Overview
Caterpillar is leading the power generation marketplace with Power Solutions engineered to deliver unmatched flexibility, expandability, reliability, and cost-effectiveness.
Specifications
Units:
| Maximum Rating | 500 ekW |
| Minimum Rating | 400 ekW |
| Emissions/Fuel Strategy | Low Fuel Consumption |
Benefits & Features
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
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
A-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
October 22, 2025
Specifications
Units:
| Maximum Rating | 500 ekW |
| Minimum Rating | 400 ekW |
| Emissions/Fuel Strategy | Low Fuel Consumption |
| Voltage | 208 to 600 Volts |
| Frequency | 60 Hz |
| Speed | 1800 rpm |
| Duty Cycle | Standby, Prime |
| Engine Model | C15 ATAAC, I-6, 4-Stroke Water-Cooled Diesel |
| Bore | — |
| Stroke | — |
| Displacement | — |
| Compression Ratio | 16.1:1 |
| Aspiration | Air to Air Aftercooled |
| Fuel System | MEUI |
| Governor Type | Adem™A4 |
| Length - Maximum | — |
| Width - Maximum | — |
| Height - Maximum | — |
Benefits & Features
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
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
A-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
GCCP 1.3 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
Certifications
UL2200 Listed; CSA 22.2; Certification of Compliance – IBC Seismic; Dual IBC & HCAI
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
Data not available.
Standard Equipment
- Air System
- Turbocharger
- Air cleaner - Non canister disposable paper filter
- Aftercooler core
- Air Inlet
- Air cleaner
- Control Panel
- GCCP 1.3
- GCCP Genset Controller
- Cooling
- Package mounted radiator
- Cooling System
- Coolant drain line with valve
- Fan drive, battery charging alternator drive
- Caterpillar extended life coolant
- Radiator and cooling fan with guard
- Exhaust
- Base, formed steel with single wall integral 8-hour fuel tank
- Standard open set fuel tank/base supplied
- Exhaust flange outlet
- Fuel
- Primary fuel filter with integral water separator
- Secondary fuel filters
- Fuel priming pump
- Fuel System
- Engine fuel transfer pump
- Flexible fuel lines
- Fuel cooler
- Fuel priming pump
- Primary fuel filter w/integral water separator and secondary filter
- Generator
- IP23 Protection
- Load adjustment module provides engine relief upon load impact and improves load acceptance and recovery time
- Matched to the performance and output characteristics of Cat engines
- Power Termination
- Busbar
- Mounting
- Rubber vibration isolators
- Generator and Attachments
- Segregated low voltage (AC/DC) wiring panel
- Optional LC Frame generator - IP23 Protection
- Power center, IP22
- Mandatory option circuit breaker, IEC, 3 pole, mounted in power centre
- Integrated voltage regulator (IVR)
- A Frame generator - IP21 Protection
- Governing System
- Cat electronic governor (ADEM A4).
- Lube System
- Oil drain valves
- Oil cooler
- Mounting System
- Captive linear vibration isolators between base and engine-generator includes lifting provisions and termination points for coolant and lube oil drain lines
- Starting/Charging
- 24 Volt battery with rack and cables
- 24 volt starting motor
- Batteries
- General
- Engine and alternator pre paint, Caterpillar yellow
- Paint - Caterpillar yellow except rails and radiators gloss black
Optional Equipment
- Air Inlet System
- Single element air cleaner
- Dual element air cleaner
- Exhaust
- Industrial, residential, critical mufflers
- Certifications
- Global certification for CIS
- EU Certificate of Conformance (CE)
- Generator
- Anti-condensation heater
- Excitation: [ ] Permanent magnet excitation (PMG) Excited (PM) [ ] Internally Excited (IE)
- Oversize and premium generators
- Circuit breakers
- 4 Pole (IEC-100% rated) Circuit breakers - Package mounted
- Power terminal strip
- 4 Pole (IEC-100% rated) Circuit breakers - Motorised
- Shunt trip for IEC circuit breaker
- Padlockable circuit breaker device
- Auxiliary contacts, circuit breaker
- 3 Pole (IEC-100% rated) Circuit breakers - Motorised
- 3 Pole (IEC-100% rated) Circuit breakers - Package mounted
- Power Termination
- Circuit breakers, IEC compliant
- Circuit breakers, UL listed
- Control Panels
- Remote annunciator module
- Local alarm horn
- Local annunciator
- Oil temperature displays
- GCCP 1.4
- Volt free contacts
- Protective devices: Earth fault relay ; Earth leakage Ground fault relay ; Overload shutdown via breaker ; Low fuel level alarm ; Low fuel level shutdown ; High fuel level alarm ; Fuel level sensor
- Starting/Charging
- Charging alternator
- Battery chargers
- Oversize batteries
- Heavy duty starting system
- Jacket water heater
- Cooling System
- Low coolant temperature alarm
- Stone guards
- Radiator duct flange
- Enclosures
- Sound attenuated enclosures
- High ambient sound attenuated enclosures
- Exhaust System
- Engine mounted muffler
- 6 and 8 inch elbow kit
- Manifold and turbocharger guards
- End in/end out mufflers - 10, 25 and 35 dBA attenuation
- 6 and 8 inch flange GP
- Flexible exhaust fittings
- Fuel System
- Fuel transfer system controls
- Manual fuel transfer pump
- Dual wall fuel tank base
- General
- Seismic Certification per applicable building codes: IBC 2000, IBC 2003, IBC 2006, IBC 2009, CBC 2007
- Sound attenuated, weather protective or high ambient weather protective enclosure
- EU Certificate of Conformance (CE)
- Single or dual wall integral fuel tanks
- CSA Certification
- EEC Declaration of Conformity
- Narrow, wide or skid base
- Integral & sub-base UL listed dual wall fuel tanks
- Automatic transfer switches (ATS)
- UL 2200 package
- The following options are based on regional and product configuration:
- Single or dual wall sub-base fuel tanks
- Generator and Attachments
- Oversize LC frame generator
- Oversize A Frame generator
- CIP A Frame generator
- LC frame generator
- LC frame CIP generator
- Ingress protection
- Permanent magnet excitation (PMG) generator
- Space heaters
- Lube System
- Manual sump pump
- Mounting System
- Narrow skid base - replaces standard fuel tank base
- Special Test / Reports
- PGS Test report @ 1.0 power factor
- PGS Test report @ 0.8 power factor
- Starting / Charging System
- 5 Amp single Battery charger
- Battery disconnect switch
- Jacket water heater