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Cummins/Onan DFE Generator Set

The Cummins/Onan DFE is a 500 kW (625 kVA) Diesel standby generator set powered by a Cummins/Onan KTA19G2 engine. It is available at 220 V, 60-phase and 60 Hz. It holds about 50 L (13.2 gal) of oil and 105 L (27.7 gal) of coolant, with a maximum ambient rating of 40 °C. Starting uses 2 group-190 batteries rated 1400 CCA at 12 V. The set measures 2000×1900×1971 mm (78.7×74.8×77.6 in), weighs about 3490 kg (7694 lb) and produces 76 dBA at 7 m. An integrated tank holds 1266 L (334.4 gal), roughly 4.14 hours of runtime.

500 kW
Standby
18.9 L
Displacement
50.0 L
Oil capacity
4
Document types

How to read your Cummins/Onan serial & model number →

Specifications

FuelDiesel
Frequency60.0 Hz
Standby power500 kW
Standby kVA625
Prime power351 kW
EmissionsEPA NSPS Stationary Emergency Tier 2
ControllerPCL-001, PowerCommand, PowerCommand 2100, PowerCommand 3100 (PCC), PowerCommand 3200, PowerCommand with AmpSentry Protection
Oil capacity50.0 L
Voltage options220 V, 480 V
Phase60 Hz
Battery group190
Battery cranking1400 CCA
Battery voltage12 V
Battery quantity2
Coolant capacity105 L
Max ambient40 °C
Dimensions (L×W×H)2000×1900×1971 mm
Dry weight3490 kg
Wet weight3875 kg
Sound level76.0 dBA @ 7 m
Fuel tank1266.0 L
Tank runtime4.136 hr

Engine

Cummins/Onan KTA19G2
Oil capacity50.0 L
Coolant capacity105.0 L
Displacement18.9 L
AspirationTurbo Aftercooled
Rated speed1800 rpm

Maintenance & consumables

for the Cummins/Onan KTA19G2
ItemSpecCapacityPart #Interval
Air filter—1000 hr find
Fuel filter25-1386100 hr buy
Oil filterLS-1063250 hr buy
Belt—250 hr find
Coolant90.8—540 hr
Coolant filter—500 hr find
Oil45.4—500 hr

Common questions

What is the power rating of the Cummins/Onan DFE?

The Cummins/Onan DFE is rated 500 kW standby (625.0 kVA).

What engine does the Cummins/Onan DFE use?

The Cummins/Onan DFE is powered by the Cummins/Onan KTA19G2 engine.

What fuel does the Cummins/Onan DFE use?

The Cummins/Onan DFE runs on Diesel.

What is the oil capacity of the Cummins/Onan DFE?

The Cummins/Onan KTA19G2 engine in the Cummins/Onan DFE has an oil capacity of 50.0 liters.

Troubleshooting

53

Fault codes

CodeMeaning
121Speed Signal Lost
135Oil Pressure Sensor High
141Oil Pressure Sensor Low
143Pre-Low Oil Pressure Sensor
144Coolant Temperature Sensor High
145Coolant Temperature Sensor Low
146Pre-High Cool Temp
151High Coolant Temp
197Low Coolant Level
234Overspeed
235Low Coolant Level
359Fail to Start
415Low Oil Pressure
441Low Battery Voltage
442High Battery Voltage
1123Shutdown After Battle Short
1124Delayed Shutdown
1131Battle Short Active
1244Engine Normal Shutdown
1311Customer Inputs #1
1312Customer Inputs #2
1317Customer Inputs #3
1318Customer Inputs #4
1334Crit Scaler OR
1335Non-Crit Scaler OR
1416Fail to Shutdown
1417Power Down Failure
1433Emergency Stop
1434Remote Emergency Stop
1435Low Coolant Temperature
1438Fail to Crank
1442Weak Battery
1443Battery Failed
1444KW Overload
1445Short Circuit
1446High AC Voltage
1447Low AC Voltage
1448Under Frequency
1449Over Frequency
1461Loss of Field
1466Modem Failure
1468Network Error
1469Speed/Hz Match
1471Over Current
1472Over Current
2335Excitation Fault
2336Memory Error
2341High Control Temperature
2342Too Long in Idle
2967Governor Fault
2968AVR Fault
2969LON Failure
2972Field Overload

Fault codes and symptom→remedy steps extracted from this model’s service/owner documentation; verify against the official manual before servicing.

