GC458LC-8 excavator
Engine | Travel System | |||||||||||||
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Model | CUMMINS QSM11 | Travel motors | BONFIGLIOLI, Italia; Variable axial piston motor | |||||||||||
Type | Water cooling, turbocharged, empty enter-cooling | Support roller quantities | 2×8 | |||||||||||
Carrier roller quantities | 2×2 | |||||||||||||
No. of cylinder | 6 | Travel shoes | 2×49 | |||||||||||
Bore and stroke | 125mm×150mm | Travel speed | 3.2/5.3km/h | |||||||||||
Displacement | 11L | Drawbar pulling force | 330kN | |||||||||||
Power output | 250kW/2000rpm | Grade ability | 70% (35°) | |||||||||||
Ground clearance | 557mm | |||||||||||||
Hydraulic System | Cab & Control | |||||||||||||
Pump | KAWASAKI, Japan | Cab | All-weather, sound-suppressed Cab and equipped with a heavy, insulated Floor Mat; Front Window can be opened and slid; 6-direction adjustable Seat; LED display, Automatic monitoring, display and warning; cool & hot Air Conditioner | |||||||||||
Type | variable double–piston pump | |||||||||||||
Max. discharge flow | 750L/min | |||||||||||||
Max. discharge pressure | ||||||||||||||
Boom, arm and bucket | 31.4MPa | Control | Two hand levers and two foot pedals for travel Two hand levers for excavating and swing; Electric rotary-type engine throttle |
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Travel circuit | 31.4MPa | |||||||||||||
Swing circuit | 28.4MPa | |||||||||||||
Control circuit | 3.9MPa | Boom, Arm & Bucket | ||||||||||||
Pilot control pump | Gear type | Boom cylinder | 170mm×115mm×1570mm | |||||||||||
Main control valve | Negative flow control | Arm cylinder | 190mm×130mm×1985mm | |||||||||||
Oil cooler | Air cooled type | Bucket cylinder | 170mm×120mm×1270mm | |||||||||||
Swing System | Refilling Capacities&lubrications | |||||||||||||
Swing motor | KAWASAKI, Japan | Fuel tank | 650L | |||||||||||
Swing motor type | Axial-piston motor | Cooling system | 26L | |||||||||||
Brake | Hydraulic oil released | Engine oil | 37.8L | |||||||||||
Parking brake | Hydraulic disc brake | Hydraulic oil tank | 290L Tank oil level | |||||||||||
Swing speed | 9.3r/min | 335L Hydraulic system | ||||||||||||
Bucket | ||||||||||||||
Type | Backhoe bucket | |||||||||||||
Bucket capacity | 2m3 (SAE) | |||||||||||||
Bucket width | 1438mm | |||||||||||||
Arm Type | ||||||||||||||
A | Max. digging depth | 10924mm | ||||||||||||
B | Max. dumping height | 7615mm | ||||||||||||
C | Max. digging height | 7800mm | ||||||||||||
D | Max. vertical digging depth | 7066mm | ||||||||||||
E | Max. Depth cut for 2440m(8')Level Bottom | 7650mm | ||||||||||||
F | Max. digging distance | 12016mm | ||||||||||||
G | Max. digging radius at ground level | 11814mm | ||||||||||||
H | Min. swing radius of work equipment | 4825mm | ||||||||||||
Digging Force (ISO6015) Unit: kN | ||||||||||||||
Arm length | 3400mm | |||||||||||||
Bucket digging force | 270kN | |||||||||||||
Arm digging force | 229kN | |||||||||||||
Arm Type 3400mm | ||||||||||||||
A | Overall length | 12089mm | I | Tread | 4290mm | |||||||||
B | Ground contact length (Transportation) | 6735mm | J | Track length | 5335mm | |||||||||
C | Overall height(to top of boom) | 3560mm | K | Track gauge | 2760mm | |||||||||
D | Overall width | 3360mm | L | Track width | 3360mm | |||||||||
E | Overall height(to top of cab) | 3276mm | M | Shoe width | 600mm | |||||||||
F | Counter weight ground clearance | 1321mm | O | Bonnet height | 2815mm | |||||||||
G | Ground clearance | 557mm | P | Revolving frame width | 3195mm | |||||||||
H | Tail swing radius | 3655mm | Q | Distance from swivel center to tail | 3655mm | |||||||||
Operating Weight and Ground Pressure | ||||||||||||||
Operating weight includes basic machine (with boom 7.06m, arm 3.186m, and bucket 2m3) | ||||||||||||||
Shoe width | 600mm | |||||||||||||
Overall width | 3360mm | |||||||||||||
Ground pressure | 80.2KPa | |||||||||||||
Operating weight | 44900kg |