HomeCummins/OnanCummins/Onan C500D6R

Cummins/Onan C500D6R Generator Set

The Cummins/Onan C500D6R is a 500 kW (563 kVA) standby generator set powered by a Cummins/Onan QSX15-G9 NR engine. It is available at 208 V and 480 V, 3-phase and 60 Hz. It holds about 83.3 L (22.0 gal) of oil. Starting uses 2 batteries rated 1235 CCA at 24 V. The set measures 6071×2438×2591 mm (239.0×96.0×102.0 in), weighs about 10324 kg (22760 lb) and produces 72 dBA at 7 m.

500 kW
Standby
14.9 L
Displacement
83.3 L
Oil capacity
1
Document types

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

Specifications

Frequency60.0 Hz
Standby power500 kW
Prime power455 kW
EmissionsTPEM (Tier II)
ControllerPowerCommand 3.3
Oil capacity83.3 L
AlternatorCummins/Onan QSX15-G9 (4-pole, Class H insulation)
Voltage options208 V, 480 V
Phase3 phase
Circuit breaker1800 A
Battery cranking1235 CCA
Battery voltage24 V
Battery quantity2
Dimensions (L×W×H)6071×2438×2591 mm
Dry weight10324 kg
Sound level72.0 dBA @ 7 m
Tank runtime33 hr

Engine

Cummins/Onan QSX15-G9 NR
Displacement14.9 L

Maintenance & consumables

for the Cummins/Onan QSX15-G9 NR
ItemSpecCapacityPart #Interval
Air filter find
Fuel filter find
Oil filter find
Belt find
Coolant
Oil83.3 L

Common questions

What is the power rating of the Cummins/Onan C500D6R?

The Cummins/Onan C500D6R is rated 500 kW standby.

What engine does the Cummins/Onan C500D6R use?

The Cummins/Onan C500D6R is powered by the Cummins/Onan QSX15-G9 NR engine.

What alternator does the Cummins/Onan C500D6R use?

The Cummins/Onan C500D6R uses a Cummins/Onan QSX15-G9 alternator. It has 4 poles. Insulation class H.

Fuel consumption

RatingLoadL/hgal/h
Prime34.4130.0
Standby11.644.0

Available documents

Spec sheet — 0069718 (Cummins/Onan)Spec sheet — rental-generator-sets-rating-cards-north-america-50-60hz-2025-aug (Cummins/Onan)Spec sheet — s-1279 (Cummins/Onan)