C18 (60 Hz) Tier 4

Bore: 1455.7 in / 145 mm
Stroke: 7.2 in / 183 mm
Displacement: 1106.4 in³ / 18.1 l

The C18 diesel generator sets have been developed for your mission critical, standby and prime applications. Producing reliable power from 455 to 500 ekW at 60 Hz, meeting ISO 8528-5 transient response requirements and built to accept 100 % rated load in one step. The engines are certified to the US EPA Tier 4 Final emissions levels.

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Electric Power Rating Guide C18, 60 Hz, 500 ekW Standby, US EPA Tier 4 Final Nonroad Emission Standard Spec Sheet C18, 60 Hz, 455 ekW Prime, US EPA Tier 4 Final Nonroad Emission Standard Spec Sheet C18, 60 Hz, 500 ekW Standby, 455 ekW Prime, US EPA Tier 4 Final Non-Road Emission Spec Sheet GCCP 1.2 Control Panel Data Sheet GCCP 1.5 Control Panel Data Sheet

Specifications
Equipment
Related Products

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

Engine Specifications
Engine Model	C18 ATAAC, I-6, 4-Stroke Water-Cooled Diesel
Bore	1455.7 in / 145 mm
Stroke	7.2 in / 183 mm
Displacement	1106.4 in³ / 18.1 l
Compression Ratio	14.5:1
Aspiration	Air to Air Aftercooled
Fuel System	Electronic unit injection
Governor Type	Adem™A4

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 and 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 filters
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
- Busbar
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
- GCCP 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
- GCCP 1.2
- 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/shutdown 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
- GCCP 1.5
- 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 excitation (PMG) 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 excitation (PMG) 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

Enclosures

Model	Weight	Length
C18 Sound Attenuated Enclosure 50 and 60 Hz	5952 kg	5320 mm
C18 Tier 4 Final Sound Attenuated Enclosure	2041 lb	228.7 in - 249.4 in Package Lengths

C18 (60 Hz) Tier 4

Standard Equipment

Optional Equipment

Enclosures

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