C18 Diesel Generator Set

C18 Generator Set

Diesel Generator Sets
Diesel Generator Sets (75)

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
SR5 Alternator
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
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
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
Certifications
  • Fully prototype tested with certified torsional vibration analysis 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 Clean Emissions Module (CEM)
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.
UL 2200 / CSA - Optional
UL 2200 / CSA - Optional
  • UL 2200 listed packages
  • CSA Certified
  • Certain restrictions may apply.
  • Consult with your Cat® Dealer.
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
SR5 Alternator
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
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
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
Certifications
  • Fully prototype tested with certified torsional vibration analysis 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
Cat Clean Emissions Module (CEM)
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 / CSA - Optional
  • UL 2200 listed packages
  • CSA Certified
  • Certain restrictions may apply.
  • Consult with your Cat® Dealer.

Engine Specifications

Aspiration
Air to Air Aftercooled
Fuel System
Electronic unit injection
Engine Model
C18 ATAAC, I-6, 4-Stroke Water-Cooled Diesel
Bore
145 mm (5.71 in)
Displacement
18.13 L (1106.36 in3)
Stroke
183 mm (7.2 in)
Compression Ratio
14.5:1
Governor Type
Adem™A4
Aspiration
Air to Air Aftercooled
Fuel System
Electronic unit injection
Fuel System
Electronic unit injection
Displacement
1106.4in³
Bore
1455.7in
Stroke
7.2in

Generator Set Specifications

Minimum Rating
455 ekW
Maximum Rating
500 ekW
Voltage
480 Volts
Frequency
60 Hz
Speed
1800 rpm
Emissions/Fuel Strategy
U.S. EPA Tier 4 Final
Duty Cycle
Standby, Prime

Standard/Optional Features

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

See how C18 (60 Hz) Tier 4 compares against frequently compared products

C18 (60 Hz) Tier 4 Diesel Generator Sets

Engine Model
C18 ATAAC, I-6, 4-Stroke Water-Cooled Diesel
Bore
145 mm (5.71 in)
Stroke
183 mm (7.2 in)
Frequency
60 Hz
Selected Model

C1.1 (60 Hz) Diesel Generator Sets

Engine Model
C1.1, In-line 4, 4-cycle diesel
Bore
3.0 in
Stroke
3.2 in
Frequency
60 Hz
View Full Specs

C1.5 (60 Hz) Diesel Generator Sets

Engine Model
Cat® C1.5
Bore
3.3 in
Stroke
3.5 in
Frequency
60 Hz
View Full Specs

Compare with other Cat Models

Compare Now

Media Gallery

Check out our current offers

View Specials