The engine has higher fuel economy, strong power, and lower emissions;
The internationally renowned brand main pump can ensure all individual and composite operations, using a negative flow control system with high flow rate and fast speed, and can change the output flow rate at any time according to actual usage conditions;
The internationally renowned brand's main valve has the functions of combining the boom, regenerating the boom, prioritizing rotation, and linear walking circuit;
Using high-strength steel plates, with high strength and light weight.
Item | Unit | NK622 |
Working mass | T | 21.3 |
Working mass | T | 21.3 |
Working mass | T | 21.3 |
Working mass | T | 21.3 |
Working mass | T | 21.3 |
Working mass | T | 21.3 |
Working mass | T | 21.3 |
Working mass | T | 21.3 |