Caterpillar 785C Rock Truck

Rock Truck
Rock Truck
Rock Truck
Rock Truck
Rock Truck
Rock Truck
Units

Dimensions

Dimensions

A

Overall Length

36.25ft in

B

Overall Width

20.6ft in

C

Overall Height

19ft in

D

Wheelbase

17ft in

E

Ground Clearance

3.24ft in

F

Dump Height

36.83ft in

G

Dump Ground Clearance

4.21ft in

Dump

H

Dump Angle

49degrees

Load Capacity - Struck

96yd3

Load Capacity - Heaped

119yd3

Rated Payload

300000lb

Lower Time

15.9sec

Raise Time

15.2sec


Specifications

Engine

Number Of Cylinders

16

Engine Make

2236

Engine Model

3512B-EUI

Gross Power

1451hp

Net Power

1348hp

Power Measured @

1750rpm

Aspiration

Turbocharged

Displacement

3158cu in

Torque Rise

23%

Bore

6.7in

Stroke

7.5in

Net Power - Cat

1348hp

Net Power - Iso 9249

1348hp

Net Power - Sae J1349

1348hp

Net Power - 80/1269/Eec

1348hp

Gross Power - Sae J1995

1450hp

Engine Model

Cat 3512B-EUI

Operational

Fuel Capacity

500gal

Cooling System Fluid Capacity

100gal

Engine Oil Capacity

24gal

Diff And Final Drive Fluid Capacity

115gal

Steering System Fluid Capacity

31gal

Brake/Hoist System Fluid Capacity

89gal

Hydraulic System Fluid Capacity

169.4gal

Operating Voltage

24V

Alternator Supplied Amperage

75amps

Tire Size

33.00-R51 tires

Transmission

Transmission Type

Six-speed planetary

Number Of Gears - Forward

6

Number Of Gears - Reverse

1

Max Speed

34mph

Reverse

6.8 mile/h

Forward - 1

7.5mph

Forward - 2

10.2mph

Forward - 3

13.8mph

Forward - 4

18.6mph

Forward - 5

25.2mph

Forward - 6

34mph

Steering

Steering Standards

SAE J1511 OCT90 ISO 5010:1992

Weights

Empty Weight

225200lb

Loaded Weight

550000lb

Weight Distribution Front - Empty

47%

Weight Distribution Rear - Empty

53%

Weight Distribution Front - Loaded

33%

Weight Distribution Rear - Loaded

67%

Tires

Standard Tires

33.00-R51 (E4) 33.00-R51 (E3)

Brakes

Brake Surface - Front

9497in2

Brake Surface - Rear

13908in2

Standards

SAE J1473 OCT90 ISO 3450-1985

Body Hoists

Pump Flow - High Idle

198 gal/min

Relief Valve Setting - Raise

2500 psi

Body Raise Time - High Idle

15.2 s

Body Lower Time - Float

16.2 s

Body Power Down - High Idle

15.9 s

Body Lower Time - High Idle

15.9 s

Final Drives

Planetary Ratio

10.83:1

Differential Ratio

2.10:1

Total Reduction Ratio

22.75:1

Operating Specifications

Top Speed - Loaded

34mph

Raise Time

15.2 s

Lower Time

15.9 s

Steer Angle

36degrees

Turning Diameter - Front

90.2ft in

Nominal Payload Capacity

300000lb

Machine Clearance Turning Diameter

100.4ft in

Sae (2:1) Capacity

102yd3

Service Refill Capacities

Cooling System

100gal

Differential - Final Drives

115gal

Steering Tank

24gal

Steering System - Including Tank

31gal

Brake Hoist System - Includes Tank

169gal

Crankcase

54gal

Brake/Hoist Hydraulic Tank

89gal

Torque Converter/Transmission System - Including Sump

65.6gal

Fuel Tank - Standard

500gal

Weight Distributions - Approximate

Front Axle - Empty

47 %

Front Axle - Loaded

33 %

Rear Axle - Empty

53 %

Rear Axle - Loaded

67 %

Weights - Approximate

Chassis Weight

164134lb

Gross Machine Operating Weight

550000lb

Operating Weight - Empty - Flat Floor Body

225200lb

Operating Weight - Empty - Dual-Slope Body

211035lb

Capacity - Dual Slope - 100% Fill Factor

Struck

74yd3

Heaped (Sae 2:1)

102yd3

Capacity - Flat Floor - 100% Fill Factor

Struck

96yd3

Heaped (Sae 2:1)

119yd3

Rops

Rops Standards

SAE J1040 APR88 ISO 3471:1994

Sound

Sound Standards

ANSI/SAE J1166 MAY90 SAE J88 APR95

Suspension

Effective Cylinder Stroke - Front

12.1in

Effective Cylinder Stroke - Rear

6.5in

Approximate Weights - Dual Slope

Body

46865lb

Chassis

164134lb

Front Axle - Empty

47 %

Front Axle - Loaded

33 %

Rear Axle - Empty

53 %

Rear Axle - Loaded

67 %

Gross Weight - Empty

211035lb

Approximate Weights - Flat Floor

Body

56630lb

Chassis

164134lb

Front Axle - Empty

47 %

Front Axle - Loaded

33 %

Rear Axle - Empty

53 %

Rear Axle - Loaded

67 %

Gross Weight - Empty

225200lb

Standard Liner

4400lb


Compare similar models

Manufacturer/Model

Load Capacity - Heaped

Net Power

Rated Payload

Load Capacity - Heaped

94.5 yd3

Net Power

1445.7 hp

Rated Payload

339952.8 lb

Load Capacity - Heaped

113.8 yd3

Net Power

1275 hp

Rated Payload

300000 lb

Load Capacity - Heaped

102 yd3

Net Power

1348 hp

Rated Payload

300000 lb

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