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Cummins/Onan C3500 D5 Generator Set

The Cummins/Onan C3500 D5 is a 2800 kW (3500 kVA) Diesel standby generator set powered by a Cummins/Onan QSK95-G4 engine. It is available at 220/380 V, 230/400 V, 240/415 V, 254/440 V, 400/690 V, 1905/3300 V, 3464/6000 V, 3637/6300 V, 3810/6600 V, 5775/1000 V, 6060/1050 V and 6350/1100 V, A (U), B (V), C (W), 50 Hz and rated 11145 A. It holds about 647 L (170.9 gal) of oil and 1120 L (295.9 gal) of coolant, with a maximum ambient rating of 45 °C. Starting uses 6 group-12 batteries rated 1400 CCA at 12 V. The set measures 7902×3028×3663 mm (311.1×119.2×144.2 in), weighs about 29526 kg (65094 lb) and produces 11145 dBA at 11145 m. An integrated tank holds 1120 L (295.9 gal), roughly 11145 hours of runtime.

2800 kW
Standby
647.0 L
Oil capacity
1
Document types

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Specifications

FuelDiesel
Frequency50.0 Hz
Standby power2800 kW
Standby kVA3500
Prime power2500 kW
EmissionsUnregulated
ControllerPowerCommand, PowerCommand digital
Oil capacity647.0 L
AlternatorADS-532 (12-pole, Class B insulation)
Voltage options220/380 V, 230/400 V, 240/415 V, 254/440 V, 400/690 V, 1905/3300 V, 3464/6000 V, 3637/6300 V, 3810/6600 V, 5775/1000 V, 6060/1050 V, 6350/1100 V
PhaseA (U), B (V), C (W)
Rated current11145 A
Power factor125
Circuit breaker11145 A
Battery group12
Battery cranking1400 CCA
Battery voltage12 V
Battery quantity6
Coolant capacity1120.0 L
Max ambient45 °C
Dimensions (L×W×H)7902×3028×3663 mm
Dry weight29526 kg
Fuel tank1120.0 L
Tank runtime11145 hr

Engine

Cummins/Onan QSK95-G4
Oil capacity647.0 L
Coolant capacity1120.0 L
AspirationTurbocharged and after-cooled
Rated speed1500 rpm

Filters & service parts

model family
ItemSpecCapacityPart #Interval
Air filter—
Fuel filter—
Oil filter—
Battery—
Belt—
Coolant—
Oil—
Spark plug—

Compiled from this model's family documentation — may include parts for closely-related variants. Confirm the exact part for your serial number.

Common questions

What size generator is the Cummins/Onan C3500 D5?

The Cummins/Onan C3500 D5 is rated 2800 kW standby (3500.0 kVA).

What engine does the Cummins/Onan C3500 D5 use?

The Cummins/Onan C3500 D5 is powered by the Cummins/Onan QSK95-G4 engine.

What fuel does the Cummins/Onan C3500 D5 use?

The Cummins/Onan C3500 D5 runs on Diesel.

What's the oil capacity on a Cummins/Onan C3500 D5?

The Cummins/Onan QSK95-G4 engine in the Cummins/Onan C3500 D5 has an oil capacity of 647.0 liters.

What is the cooling system capacity of the Cummins/Onan C3500 D5?

The Cummins/Onan C3500 D5 cooling system holds 1120 liters (295.9 US gallons) for the radiator system including the engine, per the manufacturer specification sheet.

What is the prime power rating of the Cummins/Onan C3500 D5?

The Cummins/Onan C3500 D5 is rated 2500 kW prime (3125 kVA), against 2800 kW standby.

What is the dry weight of the Cummins/Onan C3500 D5?

The Cummins/Onan C3500 D5 has a dry weight of 29526 kg (65093 lb).

How big is the fuel tank on the Cummins/Onan C3500 D5?

The Cummins/Onan C3500 D5 has a 1120 liter (296 US gallon) fuel tank, giving about 11145 hours of runtime.

What voltage does the Cummins/Onan C3500 D5 produce?

The Cummins/Onan C3500 D5 is offered in 220/380 V, 230/400 V, 240/415 V, 254/440 V, 400/690 V, 1905/3300 V, A (U), B (V), C (W)-phase.

What size battery does the Cummins/Onan C3500 D5 need?

The Cummins/Onan C3500 D5 uses 6 batteryies, 12 V each, 1400 CCA, group 12, per the manufacturer specification sheet.

Which alternator is fitted to the Cummins/Onan C3500 D5?

The Cummins/Onan C3500 D5 uses a ADS-532 alternator. It has 12 poles. Insulation class B.

Parts

1
Part #DescriptionQtySystem
DMC8000DIGITAL MASTER CONTROLS (DMCs)Service part / kit Amazon eBay

Service, wear & replacement parts referenced for this model and its engine — confirm the exact part for your serial number. See the full parts catalog to search and cross-reference.

Fuel consumption

RatingLoadL/hgal/h
Continuous139.0139.0
Continuous3%108.0139.0
Continuous100%45.0139.0
Prime156.0139.0
Prime3%120.0108.0
Prime100%49.0156.0
Standby175.0139.0
Standby3%134.0108.0
Standby100%54.0175.0

Available documents

Spec sheet — Cummins-C3500D5-Alternator-Data-Sheet (Cummins/Onan)Spec sheet — Cummins-C3500D5-Generator-Data-Sheet (Cummins/Onan)Spec sheet — NAS-5877-EN (Cummins/Onan)

This page was generated from the 3 manufacturer documents above by automated extraction; every figure shown is copied from one of them. How the data is compiled.

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