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Integrated open-pit down the hole drill

System Solution
| Function | Product Configuration | Catalog Download | |
| Walking System | Walking pump | V90C23/47 | |
| Walking motor | HRP ,HCLB , HCW , HCG , HSP | ||
| Working system | Main working valve | HVSH16B | |
| Control system | Pilot handle | YDVH4 | |
| VCU | HLEC-C1-2517A , HLEC-C1-7450 , HLEC-C1-4934A | ||
| Hydraulic cylinders | Whole set of hydraulic cylinders | ||
| Cartridge valves | Whole set of cartridge valves | ||
| Counterbalance valves | Whole set of counterbalance valves | ||

| Function | Product Configuration | Catalog Download | |
| Walking System | Walking pump | V90C23/47 | |
| Walking motor | HRP , HDL , HCW , HCG , HSP | ||
| Working system | Main working valve | HVSH16B | |
| Control system | Pilot handle | YDVH4 | |
| VCU | HLEC-C1-2517A , HLEC-C1-7450 , HLEC-C1-4934A | ||
| Hydraulic cylinders | Whole set of hydraulic cylinders | ||
| Cartridge valves | Whole set of cartridge valves | ||
| Whole set of counterbalance valves | Counterbalance valves | ||

| Function | Product Configuration | Catalog Download | |
| Walking System | Walking pump | HP6V76/85 | |
| Working system | Main working valve | HVSH14/16/20 ×2 , EHV18 ×2 | |
| Control system | Pilot handle | YDVH3/6 | |
| Hydraulic cylinders | Whole set of hydraulic cylinders | ||
| Cartridge valves | Whole set of cartridge valves | ||
| Whole set of counterbalance valves | Counterbalance valves | ||