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Caterpillar DM8455 Generator Set

The Caterpillar DM8455 is a 3100 kW Diesel standby generator set powered by a Caterpillar C175-16 engine. It is available at 4160 V, 3-phase and 60 Hz. It holds 303.5 L (80.2 gal) of coolant, with a maximum ambient rating of 100 °C. The set measures 6631.6×2089.4×2207.9 mm (261.1×82.3×86.9 in) and weighs about 20763.2 kg (45775 lb).

3100 kW
Standby
84.7 L
Displacement
1
Document types

How to read your Caterpillar serial & model number →

Specifications

FuelDiesel
Frequency60.0 Hz
Standby power3100 kW
EmissionsEPA Tier 2
ControllerEMCP 3.2 & 3.3 (Optional), EMCP3.1 Genset
AlternatorCaterpillar SR5 (4-pole, Class H insulation)
Voltage options4160 V
Phase3 phase
Max ambient100 °C
Dimensions (L×W×H)6631×2089×2207 mm
Dry weight20763 kg

Engine

Caterpillar C175-16
Coolant capacity303.5 L
Displacement84.7 L
AspirationTA
Rated speed1800 rpm

Maintenance & consumables

for the Caterpillar C175-16
ItemSpecCapacityPart #Interval
Air filter2310167 PartsGeek kuduparts $30.00
Fuel filter3890433 PartsGeek
Oil filter find
Belt find
Coolant
Oil

Common questions

What is the power rating of the Caterpillar DM8455?

The Caterpillar DM8455 is rated 3100 kW standby.

What engine does the Caterpillar DM8455 use?

The Caterpillar DM8455 is powered by the Caterpillar C175-16 engine.

What fuel does the Caterpillar DM8455 use?

The Caterpillar DM8455 runs on Diesel.

What alternator does the Caterpillar DM8455 use?

The Caterpillar DM8455 uses a Caterpillar SR5 alternator. It has 4 poles. Insulation class H.

Parts

12
Part #DescriptionQtySystem
150-ampereBrushless Alternator1Alternator PartsGeek
205645Fuel Water SeparatorFuel water separator PartsGeek
378-3022Radial Seal Air Filter Retrofit Kits For Select Large Mining Trucks2Air filter PartsGeek
C175-16Engine ModelEngine model PartsGeek yemparts $46.88
NH00011Oil pressure adapterOil filter PartsGeek
NH00117Oil pump port block installerOil filter PartsGeek
NH00120Compression test adapterOil filter PartsGeek
NH11097Oil pump port block removerOil filter PartsGeek
5P-7277Voltage TesterService part / kit PartsGeek
FNH22ESS95Hydraulic tank pressuring toolService part / kit PartsGeek
L175Cab Tilting ToolService part / kit PartsGeek yemparts $29.91
LEPW0006-02C175-16Service part / kit PartsGeek

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
Standby50%473.6125.1
Standby75%605.3159.9
Standby100%797.6210.7

Available documents

Spec sheet — LEHE0156-00 (Caterpillar)Spec sheet — LEHE0157-00 (Caterpillar)