HomeCummins/OnanCummins/Onan C200D6R

Cummins/Onan C200D6R Generator Set

The Cummins/Onan C200D6R is a 200 kW (250 kVA) diesel standby generator set powered by a Cummins/Onan QSB7-G5 engine. It is available at 208 V, 240 V, 480 V and 600 V, 3-phase and 60 Hz. It holds about 18.9 L (5.0 gal) of oil and 26.95 L (7.1 gal) of coolant, with a maximum ambient rating of 50 °C. Starting uses 2 batteries rated 750 CCA at 12 V. The set measures 3700×1450×1700 mm (145.7×57.1×66.9 in), weighs about 2721 kg (5999 lb) and produces 70.5 dBA at 7 m. An integrated tank holds 965 L (254.9 gal), roughly 20 hours of runtime.

200 kW
Standby
6.69 L
Displacement
18.9 L
Oil capacity
1
Document types

How to read your Cummins/Onan serial & model number →

Typical fuel consumption for 200–205 kW Diesel generators →

Compare with other 200–205 kW Diesel generators →

Service parts for the C200D6R

Grouped by system, with how many of each the parts manual calls for.

Air intake

1 required

Prices captured from merchant listings; some links are affiliate links. Confirm against your serial number before ordering.

Specifications

Fueldiesel
Frequency60.0 Hz
Standby power200 kW
Standby kVA250
Prime power180 kW
EmissionsTier III
ControllerPowerCommand
Oil capacity18.9 L
AlternatorStamford/AvK UCDI274J (4-pole, Class H insulation)
Voltage options208 V, 240 V, 480 V, 600 V
Phase3
Power factor0.8
Circuit breaker800 A
Battery cranking750 CCA
Battery voltage12 V
Battery quantity2
Max ambient50 °C
Dimensions (L×W×H)3700×1450×1700 mm
Dry weight2721 kg
Sound level70.5 dBA @ 7 m
Fuel tank965.0 L
Tank runtime20 hr

Engine

Cummins/Onan QSB7-G5
Oil capacity18.9 L
Coolant capacity26.95 L
Displacement6.69 L
Aspirationturbocharged
Rated speed1800 rpm

Maintenance & consumables

for the Cummins/Onan QSB7-G5
ItemSpecCapacityPart #Interval
Air filterFilter, Air − Normal DutyA047M180 Amazon eBay $248.27
Fuel filterStrata pore fuel filter500 hr
Oil filterStrata pore lube oil filter1000 hr
BatteryBattery Isolator- Genset Power system battery cut off switch, Ensuring greater protection and easy serviceability during maintenance
Belt1000 hr
Coolant26.95
Oil18.9
Spark plug500 hr

Common questions

What size generator is the Cummins/Onan C200D6R?

The Cummins/Onan C200D6R is rated 200 kW standby (250.0 kVA).

What engine is in the Cummins/Onan C200D6R?

The Cummins/Onan C200D6R is powered by the Cummins/Onan QSB7-G5 engine.

What kind of fuel does the Cummins/Onan C200D6R run on?

The Cummins/Onan C200D6R runs on diesel.

How much oil does the Cummins/Onan C200D6R take?

The Cummins/Onan QSB7-G5 engine in the Cummins/Onan C200D6R has an oil capacity of 18.9 liters.

What alternator comes on the Cummins/Onan C200D6R?

The Cummins/Onan C200D6R uses a Stamford/AvK UCDI274J alternator. It has 4 poles. Insulation class H.

Which air filter part number does the Cummins/Onan C200D6R take?

The Cummins/Onan C200D6R uses air filter part number A047M180.

Parts

5
Part #DescriptionQtySystem
4915973Alternator ManualAlternator Amazon eBay
A047M180Filter, Air − Normal Duty1Air filter Amazon eBay $248.27
A054E584Filter, Air − Heavy Duty1Air filter Amazon eBay
A055Z870Filter, Air − Replacement − Heavy Duty1Air filter Amazon eBay $251.32
518-0601Sealant, Thread (6 ml Tube)1Service 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
Prime25%17.04.5
Prime50%29.57.8
Prime75%41.310.9
Prime100%49.213.0
Standby25%18.95.0
Standby50%36.09.5
Standby75%48.812.9
Standby100%56.014.8

Available documents

Spec sheet — s-1616 (Cummins/Onan)
Full service, cheapest listings

Priced items from this model's own parts manual.

Air filter A047M180$248.27
1 priced item$248.27