New solutions for the Doosan DX420LC-3 «New» machine
Doosan Construction Equipment has launched a new line of heavy excavators, including DX420LC-3 (http://www.mainpump.com/news/construction/5228.htm) just in January, and today the corporation announced an update for this machine.
First of all there was updated the engine. The new model DX420LC-3 «New» wears a more powerful unit, the characteristics of which you can see in the table below (the previous version was equipped with Doosan DV11 engine with a maximum power of 270 kW / 362 hp at 2000 rpm). The new diesel engine is certified in accordance with the Tier 4 Interim / Stage IIIB, thanks to the exhaust gas recirculation EGR system, installed DPF and DPD. The motor is equipped with 4 valves per cylinder and Common Rail injection system with electronic control for each injector. А variable geometry turbocharger was mounted in order to increase the effectiveness of air pumping at low speeds.
DX420LC-3 «New» equipped with electronic power optimization system and can operate in four modes - Digging, Breaker, cutting and lifting.
Technical specifications of the latest trucked Doosan DX420LC-3 «New» excavator with capacity at 42 tons: