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303.5C CR Mini Hydraulic Excavator

Posted By Equipment World Staff 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 


Engine


Mitsubishi S3Q2-T


Mitsubishi S3Q2-T



Net Power


39 hp


29 kW



Gross power


41 hp


30 kW




Weights



Operating Weight


8355 lb


3790 kg



Operating weight with cab


8620 lb


3910 kg




Dimensions



Max digging depth – standard stick


10.3 ft


3150 mm



Max reach ground level – standard stick


17.2 ft


5240 mm



Height over cab


16.5 ft


5020 mm



Shipping length


15.8 ft


4820 mm



Swing radius – rear


3.18 ft


970 mm



Max vertical dig depth – standard stick


8.2 ft


2490 mm



Max vertical dig depth – long stick


8.7 ft


2650 mm



Max dump height – standard stick


11.75 ft


3570 mm



Max dump height – long stick


12 ft


3670 mm




Engine Dimensions



Bore


3.45 in


88 mm



Stroke


4.05 in


103 mm



Displacement


114.6 in3


1.879 L




Travel System



Travel speed – high


2.8 mph


4.6 km/h



Travel speed – low


1.6 mph


2.6 km/h



Max traction force – high speed


3979 lb


17.7 kN



Max traction force – low speed


7508 lb


33.4 kN



Gradeability (max) – high


30 Degrees


30 Degrees




Hydraulic System



Operating pressures – equipment


3553 psi


245 bar



Operating pressure – travel


3553 psi


245 bar



Operating pressure – swing


2625 psi


181 bar



Auxiliary circuit – primary (245 bar, 3550 psi)


18.5 gal/min


70 L/min



Auxiliary circuits – Secondary – at 174 bar


7.15 gal/min


27 L/min



Digging forces – stick (standard)


4860 lb


21.6 kN



Digging force – stick (long)


4385 lb


19.5 kN



Digging force – bucket


8500 lb


37.8 kN




Swing System



Machine swing speed


9 RPM


9 RPM



Boom swing – left (without stop)


70 Degrees


70 Degrees



Boom swing – left (with stop)


55 Degrees


55 Degrees



Swing – right


50 Degrees


50 Degrees




Sound Levels



Canopy


80 dB(A)


80 dB(A)



Cab


78 dB(A)


78 dB(A)




Blade



Width


70 in


1780 mm



Height


12.8 in


325 mm



Dig depth


18.5 in


470 mm



Lift height


15.75 in


400 mm




Service Refill Capacities



Cooling system


1.6 gal


6 L



Engine oil


1.6 gal


6 L



Fuel tank


13.45 gal


51 L



Hydraulic tank


9.75 gal


37 L



Hydraulic system


17.17 gal


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