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CATERPILLAR - CRAWLER EXCAVATORS



Caterpillar 303.5E CR



TECHNICAL DATA AND PHOTOS




Model: 303.5E CR

Manufacturer: CATERPILLAR

Type: Mini hydraulic excavator



ENGINE

Model: CAT C1.8
Type: four-stroke diesel engine
Cooling: water-cooled
Net power ISO 9249: 23.6 kW (31.6 hp)
Gross power: 24.8 kW (33.3 hp)
Displacement: 1.8 L (110 in3)
Number of cylinders: 3
Bore: 87 mm (3.4 in)
Stroke: 102.4 mm (4 in)


HYDRAULIC SYSTEM
Load sensing hydraulics with variable displacement piston pump.

Pump flow: 87.6 L/min (23.1 gal/min) at 2400 rpm
Maximum pressure - swing: 181 bar (2,625 psi)
Maximum pressure - travel: 245 bar (3,553 psi)
Maximum pressure - equipment: 245 bar (3,553 psi)
Auxiliary circuit primary: 60 L/min (15.9 gal/min) (186 bar/2,734 psi)
Auxiliary circuit secondary: 27 L/min (7.1 gal/min) (174 bar/2,524 psi)


SWING SYSTEM

Machine swing speed: 9 rpm
Boom swing left (without stop): 80
Boom swing left (with stop): 55
Boom swing right: 50


TRAVEL SYSTEM

Travel speed high: 4.6 km/h (2.8 mph)
Travel speed low: 2.6 km/h (1.6 mph)
Maximum traction force: high speed: 16.9 kN (3,799 lb)
Maximum traction force low speed: 31 kN (6,969 lb)
Ground pressure 32.1 kPa (4.7 psi)


SERVICE REFILL CAPACITIES

Hydraulic system: 65 L (17.2 gal)
Hydraulic tank: 42.3 L (11.2 gal)
Cooling system: 5.5 L (1.5 gal)
Engine oil: 7.0 L (1.8 gal)
Fuel tank capacity: 46 L (12.2 gal)


OPERATION WEIGHTS

Weight includes rubber tracks, bucket, operator, full fuel tank and auxiliary lines.

Operating weight with canopy: 3508 kg (7,734 lb)
Operating weight with cab: 3692 kg (8,139 lb)


DIMENSIONS WITH STANDARD STICK

Height to top of cab: 2500 mm (8'2")
Boom height in shipping position: 1420 mm (4'8")
Shipping length: 4730 mm (15'6")
Shoe width: 300 mm (1'0")
Track width: 1780 mm (5'10")
Undercarriage length: 2220 mm (7'3")
Swing bearing height: 565 mm (1'10")
Tail swing: 890 mm (2'11")


DIMENSIONS WITH LONG STICK

Height to top of cab: 2500 mm (8'2")
Boom height in shipping position: 1650 mm (5'4")
Shipping length: 4790 mm (15'9")
Shoe width: 300 mm (1'0")
Track width: 1780 mm (5'10")
Undercarriage length: 2220 mm (7'3")
Swing bearing height: 565 mm (1'10")
Tail swing: 890 mm (2'11")


WORKING RANGES WITH STANDARD STICK

Maximum digging depth: 2880 mm (9'6")
Maximum cutting height: 4920 mm (16'2")
Maximum reach at ground level: 5060 mm (16'8")
Maximum loading height: 3520 mm (11'6")
Maximum vertical wall digging depth: 2320 mm (7'8")


WORKING RANGES WITH LONG STICK

Maximum digging depth: 3180 mm (10'4")
Maximum cutting height: 5030 mm (16'6")
Maximum reach at ground level: 5320 mm (17'6")
Maximum loading height: 3640 mm (11'11")
Maximum vertical wall digging depth: 2470 mm (8'2")


BLADE

Width: 1780 mm 70 in
Height: 325 mm 12.8 in
Dig depth: 470 mm 18.5 in
Lift height: 400 mm 15.7 in


LIFT CAPACITIES AT GROUND LEVEL
With standard stick without bucket.

Blade Down
Lift Point Radius 3000 mm (9'8")
Front: 1370 kg (2,940 lb)
Side: 740 kg (1,590 lb)

Blade Down
Lift Point Radius 4000 mm (13'1")
Front: 880 kg (1,890 lb)
Side: 470 kg (1,010 lb)

Blade Up
Lift Point Radius 3000 mm (9'8")
Front: 770 kg (1,698 lb)
Side: 680 kg (1,499 lb)

Blade Up
Lift Point Radius 4000 mm (13'1")
Front: 490 kg (1,080 lb)
Side: 440 kg (970 lb)


Caterpillar 303.5E CR mini hydraulic excavator
Caterpillar 303.5E CR mini hydraulic excavator.
Size of the photo: 4128 2322 pixels, 1.63 MB





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