Hydraulic Excavator EngineModel Cummins 4BTA3.9 Type Water cooled, 4-cycle, direct injection and turbocharged Number of cylinder bore×stroke (mm) 4-102×120 Pistondisplacement (L) 3.9 Rating power (Kw/rpm) 82/2200 Alternato (A) 35 Battery (v/Ah) 12/120×2 UndercarriageNumeber of carrier rollers 2 each side Number of track rollers 7 each side Number of shoes 42 each side Hydraulic SystemHydraulic pump Type Variable displacement piston type Max. flow (L/min ) 128×2 Setting pressure (Mpa) (Kg/cm2) 34.3 (350) Valve Type KVMM-160 Control Full hydraulic Joystick Travel motor Brake valve Swing motor Safe valve Hydraulic cylinders Number of cylinder- bore×rod diameter Boom 105×70 Arm 115×80 Bucket 95×65 Operating RangeOperating weight 130,000 KGS O Max. digging height 8630 mm P Max. dumping height 6180 mm Q Max. digging depth 5501mm R Max, vertical digging depth 4940 mm T Max. digging reach 8180mm W Tail swing radius Max. digging force 78.4KN Swing speed 11.6 rpm Travel speed ( Groud pressure 38 DimensionsA overall length 7576 mm A1 Length on ground( transport) mm 4402 mm B Width 2489 C Height ( to top of cab) 2780 mm D Height ( to top of cabin) 2813mm E Ground clearance counter weight 870 mm F Min Ground clearance 433 mm G Tail swing radius 2015 mm H Length of track on ground 2750mm J Track length 3486 mm K Track gauge 1960 mm L Width of track 2460mm M Width of track shoe 500mm V Min swing radius 2495 mm X Distance between swing center 2015 mm