CAT 651E Motor Scraper

Dimensions

Overall Length 52.96 ft in (16140 mm)
Overall Width 14.28 ft in (4350 mm)
Overall Height 15.46 ft in (4710 mm)
Wheelbase 32.55 ft in (9920 mm)
Length – Overall Machine 636.9 in (16177.26 mm)
Rear Axle – Rear Of Machine 95.9 in (2435.86 mm)
Wheel Base 32.72 ft in (0.84 m)
Width – Inside Of Bowl 154 in (3911.6 mm)
Width – Overall Machine 171 in (4343.4 mm)
Width – Rear Tire Center Lines 110.6 in (2809.24 mm)
Front Of Tractor To Front Axle 148.4 in (3769.36 mm)
Width – Tractor 141.75 in (3600.45 mm)
Height – Overall Shipping 185.4 in (4709.16 mm)
Height – Scraper Blade Maximum 26.75 in (679.45 mm)
Height – Top Of Cab 12.91 ft in (0.33 m)

Tractor Engine

Make CAT
Model 3412
Gross Power 550 hp (410.2 kw)
Displacement 1649 cu in (27.1 L)

Engine Details

Tractor Engine 3412E

Tractor Engine

Flywheel Power – Tractor/Scraper 410 kW (550 hp)
Net Power – Gears 1-2 550 hp (410.2 kw)
Gross Power – Gears 1-2 577 hp (430.3 kw)
CAT Net Power 550 hp (410.2 kw)
Iso 9249 550 hp (410.2 kw)
Eec 80/1269 550 hp (410.2 kw)
Sae J1349 544 hp (405.7 kw)
Bore 5.4 in (137.2 mm)
Stroke 6 in (152.4 mm)
Net Power – Gears 3-8 605 hp (451.2 kw)
Gross Power – Gears 3-8 632 hp (471.3 kw)

Operational Specs

Fuel Tank Capacity 260.3 gal (985 L)
Tire Size 37.5R39 Radial (E-3)

Transmission

Number Of Forward Gears 8
Max Speed Forward 31.1 mph (50 km/h)
Reverse 5.7 mile/h

Steering

Width – 180 Degrees Turn 44.7 ft in (13.7 m)
Steering Angle – Right 90 degrees
Steering Angle – Left 85 degrees
Hydraulic Output 152.8 gal/min

Transmission

1 Forward 3.2 mph (5.2 km/h)
2 Forward 5.8 mph (9.4 km/h)
3 Forward 7 mph (11.3 km/h)
4 Forward 9.4 mph (15.2 km/h)
5 Forward 12.7 mph (20.5 km/h)
6 Forward 17.2 mph (27.7 km/h)
7 Forward 23 mph (37.1 km/h)
8 Forward 31.1 mph (50.1 km/h)

Steering

Ground-Driven Secondary Steering System 61.2 gal/min

Weights

Total Operating – Empty 134371.8 lb (60950 kg)
Operating Weight 134760 lb (61126.2 kg)
Front Axle – Empty 88685.4 % (88685.3592 %)
Rear Axle – Empty 45686.4 % (45686.3972 %)
Total Operating – Loaded 238430 lb (108150 kg)
Front Axel – Loaded 126369 lb (57320 kg)
Rear Axle – Loaded 112061 % (112060.9742 %)

Bowl

Rated Payload 104058.2 lb (47200 kg)
Heaped Capacity 44 yd3 (33.6 m3)
Struck Capacity 32.1 yd3 (24.5 m3)
Max Depth Of Cut 26 in (660 mm)
Width Of Cut 12.7 ft in (3850 mm)

Hydraulics

Bowl Cylinder Bore 9.3 in (235 mm)
Bowl Cylinder Stroke 37.5 in (952.5 mm)
Steering Circuit 115 gal/min
Scraper Circuit 153 gal/min
Cushion Hitch Circuit 10 gal/min
Relief Valve – Steering Circuit 1960 psi
Relief Valve – Implement Circuit 2000 psi
Compensator Settings – Cushion Hitch Circuit 2639.69 psi
Ejector Cylinder Stroke 76.6 in (1945.7 mm)
Secondary Steering Circuit 61.2 gal/min
Apron Cylinder Bore 9.3 in (235 mm)
Apron Cylinder Stroke 29.9 in (759.5 mm)

Scraper Bowl

Width – Cut – To Router Bits 151.4 in (3845.6 mm)
Rated Load 104000 lb (47173.7 kg)
Capacity – Struck 32 yd3 (24.5 m3)
Depth Of Cut – Maximum 17.3 in (439.5 mm)
Ground Clearance – Maximum 22.8 in (579.2 mm)
Cutting Edge Thickness 1.8 in (45.8 mm)
Depth Of Spread – Maximum 22.8 in (579.2 mm)
Scraper Capacity – Heaped 44 yd3 (33.7 m3)
Hyd. Penetration Force – 621g 121000 lb (54884.7 kg)
Apron Closure Force 39200 lb (17780.9 kg)
Apron Opening 92.1 in (2339.4 mm)

Service Refill Capacities – Tractor

Transmission 36 gal (136.3 L)
Differential 35 gal (132.5 L)
Final Drive – Each 6 gal (22.8 L)
Cooling System 37 gal (140.1 L)
Hydraulic Reservoir 79 gal (299.1 L)
Crankcase 18 gal (68.2 L)
Wheel Coolant – Each 34 gal (128.8 L)

Weights – Standard, Tandem

Total Shipping 132717 lb (60199.5 kg)
Tractor Shipping 67726 lb (30720 kg)
Scraper Shipping 64991 lb (29479.5 kg)
Total Operating – Empty 134760 lb (61126.2 kg)
Front Axle 88460 lb (40124.8 kg)
Rear Axle 46300 lb (21001.4 kg)
Total Operating – Loaded 238760 lb (108299.8 kg)
Front Axle Weight – Loaded 126543 lb (57399 kg)
Rear Axle – Weight – Loaded 112217 lb (50900.8 kg)
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