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CATERPILLAR - CRAWLER EXCAVATORS



CATERPILLAR 5230 MASS EXCAVATOR



Technical Data and Photos




Manufacturer: CATERPILLAR, USA.

Model: 5230 Backhoe (ME)

ME = Mass Excavator


Type: Large crawler hydraulic excavator - mass excavator.

Years of production: 1994 - 2000


ENGINE

Model: CAT 3516
Type: Four-cycle, quad turbo-charged and aftercooled, diesel engine with electronic unit injection. Number of cylinders: 16
Displacement: 69 L (4211 in3)
Bore: 170 mm (6.69 in)
Stroke: 190 mm (7.48 in)

Gross power: 1175 kW (1575 hp) at 1750 rpm

Net power:
Caterpillar: 1095 kW (1470 hp)
ISO 9249: 1095 kW (1470 hp)
EEC 80/1269: 1095 kW (1470 hp)
SAE J1349: 1084 kW (1455 hp)


HYDRAULIC SYSTEM

The hydraulic system for front structure and travel functions are supplied by six variable displacement pumps. Two tandem variable displacement pump provides for swing and bottom dump bucket functions.

Pilot system, gear-type pump, open center.
Output at 1900 rpm: 59 L/min (15.6 gpm)
Relief valve setting:
Controls: 4000 kPa (580 psi)
Track tension: 7000 kPa (1000 psi)

Main system, piston-type pumps, closed center.
Output at 1915 rpm: 6 x 375 L/min (6 x 99 gpm)
Relief valve setting:
Travel: 35 000 kPa (5000 psi)
Front structure: 31 000 kPa (4500 psi)

Swing system, piston-type pump, open center.
Output at 1915 rpm: 2 x 464 L/min (2 x 123 gpm)
Relief valve setting:
Accelerating: 35 000 kPa (5080 psi)
Decelerating: 25 000 kPa (3620 psi)


SWING MECHANISM

Hydrostatic with independent planetary reduction.

Swing torque: 1151 kN.m (849,650 lb.ft)

Time for 90 lift and swing (loaded bucket): 8.3 sec


DRIVE SYSTEM

Drive system is fully hydrostatic.

Maximum travel speed 2.5 km/h (1.6 mph)

Maximum drawbar pull: 1545 kN (340,875 lbs)


SERVICE REFILL CAPACITIES

Engine oil: 216 L (57 US gal)
Cooling system: 455 L (120 US gal)
Pump drive: 90 L (23 US gal)
Swing drive (each): 14 L (3.7 US gal)
Final drive (each): 94 L (24 US gal)
Hydraulic system (including tank): 2200 L (581 US gal)
Hydraulic tank: 1574 L (416 US gal)
Fuel tank 5330 L (1386 US gal)


TRACK

Features (per side):
Number of track rollers: 8
Number of carrier rollers: 3
Number of track shoes: 47
Number of track guiding guards: 2

Shoes:
1100 mm (43") Rock
1300 mm (51") General Purpose
1500 mm (59") Soft Underfoot


GROUND PRESSURES

With 1100 mm (43") shoes: 199 kPa (28.9 lb/in2)
With 1300 mm (52") shoes: 170 kPa (24.7 lb/in2)
With 1500 mm (60") shoes: 149 kPa (21.6 lb/in2)


DIMENSIONS (Base mahine without arm.)

Overall length: 10 325 mm (33.8 ft)
Overall height: 7455 mm (24.4 ft)
Overall width: 7510 mm (24.6 ft)
Overall length: 10 325 mm (33.8 ft)
Upper structure width: 6960 mm (22.9 ft)
Tail swing radius: 6450 mm (21.2 ft)
Pivot to counterweight: 6280 mm (20.6 ft)
Counterweight clearance: 2450 mm (8 ft)
Counterweight height 2850 mm (9.3 ft)
Height to top of counterweight: 5465 mm (18 ft)
Operator sight line height: 6584 mm (21.7 ft)
Track length on ground: 6260 mm (20.5 ft)
Track length: 8174 mm (26.8 ft)
Track gauge width: 5196 mm (17 ft)
Track width with shoes 1100 mm (43 in): 6296 mm (20.8 ft)
Height to top of tracks: 2260 mm (7.5 ft)
Ground clearance: 1108 mm (3.8 ft)


WORKING RANGES

Maximum digging depth: 9.4 m (30.9 ft)
Maximum loading height: 9.8 m (32.2 ft)
Maximum reach: 17.7 m (58 ft)
Breakout, force: 873 kN (196,258 lbs)
Crowd, force: 874 kN (196,483 lbs)


BUCKETS

Rock Bucket:
Capacity: 16.0 m3 (21.0 yd3)
Weight: 16 380 kg (36,110 lb)
Width: 3940 mm (156 in)
Number of teeth: 5
Material weight: 1.7 t/m3 (2900 lb/yd3)

Light Material Bucket:
Capacity: 18.0 m3 (23.5 yd3)
Weight: 16 785 kg (37,000 lb)
Width: 3940 mm (156 in)
Number of teeth: 5
Material weight: 1.4 t/m3 (2400 lb/yd3)

Coal Bucket:
Capacity: 27.5 m3 (36 yd3)
Weight: 14 960 kg (32,975 lb)
Width: 4350 mm (173 in)
Number of teeth: 9
Material weight: 0.9 t/m3 (1600 lb/yd3)


OPERATING WEIGHT

Operating weight: 316 600 kg (697,980 lb)


Caterpillar 5230 Mass Excavator
Caterpillar 5230 Mass Excavator.
Size of the photo: 700 x 525, 244 kB
Author of the photo: FNQ at en.wikipedia
License : (CC BY-SA 3.0)






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