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Cummins/Onan C275 D5 Generator Set

The Cummins/Onan C275 D5 is a 220 kW (275 kVA) Diesel standby generator set powered by a Cummins/Onan QSL9-G5 engine. It is available at 480/277 V, 440/254 V, 380/220 V, 220/127 V, 416/240 V, 240/139 V and 208/120 V. It holds about 26.5 L (7.0 gal) of oil and 11 L (2.9 gal) of coolant, with a maximum ambient rating of 25 °C. The set weighs about 2174 kg (4793 lb) and produces 85 dBA. An integrated tank holds 400 L (105.7 gal).

220 kW
Standby
8.9 L
Displacement
26.5 L
Oil capacity
3
Document types

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Typical fuel consumption for 220–225 kW Diesel generators →

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Specifications

FuelDiesel
Standby power220 kW
Standby kVA275
Prime power200 kW
ControllerEletronic
Oil capacity26.5 L
Voltage options480/277 V, 440/254 V, 380/220 V, 220/127 V, 416/240 V, 240/139 V, 208/120 V
Power factor0.8
Coolant capacity11 L
Max ambient25 °C
Dry weight2174 kg
Wet weight2325 kg
Sound level85.0 dBA
Fuel tank400.0 L

Engine

Cummins/Onan QSL9-G5
Oil capacity26.5 L
Coolant capacity29.0 L
Displacement8.9 L
AspirationTurbocharged, charge air-cooled
Rated speed1500 rpm

Filters for the Cummins/Onan QSL9-G5

4

Engine-mounted filters the filter manufacturers list for this engine family. These come from the engine, not from this generator set’s own parts list, so confirm against your serial number before ordering.

SystemFilterDescriptionCross-references
Oil filterP553000Lube Filter, Spin-On Full FlowCUMMINS 3318853, CUMMINS 3825970, NAPA 1748, NAPA 1748XD FridayParts $125.00
Fuel filterP550774Fuel Filter, Spin-OnCUMMINS 3959612, CUMMINS 5301448, HYUNDAI 11LB70020, WIRTGEN 195744 KuduParts $34.00 FridayParts $35.90
Fuel / water separatorP550848Fuel Filter, Water Separator Spin-On Twist&DrainCUMMINS 3973233, CUMMINS 4931955, NAPA 3732, LINDE 0019830505 FridayParts $50.99
Coolant filterP552071Coolant Filter, Spin-On Sca PlusCUMMINS 299080, CUMMINS 299880, NAPA 4071, TORO 012706560 FridayParts $37.53

Maintenance & consumables

for the Cummins/Onan QSL9-G5
ItemSpecCapacityPart #Interval
Air filter—1000 hr
Fuel filter—500 hr
Oil filter—1000 hr
Battery—500 hr
Belt—1000 hr
Coolant28.6 L—
Oil26.5 L—
Spark plug—1000 hr

Common questions

How many kW is the Cummins/Onan C275 D5?

The Cummins/Onan C275 D5 is rated 220 kW standby (275.0 kVA).

What engine is in the Cummins/Onan C275 D5?

The Cummins/Onan C275 D5 is powered by the Cummins/Onan QSL9-G5 engine.

What kind of fuel does the Cummins/Onan C275 D5 run on?

The Cummins/Onan C275 D5 runs on Diesel.

What is the oil capacity of the Cummins/Onan C275 D5?

The Cummins/Onan QSL9-G5 engine in the Cummins/Onan C275 D5 has an oil capacity of 26.5 liters.

How much coolant does the Cummins/Onan C275 D5 hold?

The Cummins/Onan C275 D5 cooling system holds 11 liters (2.9 US gallons) for the radiator system including the engine, per the manufacturer specification sheet.

What is the prime power rating of the Cummins/Onan C275 D5?

The Cummins/Onan C275 D5 is rated 200 kW prime (250 kVA), against 220 kW standby.

How loud is the Cummins/Onan C275 D5?

The Cummins/Onan C275 D5 is rated at 85.0 dBA, per the manufacturer specification sheet.

What is the dry weight of the Cummins/Onan C275 D5?

The Cummins/Onan C275 D5 has a dry weight of 2174 kg (4792 lb).

What size fuel tank does the Cummins/Onan C275 D5 have?

The Cummins/Onan C275 D5 has a 400 liter (106 US gallon) fuel tank.

What voltage does the Cummins/Onan C275 D5 produce?

The Cummins/Onan C275 D5 is offered in 480/277 V, 440/254 V, 380/220 V, 220/127 V, 416/240 V, 240/139 V.

Parts

1
Part #DescriptionQtySystem
4021518Alternator ManualAlternator 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.

Available documents

Spec sheet — C275D5 EN (Cummins/Onan)Parts manual — 906-0106 Cummins QSL9-G5 Engine Parts Manual (6-2015) (Cummins/Onan)Service manual — 908-0605 Cummins QSL9-G5 Engine Installation Manual (12-2009) (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.