C7.1 ACERT

Exterior View
Exterior View
Exterior View

Bore	4 in
Displacement	428 in³
Stroke	5 in
Aspiration	Turbocharged, Air to Air Aftercooled
Fuel System	Direct Injection
Minimum Rating	135 kVA

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Engine Specifications

Bore	4 in
Displacement	428 in³
Stroke	5 in
Aspiration	Turbocharged, Air to Air Aftercooled
Fuel System	Direct Injection
Engine Model	Cat® C7.1
Compression Ratio	16.0:1, 18.2:1
Governor Type	Mechanical
Aspiration	Turbocharged, Air to Air Aftercooled
Fuel System	Direct Injection
Bore	4 in
Displacement	428 in³
Stroke	5 in
Fuel System	5 in

Generator Set Specifications

Minimum Rating	135 kVA
Maximum Rating	220 kVA
Voltage	110 to 480 Volts
Frequency	50 Hz
Speed	1500 rpm
Emissions/Fuel Strategy	Non Regulated, EU Stage IIIA
Duty Cycle	Standby, Prime
Standby Rating	220 kVA
Prime Power Rating	135 kVA

Generator Set Dimensions

Height - Maximum	64 in
Length - Maximum	98 in
Width - Maximum	52 in

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

M-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
Image may not be a representative of actual product

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

Air Inlet System
- Air cleaner; light duty with disposable element
Control Panels
- EMCP 4.1
Cooling System
- Radiator and cooling fan with guards
- Fan drive, battery charging alternator drive
- Coolant drain line with valves
- Caterpillar extended life coolant
Fuel System
- Base, formed steel with single wall integral 8-hour fuel tank
- Standard open set fuel tank/base supplied
Exhaust System
- Stub pipe, gaskets, raincap and SAE exhaust flange for customer use - shipped loose
Generator And Generator Attachments
- Segregated low voltage (AC/DC) wiring panel
- Voltage regulator (single phase sensing)
- Tower panel, IP22, bottom cable entry
- 12 Leads
Governing System
- Mechanical and electrical governing system - model dependent
Lube System
- Oil drain line with valve
- Lubricating oil
Generators And Generator Attachments
- IP23 Protection
- Circuit breaker, IEC, 3 pole, mounted in tower panel
Mounting System
- Includes lifting provision and drag points
- Captive linear vibration isolators between base and engine-generator
- Captive linear vibration isolators between base and engine-generator
- Termination points for coolant and lube oil drain lines
Starting / Charging System
- 24V battery with rack and cables
General
- Engine and alternator pre-paint, Caterpillar yellow

Alternator System
- 3 Phase sensing
- Optional LC Frame alternator
- Optional LC Frame alternator with coastal insulation protection
- R Frame auxiliary winding: R2273L4 SE aux alt 07, aux alt 08 and aux alt 10
- Permanent magnet excitation (PMG)
- Quatrature droop king
- Alternator removal
- Anti-condensation heater
Circuit Breakers
- 4 Pole 250A, 400A and 630A Circuit breakers
- Padlockable breaker device
Control System
- 1000001235
- Static battery charger
- Control panel heater
- Volt free contacts for common alarm
- Volt free contacts for generator set running
Control Panel Options
- Overload shutdown via breaker
Cooling System
- Low coolant level shutdown
- Coolant heater
- Low coolant temperature
Enclosures
- Rental options (CAE only) - Single point lift
- Rental options (CAE only) - Rental pack
- Rental options (CAE only) - CEE form sockets for enclosure
- Sound attenuated level 2 enclosure
- Sound attenuated level 1 enclosure
- Rental options (CAE only) - Socket blanking plate
European Certifications
- Upgrade to STD set for CE
Fuel Systems
- Skidbase for CALG enclosure sets
- Open set narrow tankbase
- Low fuel level alarm
- DEFRA bunded fuel tank
- Low fuel level shutdown
- High fuel level alarm
- Compact skidbase for open sets
Global Certifications
- Certification for CIS
Mounting Options
- Electronic governor
- Industrial silencer removal
- Residential silencer
- Battery removal
- Silencer installation kit
Test Reports
- PGS Test report @ 1.0 power factor
- PGS Test report @ 0.8 power factor
General
- Stone guards/radiator trans flange
Power Termination
- Circuit breaker, IEC, 4 pole
Accessories / Miscellaneous
- Packing case - compact set
- Packing case - canopied set