303.5C CR Mini Hydraulic Excavator
Posted By admin On November 12, 2007 @ 12:00 am In Boomerang | No Comments
Engineered by Cat to deliver high levels of productivity, versatility and serviceability.
Engine | Units: US | |
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Engine | Mitsubishi S3Q2-T | Mitsubishi S3Q2-T |
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Net Power | 39 hp | 29 kW |
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Gross power | 41 hp | 30 kW |
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Weights | ||
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Operating Weight | 8355 lb | 3790 kg |
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Operating weight with cab | 8620 lb | 3910 kg |
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Dimensions | ||
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Max digging depth – standard stick | 10.3 ft | 3150 mm |
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Max reach ground level – standard stick | 17.2 ft | 5240 mm |
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Height over cab | 16.5 ft | 5020 mm |
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Shipping length | 15.8 ft | 4820 mm |
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Swing radius – rear | 3.18 ft | 970 mm |
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Max vertical dig depth – standard stick | 8.2 ft | 2490 mm |
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Max vertical dig depth – long stick | 8.7 ft | 2650 mm |
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Max dump height – standard stick | 11.75 ft | 3570 mm |
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Max dump height – long stick | 12 ft | 3670 mm |
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Engine Dimensions | ||
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Bore | 3.45 in | 88 mm |
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Stroke | 4.05 in | 103 mm |
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Displacement | 114.6 in3 | 1.879 L |
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Travel System | ||
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Travel speed – high | 2.8 mph | 4.6 km/h |
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Travel speed – low | 1.6 mph | 2.6 km/h |
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Max traction force – high speed | 3979 lb | 17.7 kN |
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Max traction force – low speed | 7508 lb | 33.4 kN |
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Gradeability (max) – high | 30 Degrees | 30 Degrees |
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Hydraulic System | ||
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Operating pressures – equipment | 3553 psi | 245 bar |
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Operating pressure – travel | 3553 psi | 245 bar |
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Operating pressure – swing | 2625 psi | 181 bar |
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Auxiliary circuit – primary (245 bar, 3550 psi) | 18.5 gal/min | 70 L/min |
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Auxiliary circuits – Secondary – at 174 bar | 7.15 gal/min | 27 L/min |
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Digging forces – stick (standard) | 4860 lb | 21.6 kN |
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Digging force – stick (long) | 4385 lb | 19.5 kN |
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Digging force – bucket | 8500 lb | 37.8 kN |
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Swing System | ||
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Machine swing speed | 9 RPM | 9 RPM |
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Boom swing – left (without stop) | 70 Degrees | 70 Degrees |
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Boom swing – left (with stop) | 55 Degrees | 55 Degrees |
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Swing – right | 50 Degrees | 50 Degrees |
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Sound Levels | ||
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Canopy | 80 dB(A) | 80 dB(A) |
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Cab | 78 dB(A) | 78 dB(A) |
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Blade | ||
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Width | 70 in | 1780 mm |
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Height | 12.8 in | 325 mm |
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Dig depth | 18.5 in | 470 mm |
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Lift height | 15.75 in | 400 mm |
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Service Refill Capacities | ||
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Cooling system | 1.6 gal | 6 L |
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Engine oil | 1.6 gal | 6 L |
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Fuel tank | 13.45 gal | 51 L |
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Hydraulic tank | 9.75 gal | 37 L |
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Hydraulic system | 17.17 gal | |
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