Komatsu PC450-7 is an iconic excavator type for Komatsu. Comparing to the PC450-8, PC450-7 has a more positive operating experience. The excavator PC450-7 is well known for its high productivity and low fuel consumption. The direct injection, turbocharged, and air-to-air after-cooled design of the engine allows PC450-7 to reach the net rated power 257kW/345HP. The excavator is also equipped with large-bore cylinders on all arms, which reinforces the equipment digging force in tough conditions. Meanwhile, the excavator also reduces its noise level to the standards of EU Stage II and restricts the emission exhausts based on EU Stage IIIA regulations. To get more specifications and inforamtion about this excavator, please read the tables below.
Equipment Basic Specifications
| Engine | |
|---|---|
| Engine Model | Komatsu SAA6D125E-5 |
| Net Rated Power (kW) | 257 |
| Cylinders | 6 |
| Bore (mm) | 125 |
| Stroke (mm) | 150 |
| Displacement | 11.04 |
| Engine Type | Direct injection, water-cooled, emissionised, turbocharged, after-cooled diesel |
| Drive | |
| Lo/Mi/Hi Travel Speed (km/h) | 3.0/ 4.4/ 5.5 |
| Maximun Drawbar Pull (kgf) | 34 |
| Brake System | Hydraulically operated discs in each travel motor |
| Swing Mechanism | |
| Swing Speed (rpm) | 9 |
| Swing Torque (kN-m) | 132 |
| Hydraulic System | |
| Main System – Max Flow (L/min) | 2*345 |
| Power Boost (Kg/cm2) | 380 |
| Swing Circuits (Kg/cm2) | 285 |
| Travel Circuits (Kg/cm2) | 380 |
Part Numbers Lookup
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