- Better Roads - http://www.betterroads.com -

303C CR Mini Hydraulic Excavators

Posted By admin On November 12, 2007 @ 12:00 am In Boomerang | No Comments

Engineered by Caterpillar to deliver high levels of productivity, versatility and serviceability.






























































































































































































































































































































































































Engine

Units:  US 


Engine


Mitsubishi S3Q2



Net Power


30 hp



Gross power


31 hp




Weights



Operating Weight


7575 lb



Operating weight with cab


7835 lb




Dimensions



Max digging depth – standard stick


9.7 ft



Max reach ground level – standard stick


16.9 ft



Height over cab


8.2 ft



Shipping length


15.55 ft



Width over track


5.09 ft



Track gauge


4.1 ft



Track shoe width


.98 ft



Swing radius – rear


2.92 ft



Max digging depth – long stick


10.5 ft



Max vertical dig depth – standard stick


7.1 ft



Max horizontal reach – standard stick


16.73 ft



Max horizontal reach – long stick


17.55 ft



Max cutting height – standard stick


16.24 ft



Max cutting height – long stick


16.6 ft



Max dump height – standard stick


11.45 ft



Max dump height – long stick


11.84 ft




Engine Dimensions



Bore


3.45 in



Stroke


4.05 in



Displacement


116 in3




Travel System



Travel speed – high


2.8 mph



Travel speed – low


1.6 mph



Max traction force – high speed


3979 lb



Max traction force – low speed


7508 lb



Gradeability (max) – high


30 Degrees




Hydraulic System



Operating pressures – equipment


3553.42 psi



Operating pressure – travel


3553 psi



Operating pressure – swing


2495 psi



Auxiliary circuit – primary (245 bar, 3550 psi)


15.85 gal/min



Auxiliary circuits – Secondary – at 174 bar


7.15 gal/min



Digging forces – stick (standard)


4250 lb



Digging force – stick (long)


3799 lb



Digging force – bucket


7420 lb




Swing System



Machine swing speed


9 RPM



Boom swing – left (without stop)


80 Degrees



Boom swing – left (with stop)


55 Degrees



Swing – right


50 Degrees




Sound Levels



Canopy


78 dB(A)



Cab


82 dB(A)




Blade



Width


61 in



Height


12.8 in



Dig depth


18.5 in



Lift height


15.8 in




Service Refill Capacities



Cooling system


1.6 gal



Engine oil


1.6 gal



Fuel tank


11.9 gal



Hydraulic tank


9.75 gal



Hydraulic system


17.2 gal


Article printed from Better Roads: http://www.betterroads.com

URL to article: http://www.betterroads.com/c-cr-mini-hydraulic-excavators/

Copyright © 2009 Better Roads. All rights reserved.