Specifications for Cummins Engine QSM11 for Excavator R520LC-9S
Engine Model
QSM11
Rated Power
400HP
Aspiration
Turbo.
Rated Speed
1800/2000/2200RPM
Peak Torque
2000
Manufacture
XCEC
Displacement
10.8L
Stroke
125x147mm
Code Style
ECM
Fuel
Diesel
Package
Wooden case
Weight
1100KG
Length
14500mm
Width
1150mm
Height
1350mm
Main Features
The QSM Quantum System provides superior fuel economy with strong engine performance, engine protection and other programmable features. Components include: Holset HX55 Wastegated Turbo – Designed for optimum boost, it improves throttle response across operating range. CELECT™ Electronic Engine Management – Provides superior performance, fuel efficiency, diagnostics and prognostics using full-authority electronics. Its programmable features let you customize engine performance to equipment use. High-Capacity ECM – New space-efficient Electronic Control Module packs ten times more memory and ten times more processing power. Sealed Sensors – Fully sealed to resist water intrusion. Combined temperature and pressure sensors reduce inventory and simplify maintenance with increased reliability. Advanced Combustion Technology – Optimized injector tips and a reshaped steel piston bowl improve fuel economy and emissions control with longer oil change intervals. Articulated Pistons – Steel-topped pistons handle higher cylinder temperatures for improved fuel efficiency and emissions control. The Auto-Tensioning Belt Drive – Self-adjusting for optimum tension, which increases fan, alternator and fan belt life. Improved Camshaft Durability – Exhaust valve lobes are designed to improve wear tolerance. The injector lobe profile has been revised to optimize injection.