New | C18 Generator Set

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

Generator Set Specifications
Minimum Rating455 ekW
Maximum Rating500 ekW
Emissions/Fuel StrategyU.S. EPA Tier 4 Final
Voltage480 Volts
Frequency60 Hz
Speed1800 rpm
Duty CycleStandby, Prime
Engine Specifications
Engine ModelC18 ATAAC, I-6, 4-Stroke Water-Cooled Diesel
Bore1455.7 in
Stroke7.2 in
Displacement1106.4 in³
Compression Ratio14.5:1
AspirationAir to Air Aftercooled
Fuel SystemElectronic unit injection
Governor TypeAdem™A4

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

SR5 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

EMCP 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

  • Fully prototype tested with certified torsional vibration analysis available

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

  • 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 Clean Emissions Module (CEM)

  • The Tier 4 Final engine has been optimized to work with the Cat CEM.
  • The CEM is a reliable, compact, and lightweight system that gives maximum installation flexibility.
  • It features a diesel oxidation catalyst for particulate matter (PM) and hydrocarbon (HC) control.
  • Selective catalytic reduction (SCR) reduces NOx output and provides integrated sound attenuation.
  • The CEM is controlled by a separate dosing module that has been integrated into the standard generator set controls for complete monitoring, protection and closed loop NOx control.
  • For more information on the CEM, refer to cut sheet LEHE0359.

UL 2200 / CSA - Optional

  • UL 2200 listed packages
  • CSA Certified
  • Certain restrictions may apply.
  • Consult with your Cat® Dealer.

Standard Equipment

Air Inlet
  • Air Cleaner
Exhaust System
  • Exhaust manifold; dry
Cooling
  • Package mounted radiator
Fuel System
  • Fuel cooler
  • Engine fuel transfer pump
  • Primary fuel filter w/integral water separator & secondary filter
  • Fuel priming pump
  • Flexible fuel lines
Exhaust
  • Exhaust flange outlet
Fuel
  • Primary fuel filter with integral water separator
  • Fuel priming pump
  • Secondary fuel filter
Generator
  • Matched to the performance and output characteristics of Cat engines
  • IP23 Protection
  • Load adjustment module provides engine relief upon load impact and improves load acceptance and recovery time
Power Termination
  • Bus Bar
Lube System
  • Oil filter and dipstick
  • Lubricating oil
  • Oil drain lines with valve; piped to edge of base
  • Fumes disposal; piped to front of radiator
  • Oil cooler
Control Panel
  • EMCP 4 Genset Controller
Mounting
  • Rubber vibration isolators
Protection System
  • Safety shutoffs for: Higher water temperature - Overspeed - Low oil pressure
Cooling System
  • Thermostats and housing, full open temperature 92 deg C (198 deg F)
  • Coolant Level Sensor
  • Coolant level sight gauge.
  • Fan and belt guards
  • Jacket water pump, gear driven, centrifugal
  • Coolant drain line with valve; terminated on edge of base
  • Caterpillar Extended Life Coolant
Starting/Charging
  • 24V, 45 amp charging alternator.
  • 24-volt electric starting motor
  • 24 volt starting motor
  • Batteries
General
  • Paint - Caterpillar Yellow except rails and radiators gloss black
  • Paint, Caterpillar yellow
  • Operation and maintenance manual pack and OMM Storage Compartment
  • Parts book
  • Vibration damper
Control System
  • Local annunciator
  • Programmable Input / Output: 2 programmable digital inputs - 2 programmable relay outputs (Form A) - 2 programmable relay outputs (Form C)
  • Suitable for use as service equipment label
  • Separation plate
  • Control panel mounting location
  • Breaker box mounting location
  • Optional external analog input
  • Remote annunciators
  • EMCP 4.2
  • Communications: Customer data link (RS485 Modbus RTu) - Serial annunciator module data link for local and remote annunciator IVR - Integrated Voltage Regulation (Digital) - EM10 Excitation Module
  • Controls include: Run / auto / stop control - Speed adjust - Voltage adjust - Engine cycle crank - Emergency stop pushbutton
  • Digital indication for: rpm - DC volts - operating hours - Oil pressure (psi, kPa or bar) - Coolant temperature (C or F) - Volts (L-L & L-N), frequency (Hz) - Amps (per phase & average) - Power factor (per phase & average) - kW (per phase & average) - kVA (per phase & average) - kVAr (per phase and average) - kW-hr (total) - kVAr-hr (total)
  • Programmable protective relaying functions: Generator phase sequence - Over / Under voltage (27/59) - Over / Under frequency (81 o/u) - Overcurrent (50/51)
  • Warning / Shutdowns with common LED indication of shutdowns for: Low oil pressure - high coolant temperature - Overspeed - Emergency stop - Failure to start (overcrank) - Low coolant temperature - Low coolant level
  • Control panel options: Dust proof control panel - volt free contact - Device server - Ground fault relay
Governing System
  • Cat Electronic Governor (ADEM A4)
Generator and Attachments
  • Segregated low voltage (AC/DC) wiring panel
  • Brushless, self-excited 2/3 pitch, random wound.
  • Insulation Class H and temperature rise
  • AREP generator
  • CIP - generators
  • IP23 Protection
  • Power center, IP22 bottom cable entry
Air Inlet System
  • Single element air filter
  • Air cleaner - Heavy duty
  • Air cleaner - Single element
Extended Service Coverage
  • Silver, Gold and Platinum coverage
Circuit breakers
  • 3 Pole 100% rated

Optional Equipment

Control System
  • Ground fault relay
  • Dust proof control panel
  • Breaker box mounting location
  • Volt free contact
  • Device server
  • Separation plate
  • Remote annunciators
  • EMCP 4.4
  • Local annunciator
  • Remote E-stop button
  • Optional external analog input
  • Control panel mounting
Exhaust
  • Industrial, Residential, Critical Mufflers
Generator
  • Anti-condensation heater
  • Excitation: [ ] Permanent Magnet Excited (PM) [ ] Internally Excited (IE)
  • Oversize and premium generators
Power Termination
  • Circuit breakers, UL listed
Generators and Attachments
  • AREP Generator
  • CIP generators
  • Space heater
  • Generator mounting and duct plate
Air Inlet System
  • Single element air filter
  • Dual element air cleaner
Certifications
  • Certificate of compliance
  • IBC certification wind load
Circuit breakers
  • Motorized single circuit breaker
  • Neutral bars
  • Power cables
  • Dual breakers first circuit breaker (CB2) LS/I package mounted
  • Current transformers
  • Package mounted single circuit breakers
  • Dual breakers first circuit breaker (CB1) LS/I package mounted
  • Auxiliary contacts
Cooling System
  • Aftertreatment guard
  • Standard radiator
Enclosures
  • Sound attenuated enclosures
Exhaust System
  • Flange kits
  • Exhaust flexible fittings
Fuel System
  • 660 gallon base tank
Generator Attachments
  • Permanent magnet generator
Mounting System
  • Standard base Wide
  • 5 gallon spill containment
  • Optional CB shroud
  • Overfill prevention valve
  • Locking fuel fill
Starting / Charging System
  • Battery disconnect switch
  • Jacket water heater
  • Shore power control group
  • 10 Amp dual battery charger
TESTS
  • PGS test report @ 0.8 power factor
  • 4 Hour factory test (un-witnessed)
  • PGS test report @ 1.0 power factor
  • Generator test report

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