HomeCummins/OnanCummins/Onan GFBC

Cummins/Onan GFBC Generator Set

The Cummins/Onan GFBC is a 250 kW (312 kVA) Natural Gas standby generator set powered by a Cummins/Onan GTA855e engine. It is available at 120/208 V, 127/220 V, 139/240 V, 220/380 V, 240/416 V, 254/440 V, 277/480 V and 347/600 V, 60 Hz. It holds about 34 L (9.0 gal) of oil and 74 L (19.5 gal) of coolant, with a maximum ambient rating of 40 °C. Starting uses 2 group-8 batteries rated 900 CCA at 24 V. The set measures 3734×1778×2007 mm (147.0×70.0×79.0 in) and weighs about 3239 kg (7141 lb).

250 kW
Standby
14.0 L
Displacement
34.0 L
Oil capacity
1
Document types

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

Specifications

FuelNatural Gas
Frequency60.0 Hz
Standby power250 kW
Standby kVA312
Prime power225 kW
EmissionsEPA SI NSPS Certified
ControllerPowerCommand 3.3, PowerCommand digital electronic
Oil capacity34.0 L
Voltage options120/208 V, 127/220 V, 139/240 V, 220/380 V, 240/416 V, 254/440 V, 277/480 V, 347/600 V
Power factor0.8
Battery group8D
Battery cranking900 CCA
Battery voltage24 V
Battery quantity2
Coolant capacity74 L
Max ambient40 °C
Dimensions (L×W×H)3734×1778×2007 mm
Dry weight3239 kg

Engine

Cummins/Onan GTA855e
Oil capacity34.0 L
Coolant capacity74.0 L
Displacement14.0 L
AspirationTurbocharged
Rated speed1800 rpm

Maintenance & consumables

for the Cummins/Onan GTA855e
ItemSpecCapacityPart #Interval
Air filter find
Fuel filter find
Oil filter find
Belt find
Coolant
Oil

Common questions

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

The Cummins/Onan GFBC is rated 250 kW standby (312.0 kVA).

What engine does the Cummins/Onan GFBC use?

The Cummins/Onan GFBC is powered by the Cummins/Onan GTA855e engine.

What fuel does the Cummins/Onan GFBC use?

The Cummins/Onan GFBC runs on Natural Gas.

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

The Cummins/Onan GTA855e engine in the Cummins/Onan GFBC has an oil capacity of 34.0 liters.

Fuel consumption

RatingLoadL/hgal/h
Prime0%2334.0
Prime1%2880.0
Standby0%1810.0
Standby25%
Standby50%
Standby75%
Standby100%

Available documents

Spec sheet — Cummins-250-GFBC-Cert GTA8ffe (Cummins/Onan)Spec sheet — GTA855G3GFBC (Cummins/Onan)

Other sets with this engine