Parts

70
Part #DescriptionQtySystem
010111Coolant Tank Heater 2kW, 240V1Heater buy
010112Thermostat1Thermostat buy
0101581/2”NPT Connector x 16 I/D Hose1Connector buy
0101591” NPT Connector x 16 I/D Hose3Connector buy
0101631” NPT Tapped, Hex Eng Plug1Eng plug buy
010167Heater Support1Heater support buy
011250Link2Link buy
011261Battery Lead (-VE)1Battery lead buy
011262Battery Lead (+VE)1Battery lead buy
011263Battery Lead (+VE)1Battery lead buy
011264Battery Lead (-VE)1Battery lead buy
011285Str/Earth Lead (-VE)1Str earth lead buy
01930388Sender, Oil Temperature1Oil temperature sensor buy
01930432Sender, Oil Temperature1Oil temperature sensor buy
019456Sender/Switch, Oil Temperature1Oil temperature sensor buy
0230483/4” Bore Fuel Hose1Fuel hose buy
023125High Temp. Steam Hose 1” Bore, 1.5 m1Hose buy
035090Clamp2Clamp buy
035095Bolt2Bolt kuduparts $239.99
035105Battery Tray1Battery tray buy
046385Pump Bracket1Bracket buy
049001Hose Clip4Clip buy
050105Semi-rotary Hand Pump, ½” BSF1Pump buy
0501162Adaptor, M/F1Adaptor buy
050141½” BSP Brass Draw-off Plug1Draw off plug buy
05016790O Elbow, M/F, 1” BSP1Elbow buy
050179½’ BSP Nipple1Nipple buy
050219Hose Connection2Connection buy
0502201/2” BSP Elbow, M/F2Elbow buy
050334½’ BSP Socket – BS 17401Socket buy
050336BSP Socket, BS17401Socket buy
05050151Reducer, 1/2” x 1/8” NPT1Reducer buy
050695Oil Sump Drain Valve1Valve buy
052045Lead Acid Battery - Dry (Export)4Battery buy
052198Lead Acid Battery – Charged (UK only)4Battery buy
06SC024Switch, Low Coolant Level S35/011Switch buy
082657Label, Emergency Stop2Label buy
25-1386FUEL FILTERSFuel filter buy
413080Emergency Stop Push-switch2Emergency stop push switch buy
418520Terminal, On Line4Terminal buy
418521Terminal, On Line4Terminal buy
427559Battery Boot, Double Outlet4Battery boot buy
427560Battery Boot, Single Outlet2Battery boot buy
427561Battery Boot, Copper Link2Battery boot buy
706187M4 x 12 mm Steel Cheesehead Screw8Cheesehead screw buy
715007Nut, M4 Steel, Normal Series8Nut buy
715250Wing Nut M8 Steel2Wing nut buy
716007Plain Washer, Thick, M4 Steel, Form A8Plain washer buy
716367Steel Spring Washer, Single-coil, M48Spring washer buy
CS-1367-1coolant filterCoolant filter buy
FP-IFKKTA19KTA19 In-Frame Kit w/upper gasket set & oil pan gasket1Gasket buy
FS-1386-1fuel filtersFuel filter buy
LS-1063OIL FILTERS1Oil filter buy
M-4352578Upper Gasket SetGasket buy
903-0125NANAService part / kit buy
903-0205NANAService part / kit buy
903-0605NANAService part / kit buy
956-0120Service part / kit buy
956-0220Service part / kit buy
960-0132Service part / kit buy
A134engine control monitor boardService part / kit buy
CS-1131heater line connectionsService part / kit buy
ES-1778-1current transformer connectionsService part / kit buy
ES-1866-1reconnection diagramService part / kit buy
KTA19Engine ModelService part / kit yemparts $32.76
LS-1063-1oil dipstick locationService part / kit buy
M-1808-2typical installation diagramService part / kit buy
SC-1101-1load transfer switchService part / kit buy
TB3-5Generator Set Control Panel Terminal Block1Service part / kit buy
TB3-6Generator Set Control Panel Terminal Block1Service part / kit buy

Service, wear & replacement parts referenced for this model and its engine — confirm the exact part for your serial number. See the full parts catalog to search and cross-reference.

Fuel consumption

RatingLoadL/hgal/h
Prime34.8131.9
Prime0%33.08.8
Prime0%56.014.9
Prime0%79.020.8
Prime1%102.026.9
Prime25%39.010.2
Prime50%61.016.2
Prime75%83.021.9
Prime100%105.027.7
Standby24.693.2
Standby0%36.09.4
Standby0%61.016.1
Standby0%86.022.6
Standby1%115.030.5
Standby25%41.010.8
Standby50%66.017.4
Standby75%89.023.4
Standby100%114.030.1

Available documents

Spec sheetOperator's manualParts manualService manual

Other sets with this engine

Cummins/Onan KTA19