Caterpillar C18 Specs (Power | Consumption)

The Caterpillar C18 generator is listed with standby output of 484 kW, diesel fuel, 50 Hz operation, 415 V output, Three phase, and rated current of 834.7 A.

Caterpillar Generator Specifications

Generator • diesel • 50 Hz • Three phase

Standby power: 484 kWVoltage options: 415 VRated current: 834.7 ADry weight: 13,206 lb (5,990 kg)

Key specifications

484 kW Standby power

diesel Fuel

415 V Voltage options

Three phase Phase

834.7 A Rated current

13,206 lb (5,990 kg) Dry weight

50 Hz Frequency

Useful generator charts

Charts are shown only when this model has enough usable source data.

Fuel consumption by load

How fuel use changes as generator load increases.

25% load

16.7 gal/hr

50% load

28.7 gal/hr

75% load

43.4 gal/hr

100% load

54.2 gal/hr

Power-to-weight

Standby output per 1,000 lb of dry weight compared with a fixed industry reference for this output class.

This model

36.7 kW

Typical reference

47 kW

Low for this output class

Power output

Low 480 kW High 484 kW

Standby

484 kW

Prime

480 kW

Model spec snapshot

Representative numeric specifications from this generator.

484 kWStandby

834.7 ACurrent

13,205.69 lbWeight

How the Caterpillar C18 compares

Low, Typical and High are fixed generator-industry reference bands set by standby-output class. They do not change based on the models contained in this CSV.

Standby power

484 kW

Low range

Typical: 700 kW

Dry weight

13,206 lb

Typical range

Typical: 14,991 lb

Oil capacity

5.49 gal

Low range

Typical: 23.78 gal

Standby power484 kW · Low

Low 400 kWTypical 700 kWHigh 1,000 kW

Falls toward the low end of the fixed industry reference range for generators in this standby-output class.

Dry weight13,206 lb · Typical

Low 7,011 lbTypical 14,991 lbHigh 27,999 lb

Falls within the typical industry reference range for generators in this standby-output class.

Oil capacity5.49 gal · Low

Low 10.57 galTypical 23.78 galHigh 59.44 gal

Falls toward the low end of the fixed industry reference range for generators in this standby-output class.

This model Typical industry reference

Generator information

Manufacturer	Caterpillar
Model	C18
Generator type	Generator
Fuel	diesel
Frequency	50 Hz

Electrical output

Standby power	484 kW
Prime power	480 kW
Standby kVA	605.0
Voltage options	415 V
Phase	Three phase
Rated current	834.7 A
Power factor	0.8
Circuit breaker	1600 A

Engine, cooling and controls

Engine model	Caterpillar C18 ACERT
Engine displacement	1, 105 cu in (18.1 L)
Aspiration / cooling	Air-to-Air Aftercooled
Rated engine speed	1800 rpm
Engine oil capacity	16.4 gal (62 L)
Engine coolant capacity	12.9 gal (48.8 L)
Oil capacity	5.49 gal (20.8 L)
Coolant capacity	12.9 gal (48.8 L)
Maximum ambient	118 °F (48 °C)
Controller	12 Wire Reconnectable, 2 x 1200A LSI Circuit Breakers, EMCP 3 Controls, EMCP 3.1, EMCP 4.2B, Engine Safety Shutdowns, LC7234L Generator 12 Lead &105 Degree C, Premium EMCP 4.2B Generator, Stop, TCP 1000
Alternator	LSAP47E (4-pole, Class H insulation)
Emissions	India CPCB/ MoEF Standards

Physical specifications

Dry weight	13, 206 lb (5, 990 kg)
Dimensions (L × W × H)	214.6 × 78.7 × 86.6 in (5450 × 2000 × 2200 mm)

Fuel consumption

Standby	16.7 gal/h (63.5 L/h) @ 25%; 28.7 gal/h (108.9 L/h) @ 50%; 43.4 gal/h (164.3 L/h) @ 75%; 54.2 gal/h (205.5 L/h) @ 100%
Prime	31.7 gal/h (120.0 L/h) @ 25%; 10.1 gal/h (38.3 L/h) @ 50%; 17.8 gal/h (67.7 L/h) @ 75%; 25.7 gal/h (97.3 L/h) @ 100%; 32.5 gal/h (123.0 L/h)

Maintenance and service parts

Engine oil	Interval: 500 hr; Specification: Sump refill with filter; Capacity: 74.0 L
Oil filter	Part number: 3890434
Fuel filter	Part number: 33674; Interval: 1250 hr
Air filter	Interval: 1250 hr
Coolant	Interval: 1250 hr; Capacity: 20.8

Disclaimer: Specifications should be verified against the official owner’s or service manual and confirmed on the Caterpillar USA website.