System Architecture.

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Presentation transcript:

System Architecture

Common NUDS – QSB3.3>75HP / QSB4.5 Direct Flow air cleaner with MAF sensor cEGR – plumbing, valve, cooler, etc VFT – Variable Flow Turbo Aftertreatment – Cummins Compact Catalyst New Consolidated Ratings

Unique NUDS – QSB3.3>75HP New FEAD - Poly V-Belt Auto tension fan drive system. Separate water pump and fan hub offering increased flexibility in fan centers. Denso HPCR fuel system 4 valve cylinder head 110Nm hydraulic drive planned Coolant connection points

QSB3.3/4.5 - Tier 4 Interim Architecture >75hp CEGR for NOx reduction Regenerating Aftertreatment for PM reduction Mass Air Flow Sensor VFT – Variable Flow Turbo CCC Charge Air Cooler EGR-Cooler Direct Flow Air Cleaner HPCR Fuel System 2000 Bar

Cummins Aftertreatment QSB3.3/4.5 – Possible Tier 4 Final Architecture >75hp Interim architecture plus NOx reducing device such as SCR Direct Flow Air Filter SCR T NOX Slip Charge Air Cooler Cummins Aftertreatment Urea Doser Urea Urea Tank Level Sensor VFT EGR-Cooler EGR Valve HPCR Fuel System Urea Confidential