1. System Architecture

2. 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

3. 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

4. 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

5. 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