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311C Utility Hydraulic Excavator

Posted By admin On November 13, 2007 @ 12:00 am In Boomerang | No Comments

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


Cat® 3064T



Flywheel Power


79 hp



Gross Power


82 hp



ISO 9249


79 hp



SAE J1349


79 hp



EEC 80/1269


79 hp



Bore


4 in



Stroke


5.1 in



Displacement


259 in3




Weights



Operating Weight


26410 lb



Operating Weight – Standard Undercarriage


26410 lb




Drive



Maximum Drawbar Pull


20680 lb



Travel Speed


3.4 mph




Swing Mechanism



Swing Torque


23060 lb ft



Swing Speed


10.6 RPM




Hydraulic System



Main Implement System – Maximum Flow (2x)


28 gal/min



Maximum Pressure – Implements


4340 psi



Maximum Pressure – Travel


4980 psi



Maximum Pressure – Swing


3410 psi



Pilot System – Maximum Flow


6.4 gal/min



Pilot System – Maximum Pressure


600 psi



Blade – Maximum Flow


14.1 gal/min



Blade System – Maximum Pressure


2990 psi



Boom Cylinder – Bore


4 in



Boom Cylinder – Stroke


40 in



Stick Cylinder – Bore


4.3 in



Stick Cylinder – Stroke


47 in



Bucket Cylinder – Bore


4 in



Bucket Cylinder – Stroke


37 in




Service Refill Capacities



Fuel Tank


51.5 gal



Cooling System


4.6 gal



Engine Oil


5.2 gal



Swing Drive


.8 gal



Final Drive (Each)


.8 gal



Hydraulic System (Including Tank)


42.3 gal



Hydraulic Tank


24.3 gal




Dimensions



Transport width


30.31 in




 


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