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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, 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 →

Typical fuel consumption for 35–40 kW Bi-Fuel (NG/LP) generators →

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Specifications

FuelNatural Gas, Propane
Frequency60.0 Hz
Standby power39 kW
Standby kVA49
ControllerDetector
Oil capacity7.0 L
AlternatorNot specified
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 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 kind of fuel does the Cummins/Onan GG series run on?

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 is the coolant capacity of the Cummins/Onan GG series?

The Cummins/Onan GG series cooling system holds 5.8 liters (1.5 US gallons) for the radiator system including the engine, per the manufacturer specification sheet.

How much does the Cummins/Onan GG series weigh?

The Cummins/Onan GG series has a dry weight of 736 kg (1623 lb).

What size battery does the Cummins/Onan GG series need?

The Cummins/Onan GG series uses 1 battery, 12-volt V each, group Not specified, per the manufacturer specification sheet.

What alternator does the Cummins/Onan GG series use?

The Cummins/Onan GG series uses a Not specified alternator.

Fuel consumption

RatingLoadL/hgal/h
Prime5.6199.0
Prime3%4.85.6
Prime100%2.33.4
Standby14.582.0
Standby3%12.3119.0
Standby100%6.2199.0

Available documents

Spec sheet — s1159 (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.