HomeCaterpillarCaterpillar DM2273

Caterpillar DM2273 Generator Set

The Caterpillar DM2273 is a 320 kW (400 kVA) standby generator set powered by a Caterpillar 3406C TA engine. It is available at 400 V, Single Phase-phase and 50 Hz. It holds about 38 L (10.0 gal) of oil and 57.8 L (15.3 gal) of coolant, with a maximum ambient rating of 100 °C. The set measures 4182×1110×2100.1 mm (164.6×43.7×82.7 in) and weighs about 3044 kg (6711 lb).

320 kW
Standby
14.64 L
Displacement
38.0 L
Oil capacity
1
Document types

How to read your Caterpillar serial & model number →

Specifications

Frequency50.0 Hz
Standby power320 kW
Standby kVA400
ControllerEMCPII+
Oil capacity38.0 L
AlternatorCaterpillar LC6114B
Voltage options400 V
PhaseSingle Phase
Coolant capacity57.8 L
Max ambient100 °C
Dimensions (L×W×H)4182×1110×2100 mm
Dry weight3044 kg

Engine

Caterpillar 3406C TA
Oil capacity38.0 L
Coolant capacity57.8 L
Displacement14.64 L
AspirationTA
Rated speed1500 rpm

Maintenance & consumables

for the Caterpillar 3406C TA
ItemSpecCapacityPart #Interval
Air filter find
Fuel filter find
Oil filter find
Belt find
Coolant20.8 L
Oil38.0 L

Compatible filters for the Caterpillar 3406C TA — cross-referenced via Donaldson. Options to verify against your serial number, not confirmed for this exact unit.

  • Air filter: Caterpillar 6T0988 Caterpillar 1212760 Caterpillar 612506 Caterpillar 6I0274 Donaldson P527595
  • Fuel filter: Caterpillar 3089679 Caterpillar 3I1333 Donaldson P551311 Donaldson P551712
  • Oil filter: Caterpillar 3890434 Caterpillar 1W3300 Caterpillar 2P4005 Donaldson P551808 Donaldson P554004

Common questions

What is the power rating of the Caterpillar DM2273?

The Caterpillar DM2273 is rated 320 kW standby (400.0 kVA).

What engine does the Caterpillar DM2273 use?

The Caterpillar DM2273 is powered by the Caterpillar 3406C TA engine.

What is the oil capacity of the Caterpillar DM2273?

The Caterpillar 3406C TA engine in the Caterpillar DM2273 has an oil capacity of 38.0 liters.

What alternator does the Caterpillar DM2273 use?

The Caterpillar DM2273 uses a Caterpillar LC6114B alternator.

Fuel consumption

RatingLoadL/hgal/h
Standby86.122.7

Available documents

Spec sheet — 3406C400kVAStandbyLowBsfc Griffin (Caterpillar)