Page 17 - Donaldson - Exhaust product guide for medium and heavy-duty vehicles and equipment
P. 17
Shoptalk
General Exhaust Facts, Maintenance Tips and Product Features
Diesel Particulate Matter (PM) Allowed per Horsepower-Hour
What does "Diesel PM per Horsepower-Hour" Mean? SHOPTALK
A 200 horsepower (HP) engine could release as much as 200 times the amount shown in one vial during one hour
of operation or a 300 HP engine could release as much as 300 times the amount shown in one vial during one hour
of operation.
Limits for On-Road, Heavy Duty Trucks Limits for Off-Road Diesel Engines
Levels for 175-750 HP engines only. Other engine
Diesel Particulate Matter (PM) Allowed per Horsepower-Hour HP limits and timing vary.
Tier I Tier II-III Tier IV
.60 grams .25 grams .10 grams .01 grams .4 grams .15 grams .015 grams
1988 1991 1994 2007 1996 2001-2003 2010-2011
Soot vials are shown smaller than actual size (2-3/8" height).
Worldwide Emissions Mandates & Timing
2007 EPA 2010 EPA
(on-road) (on-road) 2012 Euro VI
2006 2015
Jan 01 Jan 01
2009 2011 2014
Euro V & Japan EPA & Euro EPA & Euro
Tier 4 Interim/Stage 3 Tier 4 Final/Stage 4
(off road) (off road)
donaldsonfilters.com Exhaust Product Guide • 15
