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C7.1 (60 Hz)Standard Equipment

Packaged Generator Set
  • Dry replaceable paper element type with restriction indicator
  • Radiator and cooling fan complete with protective guards
  • Standard ambient temperatures up to 50°C (122°F)
  • Flexible fuel lines to base NPT connections
  • Class H insulation
  • Drip proof generator air intake (NEMA 2, IP23)
  • Class H temperature rise
  • Electrical design in accordance with with BS5000 Part 99, EN61000-6, IEC60034-1, NEMA MG-1.33
  • IP23 protection
  • Circuit breakers - 100% rated assembly, UL Listed
  • Power Center houses EMCP controller and power/control terminations
  • Segregated low voltage wiring termination panel
  • EMCP 4.2 Digital Control Panel
  • Vibration isolated NEMA 1 steel enclosure with lockable hinged door
  • DC and AC Wiring harnesses
  • Heavy-duty fabricated steel base with lifting points
  • Anti-vibration pads to ensure vibration isolation
  • Stub-up pipe ready for connection to silencer pipework
  • 12 volt starting motor
  • 24 volt, 45 amp charging alternator
  • Batteries with rack and cables
  • High gloss polyurethane paint, Caterpillar Yellow except rails and radiators gloss black
  • All electroplated hardware
  • Anticorrosive paint protection

C7.1 (60 Hz)Optional Equipment

Packaged Generator Set Options
  • Radiator stone guard
  • Radiator transition flange
  • Industrial, Residential, Critical Mufflers
  • Overhead silencer mounting kit
  • Sub-base dual wall UL listed 354 gallon fuel tank
  • Sub-base dual wall UL listed 690 gallon fuel tank
  • Emergency vent 12ft extension
  • 5 gallon spill containment
  • Generator upgrade 1 size
  • Permanent magnet excitation (PMG)
  • Internal excited (IE)
  • Anti-condensation space heaters
  • Auxiliary contacts
  • Shunt trips
  • Overload shutdown via breaker
  • NFPA110 upgrade
  • Lube oil heater
  • IBC Seismic certification per Applicable Building Codes: IBC2000, IBC2003, IBC2006, IBC 2009, IBC 2012, CBC 2007, CBC 2010
  • Battery charger - UL 10 amp
  • Battery disconnect switch
  • Coolant heater
  • CSA
  • Sound attenuated protective enclosure
  • High Ambient enclosure with integral lifting frame
  • Caterpillar tool set
  • Caterpillar White paint


Caterpillar is leading the power generation marketplace with Power Solutions engineered to deliver unmatched flexibility, expandability, reliability, and cost-effectiveness.

Generator Set Specifications

Minimum Rating 120 ekW 120 ekW Less
Maximum Rating 175 ekW 175 ekW Less
Voltage 208 to 480 Volts 208 to 480 Volts Less
Frequency 60 Hz 60 Hz Less
Speed 1800 RPM 1800 RPM Less

Generator Set Configurations

Emissions/Fuel Strategy Non Regulated Non Regulated Less

Engine Specifications

Engine Model C7.1 I-6, 4-Cycle Diesel C7.1 I-6, 4-Cycle Diesel Less
Compression Ratio 16.5:1 16.5:1 Less
Aspiration Turbocharged, Air to Air Aftercooled Turbocharged, Air to Air Aftercooled Less
Governor Type ADEM™A4 ADEM™A4 Less
Fuel System Common Rail Common Rail Less
Bore 4.13 in 105.0 mm Less
Displacement 427.8 in³ 7.01 L Less
Stroke 5.31 in 135.0 mm Less

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
  • Generator

  • Matched to the performance and output characteristics of Cat engines
  • Industry leading mechanical and electrical design
  • Industry leading motor starting capabilities
  • High Efficiency
  • Cat EMCP Control Panel

    The EMCP controller features the reliability and durability you have come to expect from your Cat equipment. EMCP4 is a scalable control platform designed to ensure reliable generator set operation, providing extensive information about power output and engine operation. EMCP4 systems can be further customized to meet your needs through programming and expansion modules.

    Seismic Certification

  • Seismic Certification available.
  • Anchoring details are site specific, and are dependent on many factors such as generator set size, weight, and concrete strength.
  • IBC Certification requires that the anchoring system used is reviewed and approved by a Professional Engineer
  • Seismic Certification per Applicable Building Codes: IBC 2000, IBC 2003, IBC 2006, IBC 2009, CBC 2007, CBC 2010
  • Pre-approved by OSHPD and carries an OSP-0321-10 for use in healthcare projects in California
  • World Wide Product Support

    Cat dealers provide extensive post-sale support including maintenance and repair agreements. Cat dealers have over 1,800 dealer branch stores operating in 200 countries. The Caterpillar S•O•S℠ program cost effectively detects internal engine component condition, even the presence of unwanted fluids and combustion by-products

    Design Criteria

    The generator set accepts 100% rated load in one step per NFPA 110 and meets ISO 8528-5 transient response.

    Single-Source Supplier

    Fully prototype tested with certified torsional vibration analysis available