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Cummins Onan DFHC Specs (Power | Fuel Consumption)

The Cummins Onan DFHC generator is listed with standby output of 750 kW, Diesel fuel, 50 Hz operation, 24 V output, and Three phase.

Cummins Onan Generator Specifications

Generator • Diesel • 50 Hz • Three phase

Standby power: 750 kWVoltage options: 24 VDry weight: 56,377 lb (25,572 kg)

Key specifications

750 kW Standby power
Diesel Fuel
24 V Voltage options
Three phase Phase
56,377 lb (25,572 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

13.3 kW

Peer average

58 kW

1st percentile
Model spec snapshot
Representative numeric specifications from this generator.
750 kWStandby
56,376.61 lbWeight

How the Cummins Onan DFHC 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
750 kW
13% above avg
67th percentile
Dry weight
56,377 lb
264% above avg
99th percentile
Oil capacity
9.25 gal
66% below avg
3rd percentile
Standby power750 kW
Low 400 kWAverage 665.2 kWHigh 921.6 kW

About 13% above the similar-output Cummins Onan average. Around the 67th percentile for this field.

Dry weight56,377 lb
Low 4,643 lbAverage 15,485 lbHigh 39,573 lb

About 264% above the similar-output Cummins Onan average. Around the 99th percentile for this field.

Oil capacity9.25 gal
Low 8.83 galAverage 27 galHigh 54.53 gal

About 66% below the similar-output Cummins Onan average. Around the 3rd percentile for this field.

This model Peer average

Generator information

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

Electrical output

Standby power 750 kW
Voltage options 24 V
Phase Three phase

Engine, cooling and controls

Engine model Cummins/Onan QST30
Engine displacement 1, 861 cu in (30.5 L)
Aspiration / cooling Turbocharged
Rated engine speed 1760 rpm
Engine oil capacity 338.1 gal (1, 280 L)
Engine coolant capacity 57.1 gal (216 L)
Oil capacity 9.25 gal (35 L)
Coolant capacity 57.1 gal (216 L)
Controller Cascade, PCC 3100, PCC 3100 (PowerCommand), PowerCommand 3100, PowerCommand 3100 (PCC)
Alternator Cummins/Onan S-1134 (50 Hz), S-1132 (60 Hz)

Physical specifications

Dry weight 56, 377 lb (25, 572 kg)
Dimensions (L × W × H) 480 × 96 × 162 in (12192 × 2438 × 4115 mm)

Battery

Battery group 8D
Battery cranking 1400 CCA
Battery voltage 12 V
Battery quantity 2

Fuel system and runtime

Fuel tank 60.3 gal (228.2 L)

Maintenance and service parts

Engine oil Interval: 2000 hr; Capacity: 41
Oil filter Part number: 3825142; Interval: 2000 hr; Specification: P8500 fuel pump (G-Drive)
Fuel filter Interval: 2000 hr
Coolant Interval: 2000 hr; Capacity: 187
Coolant filter Interval: 250 hr; Specification: filter
Belt Part number: ST669; Interval: 250 hr

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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