C7.1 ACERT

Diesel Generator Sets
Diesel Generator Sets (172)

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 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
R-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
Worldwide 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 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
R-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
Worldwide 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

Engine Specifications

Bore
4.13in
Displacement
427.8in³
Stroke
5.31in
Aspiration
Turbocharged, Air to Air Aftercooled
Fuel System
Common Rail
Engine Model
C7.1 I-6, 4-Cycle Diesel
Compression Ratio
16.5:1
Governor Type
ADEM™A4
Aspiration
Turbocharged, Air to Air Aftercooled
Fuel System
Common Rail
Bore
4.13in
Displacement
427.8in³
Stroke
5.31in
Fuel System
5.31in

Generator Set Specifications

Minimum Rating
120 ekW
Maximum Rating
175 ekW
Voltage
208 to 480 Volts
Frequency
60 Hz
Speed
1800 rpm
Emissions/Fuel Strategy
Non Regulated
Duty Cycle
Standby, Prime

Generator Set Dimensions

Height - Maximum
64in
Length - Maximum
98.4in
Width - Maximum
52in

Standard/Optional Features

Standard Equipment:

  • Control Panels
    • EMCP 4.1
  • Air Inlet System
    • Air cleaner; light duty with disposable element
  • Cooling System
    • Radiator and cooling fan with guards
    • Coolant drain line with valves
    • Caterpillar extended life coolant
    • Fan drive, battery charging alternator drive
  • Exhaust System
    • Stub pipe, gaskets, raincap and SAE exhaust flange for customer use - shipped loose
  • Fuel System
    • Base, formed steel with single wall integral 8-hour fuel tank
    • Standard open set fuel tank/base supplied
  • Lube System
    • Lubricating oil
    • Oil drain line with valve
  • Generator And Generator Attachments
    • Segregated low voltage (AC/DC) wiring panel
    • Tower panel, IP22, bottom cable entry
    • 12 Leads
    • Voltage regulator (single phase sensing)
    • IP23 Protection
    • Circuit breaker, IEC, 3 pole, mounted in tower panel
  • Mounting System
    • Captive linear vibration isolators between base and engine-generator
    • Termination points for coolant and lube oil drain lines
    • Includes lifting provision and drag points
  • Packaged Generator Set
    • Radiator and cooling fan complete with protective guards
    • Flexible fuel lines to base NPT connections
    • Drip proof generator air intake (NEMA 2, IP23)
    • Class H insulation
    • Standard ambient temperatures up to 50°C (122°F)
  • Starting / Charging System
    • 24V battery with rack and cables
  • Governing System
    • Mechanical and electrical governing system - model dependent
  • General
    • Engine and alternator pre-paint, Caterpillar yellow

Optional Equipment:

  • Alternator System
    • R Frame auxiliary winding: R2273L4 SE aux alt 07, aux alt 08 and aux alt 10
    • Quatrature droop king
    • Alternator removal
    • Anti-condensation heater
    • 3 Phase sensing
    • Optional LC Frame alternator with coastal insulation protection
    • Permanent magnet excitation (PMG)
  • Packaged Generator Set Options
    • Radiator stone guard
  • Circuit Breakers
    • Padlockable breaker device
    • 4 Pole 250A, 400A and 630A Circuit breakers
  • Control System
    • Control panel heater
    • Static battery charger
    • Volt free contacts for common alarm
    • Volt free contacts for generator set running
    • EMCP 4.2
  • Control Panel Options
    • Speed adjust potentiometer
    • Emergency stop with key
    • Battery charger
    • Volt free contacts
    • Earth leakage (2 wire only)
    • Control panel heater
    • Earth fault (2 wire only)
    • Panel mounted audible alarm
    • Speed adjust contacts
    • Overload shutdown via breaker
  • Cooling System
    • Low coolant temperature
    • Low coolant level shutdown
    • Coolant heater
  • Enclosures
    • Sound attenuated level 2 enclosure
    • Rental options (CAE only) - Single point lift
    • Sound attenuated levels 1 and 2 enclosures
    • Rental options (CAE only) - CEE form sockets for enclosure
    • Rental options (CAE only) - Rental pack
    • Rental options (CAE only) - Socket blanking plate
  • European Certifications
    • Upgrade to STD set for CE
  • Mounting Options
    • Battery removal
    • Residential silencer
    • Industrial silencer removal
    • Silencer installation kit
    • Electronic governor
  • Test Reports
    • PGS Test report @ 0.8 power factor
    • PGS Test report @ 1.0 power factor
  • General
    • Stone guards/radiator trans flange
  • Fuel Systems
    • Open set narrow tankbase
    • Compact skidbase for open sets
    • DEFRA bunded fuel tank
    • High fuel level alarm
    • Skidbase for CALG enclosure sets
    • Low fuel level shutdown
    • Low fuel level alarm
  • Global Certifications
    • Certification for CIS
  • Power Termination
    • Circuit breaker, IEC, 4 pole
  • Accessories / Miscellaneous
    • Packing case - canopied set
    • Packing case - compact set

Take The Virtual Product Tour To Explore The Features And Benefits of the C7.1 ACERT

See how C7.1 (60 Hz) compares against frequently compared products

C7.1 (60 Hz) Diesel Generator Sets

Engine Model
C7.1 I-6, 4-Cycle Diesel
Voltage
208 to 480 Volts
Maximum Rating
175 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

C1.1 (50 Hz) Diesel Generator Sets

Engine Model
C1.1, In-line 4 4-cycle diesel
Voltage
110 to 415 Volts
Maximum Rating
9.5 kVA
View Full Specs

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