SINO VEHICLE & EQUIPMENT COMPANY LTD
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| Model | Unit | 305D | |
| Operating Weight | kg | 30800 | |
| Bucket Capacity | m³ | 1.2-1.6 | |
| Engine Model | Engine | QSB7 | |
| Rated power/swing speed | kW/ r/min | 169/2050 | |
| Torque/swing speed | N.m | 895/1250 | |
| Displacement | L | 6.7 | |
| Travel speed(H/L) | km/h | 5.2/3.1 | |
| Grade ability | % | 70 | |
| Rotary speed | r/min | 9.8 | |
| Ground pressure | kPa | 60 | |
| Bucket digging force | kN | 198 | |
| Arm digging force | kN | 138 | |
| Main pump | -- | K5V140DTP | |
| Rated flow | L/min | 2×140 | |
| Main safety valve pressure | MPa | 34.3/37 | |
| Pressure of pilot system | MPa | 3.9 | |
| Fuel tank capacity | L | 520 | |
| Hydraulic tank capacity | L | 270 | |
| Engine oil capacity | L | 20 | |
| Total length | mm | 10645 | |
| Total width | mm | 3190 | |
| Total height | mm | 3410 | |
| Width of platform | mm | 3050 | |
| Length of crawler | mm | 4944 | |
| Total width of chassis | mm | 3190 | |
| Width of crawler | mm | 600 | |
| Wheel base of crawler | mm | 4028 | |
| Track gauge | mm | 2590 | |
| Ground clearance of counterweight | mm | 1198 | |
| Min. ground clearance | mm | 538 | |
| Min. rear-end swing radius | mm | 3200 | |
| Max. digging height | mm | 10146 | |
| Max. dumping height | mm | 7180 | |
| Max. digging depth | mm | 7200 | |
| Max. digging depth at the range of level 8 feet | mm | 7000 | |
| Max. vertical digging depth | mm | 5190 | |
| Max. digging radius | mm | 10665 | |
| Min. swing radius | mm | 3076 | |