Caterpillar 797
Browse All Caterpillar or Rock Truck Models
Contents:
Dimensions
| Overall Length | 47.67 ft in (14529.82 mm) |
| Overall Width | 30.02 ft in (9150 mm) |
| Overall Height | 23.76 ft in (7240 mm) |
| Wheelbase | 23.63 ft in (7200 mm) |
| Dump Height | 49.22 ft in (15000 mm) |
| Height - Top Of Rops | 21.39 ft in (6.52 m) |
| Inside Body Depth - Maximum | 10.98 ft in (3.35 m) |
| Inside Body Length | 32.29 ft in (9.85 m) |
| Inside Body Width | 26.25 ft in (8.01 m) |
| Operating Width | 30.03 ft in (9153.15 mm) |
| Outside Body Width | 27.97 ft in (8.53 m) |
| Overall Body Length | 47.67 ft in (14.53 m) |
| Overall Height - Body Raised | 49.18 ft in (15 m) |
| Loading Height - Empty | 23.12 ft in (7.05 m) |
| Centerline Front Tire Width | 21.65 ft in (6.6 m) |
| Centerline Of Rear Dual Tire Width | 19.91 ft in (6.07 m) |
| Dump Clearance | 6.13 ft in (1.87 m) |
| Engine Guard Clearance | 3.75 ft in (1.15 m) |
| Rear Axle - Clearance | 2.58 ft in (0.79 m) |
| Rear Axle - Tail | 13.18 ft in (4.02 m) |
| Wheel Base | 23.62 ft in (7.2 m) |
| Overall Tire Width | 30.03 ft in (9.16 m) |
Dump
| Rated Payload | 760000 lb (344730.23 kg) |
| Load Capacity - Heaped | 287.75 yd3 (220 m3) |
| Load Capacity - Struck | 226.28 yd3 (173 m3) |
Engine
| Engine Make | 2236 |
| Engine Model | 3524A |
| Gross Power | 3400 hp (2535.4 kw) |
| Net Power | 3211 hp (2394.5 kw) |
| Displacement | 7139.8 cu in (117.1 L) |
| Net Power - Cat | 3211 hp (2394.5 kw) |
| Net Power - Iso 9249 | 3211 hp (2394.5 kw) |
| Net Power - Sae J1349 | 3178 hp (2369.9 kw) |
| Net Power - 80/1269/Eec | 3211 hp (2394.5 kw) |
| Gross Power - Sae J1995 | 3400 hp (2535.4 kw) |
| Engine Model | Cat 3524B |
Operational
| Fuel Capacity | 1799.9 gal (6813 L) |
| Tire Size | 55/80R63 |
Transmission
| Max Speed | 39.8 mph (64 km/h) |
| Reverse | 7.6 mile/h |
| Forward - 1 | 6.7 mph (10.8 km/h) |
| Forward - 2 | 9 mph (14.5 km/h) |
| Forward - 3 | 12.1 mph (19.5 km/h) |
| Forward - 4 | 16.3 mph (26.3 km/h) |
| Forward - 5 | 22 mph (35.5 km/h) |
| Forward - 6 | 29.7 mph (47.8 km/h) |
| Forward - 7 | 39.9 mph (64.3 km/h) |
Steering
| Steering Standards | Meets SAE J1511 OCT90 and ISO 5010-1984 standards |
Weights
| Empty Weight | 1225748.3 lb (555990 kg) |
| Loaded Weight | 719875.5 lb (326530 kg) |
| Weight Distribution Front - Empty | 43.5 % |
| Weight Distribution Rear - Empty | 46.5 % |
| Weight Distribution Front - Loaded | 33 % |
| Weight Distribution Rear - Loaded | 67 % |
Tires
| Standard Tires | 55/80R63 tires |
Brakes
| Standards | Meet J-ISO 3450 JAN88 and ISO 3450-1996 standards |
Body Hoists
| Pump Flow - High Idle | 323 gal/min |
| Relief Valve Setting - Raise | 3450.01 psi |
| Body Raise Time - High Idle | 25 s |
| Body Lower Time - Float | 18.5 s |
| Body Power Down - High Idle | 17.3 s |
Final Drives
| Planetary Ratio | 16.67:1 |
| Differential Ratio | 1.265:1 |
| Total Reduction Ratio | 21.09:1 |
Operating Specifications
| Top Speed - Loaded | 40 mph (64.4 km/h) |
| Raise Time | 24 s |
| Lower Time | 17.3 s |
| Minimum Payload Capacity | 642680 lb (291514.6 kg) |
| Maximum Payload Capacity | 720000 lb (326586.3 kg) |
| Maximum Capacity Struck (Sae) | 228 yd3 (174.4 m3) |
Service Refill Capacities
| Cooling System | 315 gal (1192.5 L) |
| Steering Tank | 62 gal (234.7 L) |
| Steering System - Including Tank | 114 gal (431.6 L) |
| Crankcase | 110 gal (416.4 L) |
| Brake/Hoist Hydraulic Tank | 263 gal (995.6 L) |
| Torque Converter/Transmission System - Including Sump | 166 gal (628.4 L) |
| Fuel Tank - Standard | 1000 gal (3785.5 L) |
Weight Distributions - Approximate
| Front Axle - Empty | 43.5 % |
| Rear Axle - Empty | 56.5 % |
Weights - Approximate
| Operating Weight - Empty | 510000 lb (231332.2 kg) |
| Operating Weight - Loaded | 1230000 lb (557918.7 kg) |
| Chassis Weight | 459462.7 lb (208408.8 kg) |
| Gross Machine Operating Weight (Gmw) | 1314000 lb (596020.5 kg) |
Rops
| Rops Standards | Meets SAE J1040 APR88, SAE J231 JAN81, ISO 3471-1994 and ISO 3449-1992 LEVEL II |
Sound
| Sound Standards | Meets OSHA and MSHA occupational noise exposure criteria |
Approximate Weights - Flat Floor
| Chassis | 458500 lb (207972.2 kg) |
| Front Axle - Empty | 43.5 % |
| Front Axle - Loaded | 33.3 % |
| Rear Axle - Empty | 56.5 % |
| Rear Axle - Loaded | 66.7 % |
