Cummins Onan C185D6 Specs (Power | Fuel Consumption)

The Cummins Onan C185D6 generator is listed with standby output of 185 kW, Diesel fuel, 50 Hz operation, 7 available voltage configurations, and A (U) / B (V) / C (W).

Cummins Onan Generator Specifications

Generator • Diesel • 50 Hz • A (U) / B (V) / C (W)

Standby power: 185 kWVoltage options: 7 configurationsDry weight: 4,098 lb (1,859 kg)

Key specifications

185 kW Standby power

Diesel Fuel

7 configurations Voltage options

A (U) / B (V) / C (W) Phase

4,098 lb (1,859 kg) Dry weight

50 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

45.1 kW

Peer average

45.1 kW

66th percentile

Power output

Low 170 kW High 185 kW

Standby

185 kW

Prime

170 kW

Model spec snapshot

Representative numeric specifications from this generator.

185 kWStandby

4,098.39 lbWeight

How the Cummins Onan C185D6 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

185 kW

21% below avg

38th percentile

Dry weight

4,098 lb

31% below avg

31st percentile

Oil capacity

6.29 gal

18% below avg

34th percentile

Standby power185 kW

Low 150 kWAverage 232.8 kWHigh 354.6 kW

About 21% below the similar-output Cummins Onan average. Around the 38th percentile for this field.

Dry weight4,098 lb

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

About 31% below the similar-output Cummins Onan average. Around the 31st percentile for this field.

Oil capacity6.29 gal

Low 1.81 galAverage 7.66 galHigh 13.73 gal

About 18% below the similar-output Cummins Onan average. Around the 34th percentile for this field.

This model Peer average

Generator information

Manufacturer	Cummins Onan
Model	C185D6
Generator type	Generator
Fuel	Diesel
Frequency	50 Hz

Electrical output

Standby power	185 kW
Prime power	170 kW
Standby kVA	231.0
Voltage options	480/277 V, 440/254 V, 416/240 V, 380/220 V, 240/139 V, 220/127 V, 208/120 V
Phase	A (U) / B (V) / C (W)
Power factor	0.8

Engine, cooling and controls

Engine model	Cummins/Onan 6CTA 8.3-G2
Engine displacement	506 cu in (8.3 L)
Aspiration / cooling	Turbocharged
Rated engine speed	1800 rpm
Engine oil capacity	6.29 gal (23.8 L)
Engine coolant capacity	3.25 gal (12.3 L)
Oil capacity	6.29 gal (23.8 L)
Coolant capacity	9.4 gal (35.6 L)
Maximum ambient	81 °F (27 °C)
Controller	Mechanical, PowerCommand
Emissions	Tier 2

Physical specifications

Dry weight	4, 098 lb (1, 859 kg)
Dimensions (L × W × H)	91.5 × 37.7 × 72.2 in (2325 × 958 × 1835 mm)

Fuel system and runtime

Fuel tank	95.1 gal (360 L)

Fuel consumption

Standby	53 L/h @ 100%
Prime	48.0 L/h @ 25%; 14.0 L/h @ 50%; 24.0 L/h @ 75%; 35.0 L/h @ 100%

Maintenance and service parts

Engine oil	Capacity: 27.6 l
Coolant	Capacity: 36.0 l

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