308C CR Hydraulic Excavator

Increased horsepower, better controllability, extended service intervals and a redesigned operator station increase your productivity and lower your operating costs.


 




























































































































































































































































































 Engine

Units:  US 


Engine Model


4M40E1


4M40E1



Flywheel Power


54 hp


41 kW



Gross Power


55 hp


41 kW



ISO 9249


54 hp


41 kW



SAE J1349


54 hp


41 kW



EEC 80/1269


54 hp


41 kW



Bore


3.7 in


95 mm



Stroke


4 in


100 mm



Displacement


173 in3


2.84 L




Weights



Operating Weight


17730 lb


8040 kg



Operating Weight – Standard Undercarriage


17730 lb


8040 kg




Drive



Maximum Drawbar Pull


12810 lb


57 kN



Travel Speed


3.3 mph


5.3 km/h




Swing Mechanism



Swing Torque


11800 lb ft


16000 N·m



Swing Speed


11.5 RPM


11.5 RPM




Hydraulic System



Main Implement System – Maximum Flow (2x)


17 gal/min


64 L/min



Maximum Pressure – Implements


3980 psi


27460 kPa



Maximum Pressure – Travel


4550 psi


31380 kPa



Maximum Pressure – Swing


3480 psi


24030 kPa



Pilot System – Maximum Flow


4.9 gal/min


18.7 L/min



Pilot System – Maximum Pressure


597 psi


4120 kPa



Blade – Maximum Flow


9 gal/min


34 L/min



Blade System – Maximum Pressure


2990 psi


20600 kPa



Boom Cylinder – Bore


4 in


110 mm



Boom Cylinder – Stroke


38.8 in


985 mm



Stick Cylinder – Bore


3.5 in


90 mm



Stick Cylinder – Stroke


36.7 in


932 mm



Bucket Cylinder – Bore


3.1 in


80 mm



Bucket Cylinder – Stroke


29.2 in


742 mm




Service Refill Capacities



Fuel Tank


30.4 gal


115 L



Cooling System


4 gal


15 L



Engine Oil


2.6 gal


10 L



Swing Drive


.4 gal


1.5 L



Final Drive (Each)


.34 gal


1.3 L



Hydraulic System (Including Tank)


24.3 gal


92 L



Hydraulic Tank


14.5 gal


55 L




Sound Performance



Performance


ISO 6395 at 102 dB(A), ISO 6393 at 101 dB(A)


ISO 6395 at 102 dB(A), ISO 6393 at 101 dB(A)




Dimensions



Transport width


91.34 in


 

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