C7.1 Diesel Generator Rear Right

C7.1 ACERT

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 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
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 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

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:

  • Air Inlet System
    • Air Cleaner; light duty with disposable element
    • Air Cleaner; light duty with disposable element
  • Control Panels
    • EMCP 4.1
    • EMCP4.1 control panel
  • Cooling System
    • Fan drive, battery charging alternator drive
    • Coolant drain line with valves
    • Caterpillar extended life coolant
    • Radiator and cooling fan with guards
    • Radiator and cooling fan with guards
  • 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
    • Standard open set fuel tank / base supplied
    • Base, formed steel with single wall integral 8-hour fuel tank
  • Lube System
    • Oil drain line with valve
    • Lubricating oil
    • Oil drain line with valve
    • Lubricating oil
  • Generator And Generator Attachments
    • Voltage regulator (single phase sensing)
    • 12 leads
    • Tower panel, IP22, bottom cable entry
    • IP23 protection
    • Segregated low voltage (AC/DC) wiring panel
    • Circuit breaker, IEC, 3 pole, mounted in tower panel
    • Circuit breaker, IEC, 3 pole, mounted in tower panel
    • IP23 protection
    • Tower panel, IP22, bottom cable entry
    • 12 leads
  • Mounting System
    • Includes lifting provision and drag points
    • Termination points for coolant and lube oil drain lines
    • Captive linear vibration isolators between base and engine-generator
    • Captive linear vibration isolators between base and engine-generator
    • Includes lifting provision and drag points
  • Packaged Generator Set
    • Flexible fuel lines to base NPT connections
    • Standard ambient temperatures up to 50°C (122°F)
    • Radiator and cooling fan complete with protective guards
    • Class H insulation
    • Drip proof generator air intake (NEMA 2, IP23)
  • Starting / Charging System
    • 24V battery with rack and cables
  • Governing System
    • Mechanical and electrical governing system - model dependent
    • Mechanical and electrical governing system - model dependent
  • General
    • Engine and alternator pre-paint, Caterpillar Yellow
    • Engine and alternator pre-paint, Caterpillar Yellow

Optional Equipment:

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

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
Bore
4.13 in
Stroke
5.31 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