EPA Emission Data Sheet

2019 EPA Exhaust Emission
Compliance Statement
C50 N6
Standby
60 Hz Spark Ignited Generator Set
Cummins Inc. Data and specification subject to change without notice EPA-1301e
(02/19)
Compliance Information:
The engine used in this generator set complies with U.S. EPA emissions regulations under the provisions of 40 CFR
Part 60, Stationary Emergency Spark-Ignited emissions limits when tested on 6 mode cycle pf Part 90.
Engine Manufacturer:
Cummins Inc.
EPA Certificate Number:
KCEXB05.9ARB-002
Effective Date:
12/18/2018
Date Issued:
12/18/2018
EPA Engine Family (Cummins Emissions Family):
KCEXB05.9ARB
Engine Information:
Model:
QSJ5.9G-G1
Bore:
4.02 in. (102 mm)
Engine Nameplate HP:
84.7
Stroke:
4.72 in. (120 mm)
Type:
4 Cycle, In-Line, 6 Cylinder
Displacement:
359.0 cu. in. (6 liters)
Aspiration:
Naturally Aspirated
Compression Ratio:
8.5:1
Emission Control Device:
Electronic Air/Fuel Ratio Control and
Closed-Loop Breather System
Exhaust Stack Diameter:
4.0 in (102 mm)
U.S. Environmental Protection Agency Station Emergency SI Emission Limits
Grams per BHP-hr
Grams per kWm-hr
Natural Gas
NOx +
NMHC
CO
NOx +
NMHC
CO
Test Results
4.8
66
6.4
88.5
EPA Emissions Limit
10.0
387
13.4
519
Grams per BHP-hr
Grams per kWm-hr
Propane (LP)
NOx +
NMHC
CO
NOx +
NMHC
CO
Test Results
6.9
84.5
9.3
113.3
EPA Emissions Limit
10.0
387
13.4
519
Tests conducted using alternate methods, instrumentation, fuel or reference conditions can yield different results.
Engine operation with excessive air intake or exhaust restriction beyond published maximum limits, or with improper
maintenance, may result in elevated emission levels.