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Cummins Onan C2500 D5A Specs (Power | Fuel Consumption)

The Cummins Onan C2500 D5A generator is listed with standby output of 1800 kW, 50 Hz operation, and A (U) / B (V) / C (W).

Cummins Onan Generator Specifications

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

Standby power: 1800 kWDry weight: 37,126 lb (16,840 kg)

Key specifications

1800 kW Standby power
A (U) / B (V) / C (W) Phase
37,126 lb (16,840 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

48.5 kW

Peer average

55.6 kW

36th percentile
Power output
Low 1,800 kW High 1,800 kW
Standby

1,800 kW

Prime

1,800 kW

Model spec snapshot
Representative numeric specifications from this generator.
1,800 kWStandby
37,125.84 lbWeight

How the Cummins Onan C2500 D5A 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
1,800 kW
In line with avg
56th percentile
Dry weight
37,126 lb
23% above avg
74th percentile
Oil capacity
26.42 gal
49% below avg
24th percentile
Standby power1,800 kW
Low 1,000 kWAverage 1,831.9 kWHigh 3,562 kW

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

Dry weight37,126 lb
Low 71 lbAverage 30,152 lbHigh 65,094 lb

About 23% above the similar-output Cummins Onan average. Around the 74th percentile for this field.

Oil capacity26.42 gal
Low 0.28 galAverage 51.88 galHigh 105.14 gal

About 49% below the similar-output Cummins Onan average. Around the 24th percentile for this field.

This model Peer average

Generator information

Manufacturer Cummins Onan
Model C2500 D5A
Generator type Generator
Frequency 50 Hz

Electrical output

Standby power 1800 kW
Prime power 1800 kW
Standby kVA 2500.0
Phase A (U) / B (V) / C (W)

Engine, cooling and controls

Engine model Cummins/Onan QSK60
Engine displacement 3, 674 cu in (60.2 L)
Aspiration / cooling industrial diesel
Rated engine speed 1800 rpm
Engine oil capacity 26.4 gal (100 L)
Engine coolant capacity 11.1 gal (42 L)
Oil capacity 26.4 gal (100 L)
Coolant capacity 27.5 gal (104 L)
Controller PC 3.3, PowerCommand, PowerCommand electronic
Emissions 4g TA Luft

Physical specifications

Dry weight 37, 126 lb (16, 840 kg)
Dimensions (L × W × H) 243.1 × 98.2 × 126 in (6175 × 2494 × 3201 mm)

Battery

Battery cranking 2200 CCA

Maintenance and service parts

Engine oil Interval: 500 hr; Specification: not specified; Capacity: 297
Oil filter Part number: F60-1500; Interval: 240 hr; Specification: Cummins OE filter
Fuel filter Interval: 1680 hr; Specification: Two stage spin-on fuel filter and water separator system. Stage 1 has a three element 7 micron filter and stage 2 has a three element 3 micron filter.
Air filter Interval: 1000 hr; Specification: Dry replaceable element
Coolant Interval: 7304 hr; Specification: not specified; Capacity: 4000
Belt Part number: B60-1500; Interval: 3360 hr; Specification: Cummins OE belt

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

Ernie Lo

Ernie Lo is a qualified web designer and web developer. He works as an IT support technician and website manager at Benleigh Vending, and he also fixes vending machines.

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