Product Manual A

2. Introduction 7-2018
16 A045R241 (Issue 13)Copyright © 2018 Cummins Inc.
TABLE 4. FUEL SPECIFICATIONS 60 HZ, 3600 RPM
C30 N6H C36 N6H C40 N6H C45 N6H C50 N6H C60 N6H
Full Load
(Propane)
195.5 scfh
490,000
BTU/hr
219.6 scfh
550,000
BTU/hr
236.2 scfh
595,000
BTU/hr
256.9 scfh
645,000
BTU/hr
289.5 scfh
725,000
BTU/hr
324.6 scfh
820,000
BTU/hr
Full load
(Natural Gas)
476.1 scfh
495,000
BTU/hr
533.3 scfh
555,000
BTU/hr
573.2 scfh
595,000
BTU/hr
623.0 scfh
645,000
BTU/hr
704.7 scfh
730,000
BTU/hr
814.2 scfh
840,000
BTU/hr
Fuel Pressure 6-13 inches of water column (1.5 - 3.2 kPa) under any condition
TABLE 5. ENGINE SPECIFICATIONS (ALL MODELS)
Specification Value
Engine 4 cylinder-in-line, SOHC, liquid-cooled, 4-stroke, spark ignited
Displacement 2351 cc (144 in
3
)
Spark Plug Gap
1.0 mm (0.040 in) (NA)
0.76 mm (0.030 in) (T/TAA)
Spark Plug Torque 20 Nm (15 ft-lb)
Coolant 50/50 coolant solution (50% pure water and 50% ethylene glycol)
High Crankcase Pressure No higher than 1.5 kPa
Compression
135 psi (dry test) or higher with less than 15 psi range between
cylinders
Oil Capacity 4.3 L (4.54 quarts)
Oil Recommendation 5W30 API SM or newer
TABLE 6. GENERATOR SET SIZE SPECIFICATIONS WITH SOUND LEVEL 1
ENCLOSURE (L X W X H)
kW RPM mm in
20-25 1800
1830 x 864 x 1152 72 x 34 x 45.2
30 3600
30-40 1800
2384 x 864 x 1152 94 x 34 x 45.2
36-60 3600