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Design Criteria

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

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.

    Single-Source Supplier

    Fully prototype tested with certified torsional vibration analysis available

    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

    Full Range of Attachments

    Wide range of bolt-on system expansion attachments, factory designed and tested Flexible packaging options for easy and cost effective installation

    UL 2200 / CSA
     - Optional

  • UL 2200 listed packages
  • CSA Certified
  • Certain restrictions may apply.
  • Consult with your Cat® Dealer.
  • Generator Set Specifications
    Height - Maximum 3827 mm (150.7 in)
    Length - Maximum 8397 mm (330.6 in)
    Width - Maximum 3244 mm (127.7 in)
    Minimum Rating 3150 ekW
    Maximum Rating 4000 ekW
    Voltage 3300 - 13800 Volts
    Frequency 60 Hz
    Speed 1800 RPM
    Generator Set Configurations
    Emissions/Fuel Strategy Low Fuel Consumption, U.S. EPA Stationary Emergency Use Only
    Engine Specifications
    Engine Model C175-20 SCAC, V-20, 4-Stroke Water-Cooled Diesel
    Compression Ratio 15:03:01
    Aspiration Turbo Aftercooled
    Governor Type ADEM™ A4
    Fuel System Common Rail
    Bore 175 mm (6.89 in)
    Displacement 105.8 B (6456.31 inu00b3)
    Stroke 220 mm (8.66 in)

    Standard Equipment

    • Air Inlet System
    • Control Panel
      • EMCP 4.2
      • Emergency stop pushbutton
      • 24-volt DC operation
      • Environmental sealed front face.
      • Text alarm / event descriptions.
      • Wall mounted controls:
      • Speed adjust
      • Auto / start / stop Control
      • Engine cool-down timer.
      • Engine cycle crank
      • Alarm acknowledge
      • Lamp test
      • True RMS AC metering, 3-phase, +/-2% accuracy
      • Digital indicators:
      • RPM
      • DC Volts
      • Operating hours
      • oil pressure (psi, kPa or bar)
      • Coolant temperature
      • Volts (L-L & L-N)
      • Frequency (Hz)
      • Amps (per phase & average)
      • Warning / shutdown Indicators:
      • Low oil pressure
      • High Coolant temperature
      • Overspeed
      • Emergency stop
      • Failure to start (overcrank)
      • Low Coolant level
      • 4 programmable relay Inputs
      • 4 programmable relay output
    • Cooling System
      • SCAC cooling
      • JW Inlet: 6″ ANSI / JW Outlet: 5″ Cat Flange
      • AC Inlet: 6″ ANSI / AC Outlet: 3-1/2″ ANSI
      • Coolant sensors
    • Exhaust System
      • Dry exhaust manifold
      • Dual ANSI 18″ / DIN 450 flanges. Shipped loose. Support required from installation
    • Fuel System
      • Primary fuel filter water / fuel water separator
      • 10 Micron spin on yype
      • Filters x 3
      • Secondary / tertiary fuel filters
      • 4 Micron spin on type
      • Engine mounted filters x 3
    • Generators and attachments
      • 3 Phase brushless
      • Salient pole
      • 6 Leads
      • IEC Platinum stator RTDs
      • Voltage regulator:
      • Reactive droop capability
      • 3 Phase voltage sensing
      • RFI suppression
      • Min / max exciter limiter
      • Exciter diode monitor
      • Form wound
      • Permanent magnet
      • NEMA Class H insulation
      • Class H temperature rise at 40C ambient
      • Anti condensation space heater
      • Right side extension box, bottom cable entry
    • Governing System
      • ADEM A4
      • Redundant shutdown (Overspeed protection through a duplicate speed sensing system)
    • Lube System
      • Lubricating oil
      • Gear type lube oil pump
      • Integral lube oil cooler
      • Oil filter, filler and dipstick
      • Oil drain lines and valve
      • Fumes disposal
    • Mounting Systems
      • Rails – Engine / generator
      • Rubber anti-vibration mounts (shipped loose)
    • Starting / Charging System
      • Dual 24 volt electric starting motors
      • Batteries and battery rack w/cables
      • Battery disconnect switch
    • General
      • Paint – Caterpillar yellow with high gloss black rails
      • Right hand service
      • SAE standard rotation

    Optional Equipment

    • Control Panel
    • Generator
      • Anti-condensation heater
      • Internal excitation (IE)
      • Permanent magnet excitation (PMG)
      • Oversize and premium generators
    • Power Termination
      • Circuit breakers, UL listed
      • Circuit breakers, IEC compliant
    • Air Inlet Systems
      • Single element air cleaner
    • Cooling System
      • Package mounted radiators
      • Remote radiators
      • Fuel cooler
    • Exhaust System
      • Front housing – Standby or mission critical
      • Front housing – Prime or continuous
      • Exhaust collectors / Manifold
      • Mufflers (15, 25 and 34 dBA silencers)
    • Fuel System
      • Primary fuel filter
    • General
      • Special paint – 3500
      • Barring groups:
      • Engine barring group
      • Manual
      • Engine Air powered
      • Control GP – Air powered bar group
    • Generators and Attachments
      • Medium Voltage – 3000 Frames – 60 Hz, 3 phase, 1800 rpm, FW, PM, No of leads=6, Pitch 0.6667
      • Generator air cleaner
      • Differential current transformers
      • Thermostat for space heater
    • Instrumentation
      • Pyrometer and thermocouples
    • Lube System
      • Lube oil heater
      • Drain group oil pans
      • Lubricating oil
      • Electric prelube pumps
      • Oil filters
    • Crankcase Systems
      • Explosive relief valves
      • Crankcase ventilation system
    • Mounting System
      • Rubber anti-vibration mounts
      • Spring type linear vibration isolators
      • IBC vibration isolators – Shipped loose
    • Special Tests / Reports
      • Generator test report
      • PGS test report @ 1.0 power factor
      • PGS test report @ 0.8 power factor
      • Standard genset TVA (Torsional Vibration Analysis) report
      • Custom genset TVA report
      • Special test charge – Engine only
      • Genset fuel consumption test
      • Standard engine test charge
    • Starting / Charging System
      • 24 Volt electric starting motors
      • Air starting motor
      • Air pressure regulator
      • Starter location covers
      • 24 Volt battery sets – Dry
      • 20 Amp battery chargers
      • 35 Amp battery chargers
      • 50 Amp battery chargers
      • Charging alternators – Dry
      • Jacket water heaters

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