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Doosan G40-SIIIA Generator Set

The Doosan G40-SIIIA is a 32 kW (88.8 kVA) Diesel standby generator set powered by a Doosan G40-SIIIA engine. It is available at 230 V and 400 V, 3-phase, 50 Hz and rated 90 A. It holds about 5.5 L (1.5 gal) of oil and 5.5 L (1.5 gal) of coolant, with a maximum ambient rating of 40 °C. Starting uses 1 group-35 battery rated 550 CCA at 12 V. The set measures 1350×850×850 mm (53.1×33.5×33.5 in), weighs about 300 kg (661 lb) and produces 77 dBA at 7 m. An integrated tank holds 15 L (4.0 gal), roughly 5 hours of runtime.

32 kW
Standby
3.0 L
Displacement
5.5 L
Oil capacity
1
Document types

How to read your Doosan serial & model number →

Typical fuel consumption for 30–35 kW Diesel generators →

Compare with other 30–35 kW Diesel generators →

Specifications

FuelDiesel
Frequency50.0 Hz
Standby power32 kW
Standby kVA88
Prime power32 kW
EmissionsStage IIIA
ControllerNot specified
Oil capacity5.5 L
AlternatorG40-SIIIA
Voltage options230 V, 400 V
Phase3
Rated current90 A
Power factor0.8
Circuit breaker150 A
Battery group35
Battery cranking550 CCA
Battery voltage12 V
Battery quantity1
Coolant capacity5.5 L
Max ambient40 °C
Dimensions (L×W×H)1350×850×850 mm
Dry weight300 kg
Sound level77.0 dBA @ 7 m
Fuel tank15.0 L
Tank runtime5 hr

Engine

Doosan G40-SIIIA
Oil capacity5.5 L
Coolant capacity5.5 L
Displacement3.0 L
AspirationTurbocharged
Rated speed2500 rpm

Filters & service parts

model family
ItemSpecCapacityPart #Interval
Air filterAir filter—
Fuel filterFuel filter—
BatteryBattery—
BeltFan belt—
CoolantCoolant4.0 litre—1 hr
OilEngine oil10.0 litres—100 hr

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

Common questions

How many kW is the Doosan G40-SIIIA?

The Doosan G40-SIIIA is rated 32 kW standby (88.8 kVA).

What engine does the Doosan G40-SIIIA use?

The Doosan G40-SIIIA is powered by the Doosan G40-SIIIA engine.

What fuel does the Doosan G40-SIIIA use?

The Doosan G40-SIIIA runs on Diesel.

How much oil does the Doosan G40-SIIIA take?

The Doosan G40-SIIIA engine in the Doosan G40-SIIIA has an oil capacity of 5.5 liters.

How much coolant does the Doosan G40-SIIIA hold?

The Doosan G40-SIIIA cooling system holds 5.5 liters (1.5 US gallons) for the radiator system including the engine, per the manufacturer specification sheet.

How loud is the Doosan G40-SIIIA?

The Doosan G40-SIIIA is rated at 77.0 dBA at 7 m, per the manufacturer specification sheet.

How much does the Doosan G40-SIIIA weigh?

The Doosan G40-SIIIA has a dry weight of 300 kg (661 lb).

What size fuel tank does the Doosan G40-SIIIA have?

The Doosan G40-SIIIA has a 15 liter (4 US gallon) fuel tank, giving about 5 hours of runtime.

What voltage does the Doosan G40-SIIIA produce?

The Doosan G40-SIIIA is offered in 230 V, 400 V, 3-phase.

What size battery does the Doosan G40-SIIIA need?

The Doosan G40-SIIIA uses 1 battery, 12 V each, 550 CCA, group 35, per the manufacturer specification sheet.

What alternator does the Doosan G40-SIIIA use?

The Doosan G40-SIIIA uses a G40-SIIIA alternator.

Troubleshooting

6

Symptoms & remedies

SymptomRemedy
Engine runs but generator will not take loadCheck Warm up timer has timed out. Ensure generator load inhibit signal is not present on the module inputs. Check connections to the switching device.
Incorrect reading on Engine gaugesFail to stop alarm when engine is at rest Check engine is operating correctly. Check that sensor is compatible with the module and that the module configuration is suited to the sensor.
CAN ECU WARNING CAN ECU SHUTDOWNThis indicates a fault condition detected by the engine ECU and transmitted to the DSE controller.
CAN DATA FAILIndicates failure of the CAN data link to the engine ECU. Check all wiring and termination resistors (if required).
Inaccurate generator measurements on controller displayCheck that the CT primary, CT secondary and VT ratio settings are correct for the application. Check that the CTs are wired correctly with regards to the direction of current flow (pt, p2 and s1, s2) and additionally ensure that CTs are connected to the correct phase (errors will occur if CT1 is connected to phase 2). Remember to consider the power factor (kW = kVA x powerfactor). The controller is true RMS measuring so gives more accurate display when compared with an 'averaging' meter such as an analogue panel meter or some lower specified digital multimeters. Accuracy of the controller is better than 1% of full scale. Generator voltage full scale is 415V ph-N, accuracy is ±4,15V (1% of 415V).
Module appears to 'revert' to an earlier configurationWhen editing a configuration using the PC software it is vital that the configuration is first 'read' from the controller before editing it. This edited configuration must then be 'written' back to the controller for the changes to take effect. When editing a configuration using the fascia editor, be sure to press the Auto Mode button to save the change before moving to another item or exiting the fascia editor.

Fault codes and symptom→remedy steps extracted from this model’s service/owner documentation; verify against the official manual before servicing. Full Doosan G40-SIIIA troubleshooting guide (15 entries) →

Available documents

Owner's manual — 46674960-C-EN-02-18-OM-G20-30-40-SIIIA (Doosan)

This page was generated from the 1 manufacturer document above by automated extraction; every figure shown is copied from one of them. How the data is compiled.