Cummins/Onan QST30-G3 — Specs, Engine, Parts & Maintenance

Name: Cummins/Onan QST30-G3 Generator Set
Brand: Cummins/Onan

Cummins/Onan QST30-G3 Generator Set

The Cummins/Onan QST30-G3 is a 895 kW (1200 kVA) standby generator set powered by a Cummins/Onan QST30G3 engine. It is available at 50 V and 60 V. It holds about 40.7 L (10.8 gal) of oil and 114 L (30.1 gal) of coolant, with a maximum ambient rating of 51 °C. The set measures 2621×1448×2021 mm (103.2×57.0×79.6 in) and weighs about 3437 kg (7577 lb).

895 kW

Standby

30.48 L

Displacement

40.7 L

Oil capacity

Document types

Specifications

Standby power	895 kW
Standby kVA	1200
Prime power	806 kW
Oil capacity	40.7 L
Alternator	Stamford/AvK LVI634D
Voltage options	50 V, 60 V
Coolant capacity	114.0 L
Max ambient	51.0 °C
Dimensions (L×W×H)	2621×1448×2021 mm
Dry weight	3437 kg

Engine

Cummins/Onan QST30G3

Displacement	30.48 L
Aspiration	Turbo Aftercooled
Rated speed	1800 rpm

Common questions

What is the power rating of the Cummins/Onan QST30-G3?

The Cummins/Onan QST30-G3 is rated 895 kW standby (1200.0 kVA).

What engine does the Cummins/Onan QST30-G3 use?

The Cummins/Onan QST30-G3 is powered by the Cummins/Onan QST30G3 engine.

What alternator does the Cummins/Onan QST30-G3 use?

The Cummins/Onan QST30-G3 uses a Stamford/AvK LVI634D alternator.

Fuel consumption

Rating	Load	L/h	gal/h
Prime	100%	228.0	60.2
Standby	100%	204.0	53.9

Available documents

Spec sheet — 0070621 (Cummins/Onan)Spec sheet — QST30-G3 (Cummins/Onan)Spec sheet — QST30-G3 0 (Cummins/Onan)

Other sets with this engine

Cummins/Onan 800DFHC Cummins/Onan 900DFHC Cummins/Onan DFHC Cummins/Onan DFJD