – High Idle 448.0 L/min
• Relief Valve Setting – Lower 3450.0 kPa
• Relief Valve Setting – Raise 18950.0 kPa

Steering

• Steer Angle 31.0 Degrees
• Steering Standards SAE J1511 FEB94 ISO 5010:1992
• Turning Circle Clearance Diameter 20.1 m
• Turning Diameter – Front 17.6 m

Operating Specifications

• Body Capacity – SAE 2:1 31.2 m3
• Maximum Payload Class (110%) 51.9 tonnes
• Nominal Payload Class (100%) 47.2 tonnes
• Not to Exceed Payload (120%)* 56.6 tonnes
• Target Payload Capacity 47.2 tonnes
• Top Speed – Loaded 71.7 km/h

Tires

• Standard Tires 21.00R33 (E4)

Brakes

• Brake Standards ISO 3450:1996
• Brake Surface – Front 1395.0 cm2
• Brake Surface – Rear 50281.0 cm2

Final Drives

• Differential Ratio 2.74:1
• Planetary Ratio 4.80:1
• Total Reduction Ratio 13.14:1

Suspension

• Empty Loaded Cylinder Stroke Front 234.0 mm
• Empty Loaded Cylinder Stroke Rear 149.0 mm
• Rear Axle Oscillation 8.9 Degrees

Capacity - Dual Slope - 100% Fill Factor

• Heaped (SAE 2:1) 31.2 m3
• Struck 23.9 m3

Capacity - Flat Floor - 100% Fill Factor

• Heaped (SAE 2:1) 31.3 m3
• Struck 23.9 m3

Weights - Approximate

• Body Weight 8030.0 kg
• Chassis Weight 26863.0 kg
• Target Gross Machine Operating Weight 82100.0 kg
• Target Gross Machine Weight 82100.0 kg

Weight Distributions - Approximate

• Front Axle – Empty 51.4 %
• Front Axle – Loaded 34.2 %
• Rear Axle – Empty 48.6 %
• Rear Axle – Loaded 65.8 %

ROPS

• ROPS/FOPS Standards Standards