Cummins Onan C230D6RT Specs (Power | Fuel Consumption)

The Cummins Onan C230D6RT generator is listed with standby output of 230 kW, Diesel fuel, 60 Hz operation, 208/480 V, 600 V output, 1 or 3 phase, and sound level of 77 dBA @ 23 ft (7 m).

Cummins Onan Generator Specifications

Generator • Diesel • 60 Hz • 1 or 3 phase

Standby power: 230 kWVoltage options: 208/480 V, 600 VDry weight: 8,580 lb (3,892 kg)

Key specifications

230 kW Standby power

Diesel Fuel

208/480 V, 600 V Voltage options

1 or 3 phase Phase

8,580 lb (3,892 kg) Dry weight

77 dBA @ 23 ft (7 m) Sound level

60 Hz Frequency

Useful generator charts

Charts are shown only when this model has enough usable source data.

Power-to-weight

Standby output per 1,000 lb of dry weight versus similar-output Cummins Onan models.

This model

26.8 kW

Peer average

45.1 kW

11th percentile

Power output

Low 210 kW High 230 kW

Standby

230 kW

Prime

210 kW

Model spec snapshot

Representative numeric specifications from this generator.

230 kWStandby

8,580.39 lbWeight

77 dBASound

How the Cummins Onan C230D6RT compares

This compares the supplied numeric specification with Cummins Onan generators in the same broad standby-power class where enough comparable data exists.

Standby power

230 kW

In line with avg

56th percentile

Dry weight

8,580 lb

45% above avg

88th percentile

Sound level

77 dBA

4% below avg

54th percentile

Oil capacity

7 gal

9% below avg

46th percentile

Standby power230 kW

Low 150 kWAverage 232.8 kWHigh 354.6 kW

Very close to the similar-output Cummins Onan average. Around the 56th percentile for this field.

Dry weight8,580 lb

Low 2,199 lbAverage 5,923 lbHigh 12,467 lb

About 45% above the similar-output Cummins Onan average. Around the 88th percentile for this field.

Sound level77 dBA

Low 69.7 dBAAverage 79.8 dBAHigh 97 dBA

About 4% below the similar-output Cummins Onan average. Around the 54th percentile for this field.

Oil capacity7 gal

Low 1.81 galAverage 7.66 galHigh 13.73 gal

About 9% below the similar-output Cummins Onan average. Around the 46th percentile for this field.

This model Peer average

Generator information

Manufacturer	Cummins Onan
Model	C230D6RT
Generator type	Generator
Fuel	Diesel
Frequency	60 Hz

Electrical output

Standby power	230 kW
Prime power	210 kW
Voltage options	208/480 V, 600 V
Phase	1 or 3 phase
Circuit breaker	900 / 400 A

Engine, cooling and controls

Engine model	Cummins/Onan QSL9-G2
Engine displacement	537 cu in (8.8 L)
Aspiration / cooling	charged air cooled, turbocharged
Rated engine speed	1800 rpm
Engine oil capacity	7 gal (26.5 L)
Engine coolant capacity	7.79 gal (29.5 L)
Oil capacity	7 gal (26.5 L)
Coolant capacity	300.4 gal (1, 137 L)
Maximum ambient	104 °F (40 °C)
Controller	PowerCommand
Alternator	Cummins/Onan HCI434C, HCI434E
Emissions	Tier III

Physical specifications

Dry weight	8, 580 lb (3, 892 kg)
Dimensions (L × W × H)	144 × 50 × 87 in (3658 × 1270 × 2210 mm)
Sound level	77 dBA @ 23 ft (7 m)

Battery

Battery cranking	750 CCA
Battery quantity	2

Fuel consumption

Standby	22.3 gal/h (5.9 L/h)
Prime	18.9 gal/h (5 L/h)

Disclaimer: Specifications should be verified against the official owner’s or service manual and confirmed on the Cummins North America generator website.