Product Manual A

2. Introduction7-2018
15A045R241 (Issue 13) Copyright © 2018 Cummins Inc.
◦ The gas must be supplied to the generator set in sufficient volume to
support operation of the generator set. This is normally a matter of
selecting fuel line size to be large enough to transport the volume of fuel
needed. For liquid propane vapor-withdrawal fuel systems the size and
temperature of the fuel tank also affects this requirement.
2.5 Model Specifications
TABLE 1. 2.4L MODEL VARIATIONS
Models Description
C20 N6, C22 N6, C25 N6, C30 N6, C36 N6, C40 N6 60 Hz, 1800 RPM
C30 N6H, C36 N6H, C40 N6H, C45 N6H, C50 N6H, C60 N6H 60 Hz, 3600 RPM
TABLE 2. COLD WEATHER SPECIFICATIONS (ALL MODELS)
Temperature Description Battery Type Group
Above 4 °C (40 °F) No starting aids required. Standard 26
-17 to 4 ° C (0 to 40 °F)
Additional coolant heater and
battery charger recommended for
starting. Factory options available.
Standard 26
Below -17 °C (0 °F)
All starting aides (battery heater,
coolant heater, battery charger)
recommended. Factory options
available.
Larger 34
NOTICE
For NFPA 110 applications, a coolant heater is required. A factory option is
available.
TABLE 3. FUEL SPECIFICATIONS 60 HZ, 1800 RPM
C20 N6 C22 N6 C25 N6 C30 N6 C36 N6 C40 N6
Full Load
(Propane)
105.1 scfh
265,000
BTU/hr
112.7 scfh
285,000
BTU/hr
125.4 scfh
315,000
BTU/hr
164.1 scfh
410,000
BTU/hr
182.7 scfh
460,000
BTU/hr
193.6 scfh
490,000
BTU/hr
Full Load
(Natural Gas)
259.6 scfh
270,000
BTU/hr
278.8 scfh
290,000
BTU/hr
309.5 scfh
320,000
BTU/hr
380.9 scfh
395,000
BTU/hr
472.3 scfh
490,000
BTU/hr
519 scfh
540,000
BTU/hr
Fuel Pressure 6-13 inches of water column (1.5 - 3.2 kPa) under any condition