C9 Generator Set

230 - 330 kVA Diesel Generator Set

Producing reliable power from 230 to 330 kVA at 50 Hz, our C9 diesel generator sets designed to ISO 8528-5 transient response requirements. All C9 generator sets are engineered to EPA Stationary Emergency (Tier 3) emissions standards.

Caterpillar is leading the power generation marketplace with Power Solutions engineered to deliver unmatched flexibility, expandability, reliability, and cost-effectiveness.

Equipment Highlights

Cat Generator Set Package

Cat generator set packages have been fully prototype tested
Accepts 100% block load in one step and meets NFPA 110 loading requirements
Conform to ISO 8528-5 steady state and transient response requirements

R-Frame Alternator

Superior motor starting capability minimizes need for oversizing alternator
Designed to match performance and output characteristics of Cat diesel engines
Robust Class H insulation

Cat Diesel Engine

Reliable, rugged, durable design
Field-proven in thousands of applications worldwide
Four-stroke-cycle diesel engine combines consistent performance and excellent fuel economy with minimum weight

GCCP1.3 Control Panel

User-friendly interface and navigation
Scalable system to meet a wide range of installation requirement
Expansion modules and site-specific programming for specific customer requirements

Cooling System

Designed to operate in standard ambient temperatures up to 55°C (131°F)
Contact your Cat Dealer for specific ambient and altitude capabilities

Generator Features

Matched to the performance and output characteristics of Cat engines
Industry leading mechanical and electrical design
Industry leading motor starting capabilities
High Efficiency

Certifications

The generator set meets transient response and block loading steps as per ISO 8528-5.

One Safe Source

Components used in the generator set are selected based on seamless design integration to provide the optimum performance
The generator set is fully assembled at a Caterpillar facility following our quality guidelines
Each generator set package is tested before leaving the Caterpillar facility
Cat product support, including dealer service, parts and warranty covers the entire Cat power system

Worldwide Product Support

Cat dealers have over 1,800 dealer branch stores operating in 200 countries
Your local Cat dealer provides extensive post-sale support, including maintenance and repair agreements

Specs + Downloads

Specs

Engine Model: C9 ATAAC, I-6, 4-Stroke Water-Cooled Diesel
Bore: 4.41 in
Stroke: 5.87 in
Displacement: 537.01 in³
Compression Ratio: 16.1:1
Aspiration: Air to Air Aftercooled
Fuel System: Hydraulic electronic unit injection
Governor Type: Adem™A4
Length - Maximum: 157 in
Width - Maximum: 47.5 in
Height - Maximum: 73.5 in
Standby Rating: 250/275/300/330 kVA
Prime Power Rating: 230/250/275/300 kVA
Emissions/Fuel Strategy: Non-Certified Emissions / EU Stage IIIA
Voltage: 200 to 400 Volts
Frequency: 50 Hz
Speed: 1500 rpm
Duty Cycle: Standby, Prime