D550 GC (60 Hz) Generator Set

Overview

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

Cat Generator Set Package
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
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
SR500 Alternator
SR500 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 1.2 Control Panel
GCCP 1.2 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
Cooling System
  • Designed to operate in standard ambient temperatures up to104°F (40°C)
  • Contact your Cat Dealer for specific ambient and altitude capabilities
Certifications
Certifications
  • UL 2200 Listed
  • ULC Certification Available
One Safe Source
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
World Wide Product Support
World Wide 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
Cat Generator Set Package
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
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
SR500 Alternator
SR500 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 1.2 Control Panel
GCCP 1.2 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
Cooling System
  • Designed to operate in standard ambient temperatures up to104°F (40°C)
  • Contact your Cat Dealer for specific ambient and altitude capabilities
Certifications
Certifications
  • UL 2200 Listed
  • ULC Certification Available
One Safe Source
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
World Wide Product Support
World Wide 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

Generator Set Dimensions

Height - Maximum
100.9in
Width - Maximum
73.4in
Length - Maximum
196.1in

Engine Specifications

Governor Type
Electronic ADEM™ A4
Fuel System
Electronic unit injection
Aspiration
Air to Air Aftercooled
Compression Ratio
14.5:1
Displacement
1106.3in³
Stroke
7.2in
Bore
5.71in
Engine Model
Cat® C18 ATAACTM In-line 6, 4-cycle diesel

Generator Set Specifications

Duty Cycle
Standby
Speed
1800 rpm
Frequency
60 Hz
Voltage
480 to 600 Volts
Emissions/Fuel Strategy
U.S. EPA Certified
Maximum Rating
600 ekW
Minimum Rating
550 ekW

Standard/Optional Features

Standard Equipment:

  • Air Inlet System
    • Air cleaner - Non-Canister, Disposable
    • Turbocharger
    • Aftercooler core
  • Control Panel
    • GCCP 1.2
  • Cooling System
    • Blower fan and fan drive with guards
    • Radiator, Package mounted.
    • Coolant drain valve.
    • Thermostats and housing.
    • Jacket water pump, gear driven, centrifugal
    • Radiator sight gauge
  • Exhaust System
    • Exhaust manifold; dry
  • Fuel System
    • Integral Tank Base, 24 Hrs, UL142
    • Engine fuel transfer pump
    • Fuel cooler
    • Fuel priming pump
    • Primary fuel filter w/integral water separator and secondary filter, spin on
  • Generator Set
    • All protective devices and control functions simulated and checked
    • Complete system designed & built at ISO 9001:2000 certified facilities
    • Factory tested to design specifications at full load conditions
  • Generators And Generator Attachments
    • 6 leads
    • Easy access to AVR and terminals
    • Voltage regulator (single phase sensing)
    • IP23 protection
    • Terminal Box, IP22 RHS Facing, Bottom Cable Entry
    • Standard winding protection for non-harsh environments with relative humidity ? 95%
    • Brushless, self-excited 2/3 pitch (600V uses Internal Excitation)
    • Insulation, Class H
  • Governing System
    • Cat Electronic Governor (ADEM A4)
  • Lube System
    • Shallow oil pan.
    • Fumes disposal to front of radiator.
    • Lubricating Oil, CK-4 (10W-30)
    • Oil filler and dipstick.
    • Oil cooler
    • Oil filter, spin on.
    • Oil drain with valve.
  • Mounting System
    • Includes lifting provisions and termination points for coolant and lube oil drain lines
    • Captive linear vibration isolators between base and engine-generator
  • Protection
    • Safety Shutoff - High water temperature
    • Safety Shutoff - Low Oil Pressure
    • Safety Shutoff - Overspeed
  • Starting/charging System
    • 24-volt electric starting motor.
    • 24V,45 amp charging alternator.
  • General
    • Lifting Eyes
    • Parts Book
    • Vibration damper.

Optional Equipment:

  • Air Inlet System
    • Air Cleaner (Non-Canister Disposable)
  • Bases, Mounting & Fuel Tanks
    • Integral Tank Base, 24 Hrs, UL142
    • Audio & Visual Fuel Alarm (@90% Fuel Level)
    • Overfill Prevention Valve
    • Wide Base - Skid
    • 5 gallon Spill Containment
    • Fuel Tank Fill Pipe & Lockable Cap
  • Circuit Breaker
    • 400A LSI
    • Auxiliary Contacts
    • 600A LSI
    • 1200A LSI
    • 800A LS/I
    • 1200A LS/I
    • 600A LS/I
    • 400A LS/I
    • 800A LSI
  • Exhaust System
    • 8" Muffler - 25 dBA Attenuation
    • Manifold & Turbocharger Guards
    • Flexible Exhaust Connection
  • Generator
    • Permanent Magnet Generator
    • Space Heater
  • Starting System
    • Battery Charger (UL Certified)
    • Oversize Battery Set, 1400 CCA, 200 amp/hr.
    • Standard Battery Set: 1000 CCA, 90 amp/hr.
    • Jacket Water Heater
  • Control System
    • Product Link Remote Monitoring hardware
    • Ground Fault Relay
    • 20A GFCI (Ground Fault Circuit Interrupter)
    • Audible Alarm Gp
    • Twist Release, Red Button Emergency Stop
    • 16 -light NFPA 99/110 Annunciator
    • Volt Free Contacts
    • 100A Load Center
    • Remote E-Stop button
    • Discrete I/O module
    • Earth (Ground) fault relay
    • Volt free contact
    • Local annunciator
    • Annunciators box
  • Circuit Breakers
    • Single LSI motorised Circuit Breaker
    • Neutral bar (208V)
    • Single LSI motorised circuit breaker
    • Auxiliary contacts
  • Enclosures
    • Sound Attenuated Level 2 Enclosure (White)
    • E-Stop
    • AC & DC Source Lights
    • Sound attenuated enclosure
  • Cooling System
    • Coolant heater
    • Stone guards
    • Jacket water heater with pump
  • Base / Fuel Tank
    • Audio & visual fuel alarm
  • Fuel System
    • Integral 8 hr tank base
  • Starting And Charging
    • Battery disconnect switch
    • Standard battery set
    • 5 Amp battery charger
    • Oversize battery set
  • Certifications
    • CSA 22.2
    • UL2200 Listed
    • Seismic
  • General
    • Generator Test Report
    • CSA Certification
    • UL2200 Certification
    • Extended Service Coverage
    • Tool set
  • Lube System
    • Manual sump pump

See how D550 GC compares against frequently compared products

D550 GC Diesel Generator Sets

Engine Model
Cat® C18 ATAACTM In-line 6, 4-cycle diesel
Voltage
480 to 600 Volts
Maximum Rating
600 ekW
Selected Model

C1.1 (60 Hz) Diesel Generator Sets

Engine Model
C1.1, In-line 4, 4-cycle diesel
Voltage
110 to 480 Volts
Maximum Rating
8.8 ekW
View Full Specs

C1.5 (60 Hz) Diesel Generator Sets

Engine Model
Cat® C1.5
Voltage
110 to 415 Volts
Maximum Rating
13.2 ekW
View Full Specs

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