HomeCummins/OnanCummins/Onan QSL9-G3

Cummins/Onan QSL9-G3 Generator Set

The Cummins/Onan QSL9-G3 is a 257 kW (345 kVA) standby generator set powered by a Cummins/Onan QSL9-G3 engine. It is available at 24 V, 50 Hz. It holds about 26.5 L (7.0 gal) of oil and 15 L (4.0 gal) of coolant, with a maximum ambient rating of 50 °C. The set measures 1624×1064×1463 mm (63.9×41.9×57.6 in) and weighs about 861 kg (1898 lb). The same QSL9-G3 engine also powers generator sets from AKSA and MQ Power.

257 kW
Standby
8.9 L
Displacement
26.5 L
Oil capacity
1
Document types

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

Specifications

Frequency50.0 Hz
Standby power257 kW
Standby kVA345
Prime power227 kW
Oil capacity26.5 L
Alternator70 amps
Voltage options24 V
Coolant capacity15.0 L
Max ambient[50, 55] °C
Dimensions (L×W×H)1624×1064×1463 mm
Dry weight861 kg

Engine

Cummins/Onan QSL9-G3
Oil capacity26.5 L
Coolant capacity43.0 L
Displacement8.9 L
Aspirationturbocharged
Rated speed1800 rpm

Common questions

What is the power rating of the Cummins/Onan QSL9-G3?

The Cummins/Onan QSL9-G3 is rated 257 kW standby (345.0 kVA).

What engine does the Cummins/Onan QSL9-G3 use?

The Cummins/Onan QSL9-G3 is powered by the Cummins/Onan QSL9-G3 engine.

What is the oil capacity of the Cummins/Onan QSL9-G3?

The Cummins/Onan QSL9-G3 engine in the Cummins/Onan QSL9-G3 has an oil capacity of 26.5 liters.

What alternator does the Cummins/Onan QSL9-G3 use?

The Cummins/Onan QSL9-G3 uses a 70 amps alternator.

Fuel consumption

RatingLoadL/hgal/h
Base25%18.04.7
Base75%49.013.0
Prime50%34.08.9
Prime100%59.015.6
Standby100%66.017.3

Available documents

Spec sheet — 0070372 (Cummins/Onan)Spec sheet — QSL9-G3 (Cummins/Onan)