두산 DH 210 W-7

DB58TIS is a six-cylinder mechanical direct injection engine without exhaust after-treatment. It is compatible with ordinary diesel for construction sites. The accessories are widely available and the maintenance cost is low. The low-speed torque is sufficient. The large-flow dual-pump hydraulic system is standard, featuring a boost digging mode. It has strong power for crushing and digging hard soil. The original factory comes with dual oil circuits for the crushing hammer, which can be equipped with grabbers and spiral drills. The maximum speed of the wheeled travel is 35 km/h. There is no need for a trailer for transfer, and it does not damage asphalt roads. It has obvious advantages in municipal roads and urban renovation. It can be selected with a front shovel + rear legs, providing strong operational stability. This is a mainstream 20-ton wheel excavator model that combines maneuverability with digging power. The body's turning radius is moderate, and it is flexible for urban and rural narrow roads and pipeline construction. The comprehensive fuel consumption is 9-12L/h. Maintenance is inexpensive, and there is a large number of second-hand units available in the market. The accessory prices are lower than those of imported crawler excavators of the same tonnage.