HomeCummins/OnanCummins/Onan GG series

Cummins/Onan GG series Generator Set

The Cummins/Onan GG series is a 39 kW (49 kVA) Natural Gas, Propane standby generator set powered by a Ford CSG-649I engine. It is available at , Single-phase-phase, 60 Hz and rated 76.5 A. It holds about 7 L (1.8 gal) of oil and 5.8 L (1.5 gal) of coolant, with a maximum ambient rating of 40 °C. Starting uses 1 group-Not specified battery at 12 V. The set measures 2103×1016×1252 mm (82.8×40.0×49.3 in), weighs about 736.2 kg (1623 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.

39 kW
Standby
300.0 L
Displacement
7.0 L
Oil capacity
1
Document types

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

Compare with other 35–40 kW Bi-Fuel (NG/LP) generators →

Specifications

FuelNatural Gas, Propane
Frequency60.0 Hz
Standby power39 kW
Standby kVA49
ControllerDetector
Oil capacity7.0 L
AlternatorCummins/Onan Not specified (4-pole, Class H insulation)
PhaseSingle-phase
Rated current76.5 (57.1) A
Power factor0.8
Circuit breaker76.5 (57.1) A
Battery groupNot specified
Battery voltage12-volt V
Battery quantity1
Coolant capacity5.8 (22.0) L
Max ambient40 °C
Dimensions (L×W×H)2103×1016×1252 mm
Dry weight736 kg
Tank runtimeNot specified hr

Engine

Ford CSG-649I
Oil capacity7.0 L
Coolant capacity5.8 L
Displacement300.0 L
AspirationNaturally aspirated
Rated speed1800 rpm

Common questions

What is the power rating of the Cummins/Onan GG series?

The Cummins/Onan GG series is rated 39 kW standby (49.0 kVA).

What engine does the Cummins/Onan GG series use?

The Cummins/Onan GG series is powered by the Ford CSG-649I engine.

What fuel does the Cummins/Onan GG series use?

The Cummins/Onan GG series runs on Natural Gas, Propane.

What is the oil capacity of the Cummins/Onan GG series?

The Ford CSG-649I engine in the Cummins/Onan GG series has an oil capacity of 7.0 liters.

What alternator does the Cummins/Onan GG series use?

The Cummins/Onan GG series uses a Cummins/Onan Not specified alternator. It has 4 poles. Insulation class H.

Fuel consumption

RatingLoadL/hgal/h
Prime5.6199.0
Prime1%2.33.4
Prime3%4.85.6
Standby14.582.0
Standby1%6.2199.0
Standby3%12.3119.0

Available documents

Spec sheet — s1159 (Cummins/Onan)