INTRODUCTION
HW220-9 Backhoe crawler excavator is suitable for various engineering environments, including municipal engineering, earthwork engineering landscaping, road maintenance, concrete crushing, river dredging, forestry logging, engineering drilling, concrete leveling, loading and unloading goods, etc. The machine can quickly replace various types of working devices, and is equipped with various attachments such as digging bucket, hydraulic hammer, rotary grab, screw drill, vibrating hammer, electric suction cup etc. to meet customers' various engineering needs. It is easy to replace and operate.
OVERALL
SPECIFICATIONS
| Item | Unit | HW220-9 | ||||||
| Hydraulic System | Type | Negative flow control | ||||||
| Max.discharge flow | L/min | 2 * 228 | ||||||
| Digging Force(Is06015) | Bucket digging flow | KN | 145 | |||||
| Arm diggingforce | KN | 112 | ||||||
| Bucket | Type | Backhoe Bucket | ||||||
| Bucket capacity | ㎡ | 1.0 | ||||||
| Bucket width | m | 1.2 | ||||||
| Travel System | Type | Hydraulic Motor | ||||||
| Support roller quantities | 2*7 | |||||||
| Carrier roller quantities | 2*2 | |||||||
| Travel shoes | 2*45 | |||||||
| Travel speed | Km/h | 5.2/3.5 | ||||||
| Draw bar pulling force | KN | 196 | ||||||
| Grade ability | 70%(35) | |||||||
| Swing System | Swing motor type | Plunger Motor | ||||||
| Swing speed | r/min | 11.5 | ||||||
| Brake type | Hydraulic Motor | |||||||
| Refill-inf Capacities & Lubrication | Fuel tank capacity | L | 350 | |||||
| Hydraulic oil tank capacity/Hydraulic system capacity | L | 246/35 | ||||||
Operating Weight And GroundPressure | Ground pressure | Kpa | 46.5 | |||||
| Operating weight | KGS | 21200 | ||||||
| Max.digging height | mm | 9275 | ||||||
| Max.dumping height | mm | 6560 | ||||||
| Max.digging depth | mm | 6515 | ||||||
| Max.vertical digging depth | mm | 5915 | ||||||
| Max.Depth cut for 8 feet Level Bottom | mm | 6380 | ||||||
| Max.digging distance | mm | 9865 | ||||||
| Max.digging radius at ground level | mm | 9680 | ||||||
| Radius of gyration | mm | 3630 | ||||||
| Dimensions | Overall length | mm | 9390 | |||||
| Ground contact length(Transportation) | mm | 3260 | ||||||
| Overall height(to top of boom) | mm | 3040 | ||||||
| Overall width | mm | 2780 | ||||||
| Overall height(to top of boom) | mm | 3120 | ||||||
| Counterweight ground clearance | mm | 1065 | ||||||
| Ground clearance | mm | 466 | ||||||
| Tail swing radius | mm | 2720 | ||||||
| Wheelbase | mm | 3260 | ||||||
| Track length | mm | 4460 | ||||||
| Track Gauge | mm | 2180 | ||||||
| Track width | mm | 2780 | ||||||
| Shoe width | mm | 600 | ||||||
| Bonnet height | mm | 2050 | ||||||
| Turntable height | mm | 2725 | ||||||
| Distance form swivel center to tail | mm | 2720 | ||||||
| Engine | Model | Cummins6BT5.9 | ||||||
| Type | In-Line,Supercharged,inter cooled | |||||||
| No.of cylinder | 6 | |||||||
| Emission Regulation | Ⅱ | Tier 2 | ||||||
| Displacement | L | 5.9 | ||||||
| Power | Kw/rpm | 133/2000 | ||||||
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