CUMMINS N14 - Combustion Air System Specifications

Combustion Air System Specifications
Air Induction System
Maximum temperature rise between ambient air and turbocharger inlet air
(Ambient air temperature 0 to 38° C [32 to 100° F]) .................................................................... 17°C [30°F]
Maximum temperature rise between ambient air and intake manifold inlet air temperature
N14-460E ............................................................................................................................... 24°C [43°F]
All other ratings ...................................................................................................................... 21°C [38°F]
Maximum intake restriction (clean air filter element)
Normal-duty type air cleaner ............................................................................. 250 mm H
2
0 [10.0 in. H
2
0]
Medium-duty dry type air cleaner ...................................................................... 300 mm H
2
0 [12.0 in. H
2
0]
Heavy-duty dry type air cleaner ........................................................................ 380 mm H
2
0 [15.0 in. H
2
0]
Maximum intake restriction at full load (dirty air filter element) ............................... 635 mm H
2
0 [25.0 in. H
2
0]
Maximum Pressure Drop Across Charge Air Cooler .................................................... 102 mm Hg [4.0 in. Hg]
14 kPa [2.0 PSI]
Exhaust System
Maximum back pressure from piping and silencer (combined) at full load ............ 75 mm Hg or 1016 mm H
2
0
[3.0 in. Hg or 40.0 in. H
2
0]
Typical exhaust pipe diameter ............................................................................................... 127 mm [5.0 in.]
Section 3 - Combustion Air System Combustion Air System Specifications
N14 Page 3-5