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Cummins/Onan GFBB Generator Set

The Cummins/Onan GFBB is a 215 kW (258 kVA) Natural Gas/Propane standby generator set powered by a Cummins/Onan GTA855-G2 engine. It is available at , 3-phase, 60 Hz and rated 150 A. It holds about 104 L (27.5 gal) of oil and 25 L (6.6 gal) of coolant, with a maximum ambient rating of 40 °C. Starting uses 1 group-Not specified battery at 24 V. The set measures 3632×1524×1752 mm (143.0×60.0×69.0 in), weighs about 3016 kg (6649 lb) and produces Not specified dBA at Not specified m. An integrated tank holds Not specified L (None gal), roughly Not specified hours of runtime.

215 kW
Standby
14.0 L
Displacement
104.0 L
Oil capacity
1
Document types

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

Specifications

FuelNatural Gas/Propane
Frequency60.0 Hz
Standby power215 kW
Standby kVA258
Prime power175 kW
EmissionsNot specified
ControllerPowerCommand
Oil capacity104.0 L
AlternatorNot specified
PhaseThree-phase
Rated current150 A
Power factor0.8
Circuit breaker150 A
Battery groupNot specified
Battery voltage24 V
Battery quantity1
Coolant capacity25 L
Max ambient40 °C
Dimensions (L×W×H)3632×1524×1752 mm
Dry weight3016 kg
Tank runtimeNot specified hr

Engine

Cummins/Onan GTA855-G2
Oil capacity104.0 L
Coolant capacity25.0 L
Displacement14.0 L
AspirationNatural aspiration
Rated speed1500 rpm

Filters for the Cummins/Onan GTA855-G2

1

Engine-mounted filters the filter manufacturers list for this engine family. These come from the engine, not from this generator set’s own parts list, so confirm against your serial number before ordering.

Listed for this engine in only one kind of machine, so they may depend on how the engine was installed:

SystemFilterDescriptionCross-references
Oil filterP551670Lube Filter, Spin-On Full FlowCUMMINS 298670, CUMMINS 299670, NAPA 1970, CARBOCOL 0026 FridayParts $26.68

Maintenance & consumables

for the Cummins/Onan GTA855-G2
ItemSpecCapacityPart #Interval
Air filterNot specified—
Fuel filterNot specified—
Oil filterNot specified—
BatteryNot specified—
BeltNot specified—
CoolantNot specified—
OilNot specified—
Spark plugNot specified—

Common questions

How many kW is the Cummins/Onan GFBB?

The Cummins/Onan GFBB is rated 215 kW standby (258.0 kVA).

Which engine powers the Cummins/Onan GFBB?

The Cummins/Onan GFBB is powered by the Cummins/Onan GTA855-G2 engine.

What fuel does the Cummins/Onan GFBB use?

The Cummins/Onan GFBB runs on Natural Gas/Propane.

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

The Cummins/Onan GTA855-G2 engine in the Cummins/Onan GFBB has an oil capacity of 104.0 liters.

What is the cooling system capacity of the Cummins/Onan GFBB?

The Cummins/Onan GFBB cooling system holds 25 liters (6.6 US gallons) for the radiator system including the engine, per the manufacturer specification sheet.

What is the continuous rating of the Cummins/Onan GFBB?

The Cummins/Onan GFBB is rated 175 kW prime (219 kVA), against 215 kW standby.

How much does the Cummins/Onan GFBB weigh?

The Cummins/Onan GFBB has a dry weight of 3016 kg (6649 lb).

How many cold cranking amps does the Cummins/Onan GFBB require?

The Cummins/Onan GFBB uses 1 battery, 24 V each, group Not specified, per the manufacturer specification sheet.

What alternator comes on the Cummins/Onan GFBB?

The Cummins/Onan GFBB uses a Not specified alternator.

Fuel consumption

RatingLoadL/hgal/h
Standby50%108.028.53
Standby75%161.0215.0
Standby100%215.056.8

Available documents

Parts manual — GTA855G2GFBB (Cummins/Onan)

This page was generated from the 1 manufacturer document above by automated extraction; every figure shown is copied from one of them. How the data is compiled.