Grävmaskin 21T

High-end system configuration

• The high-adaptability turbocharged engine features high torque, high altitude adaptability, and high fuel adaptability.
• The high-end reliable hydraulic system configuration reduces the energy loss and realizes high efficiency and energy-saving and good motion coordination.

 

Enhanced working device

• •     The design of structural parts is comprehensive optimized and the critical load-carrying locations are reinforced to resist against severe working conditions.
• •     The baseplates, side plates, and reinforcement plates of bucket are made of high-strength wear-resistant material to improve the durability of bucket.
• •     The booms, bucket arms, and buckets of diversified specifications can be combined easily to adapt to diversified working conditions.

 

Drive sprockets, idlers, track rollers, carrier rollers, and tracks

• 30 years of R&D and manufacturing experiences of drive sprockets, idlers, track rollers, carrier rollers, and tracks and industry’s leading technologies
• The mature and high-quality forging and heat treatment processes guarantee stable and reliable quality.

 

Intelligent electronic control and optimal power control

• The intelligent control system realizes high match between power system and hydraulic system to improve the working efficiency and reduce the fuel consumption.
• The man-machine friendly new generation intelligent electronic control system enables you to master all working status of your machine.
• Four preset working modes of P (Heavy-Load), E (Economic), A (Automatic), and B (Breaking Hammer) feature easy switchover.

 

Spacious and comfortable operating environment

• The colors of the all-injection-molded interior trim parts are effectively matched as per ergonomics to mitigate the operator’s visual fatigue.
• The control devices are reasonably arranged to realize large space, broad vision, and convenient and comfortable operations.
• The high-power A/C system and the air cushioned seat guarantee comfortable driving/riding.

 

Quick and convenient maintenances

• The fuel filter element, engine oil filter element, and pilot filter element are centrally arranged so that all maintenances and replacements can be completed from on same position.
• The high-precision fuel filter element features high water capacity and powerful fuel adaptability and the electric fuel pumping function is provided for automatic fuel refilling and easy start.
• With pneumatic struts, the engine hood can be opened and closed easily to realize handy opening, large opening angle, and easy maintenances and repairs.
• The radiator features convenient maintenances and easy accessibility.
• The filling of coolant and the replacement of air filter element are easily accessible to ease the checking and maintenances.
•  The tandem radiator effectively avoids the overheating and eases the cleaning.

 

Optional equipment of machine

• Refueling pump
• Cab warning lamp
• Cab ceiling lamp
• Cab overhead protective net
• Cab front upper protective net
• Cab front lower protective net
• Rubber track
• Narrow bucket

 

Optional attachments

• Breaking hammer, ripper, timber grab, stone grab, quick change coupling, hydraulic tamper, quick change coupling, and breaking hammer pipeline.