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C4.4 (60 Hz)

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Overview

Producing reliable power from 36 to 100 ekW at 60 Hz, our C4.4 diesel generator sets designed to ISO 8528-5 transient response requirements. All C4.4 to meet EPA Stationary Emergency (Tier 3) emissions standards.

Generator Set Specifications

  • Minimum Rating 36 ekW 36 ekW
  • Maximum Rating 100 ekW 100 ekW
  • Emissions/Fuel Strategy Non Regulated, EU Stage II Non Regulated, EU Stage II
  • Voltage 220 to 480 Volts 220 to 480 Volts
  • Frequency 60 Hz 60 Hz
  • Speed 1800 rpm 1800 rpm
  • Duty Cycle Standby, Prime Standby, Prime

Engine Specifications

  • Engine Model C4.4, In-line 4, 4-cycle diesel C4.4, In-line 4, 4-cycle diesel
  • Bore 4.13 in 105.0 mm
  • Stroke 5.0 in 127.0 mm
  • Displacement 268.5 in 4.4 l
  • Compression Ratio 18.2:1 18.2:1
  • Aspiration Turbocharged Turbocharged
  • Fuel System Electronic (adjustable) Electronic (adjustable)
  • Governor Type Adem™A4 Adem™A4

Generator Set Dimensions

  • Length - Maximum 75.8 in 1925.0 mm
  • Width - Maximum 44.1 in 1120.0 mm
  • Height - Maximum 53.6 in 1361.0 mm

Cat Generator Set Package

  • Cat generator set packages have been fully prototype tested
  • Accepts 100% block load in one step and meets other 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

    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

    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
  • C4.4 (60 Hz) Standard Equipment

    Air Inlet System

    • Air cleaner; light duty with disposable element

    Cooling System

    • Radiator and cooling fan with guards
    • Coolant drain line with valve
    • Fan drive, battery charging alternator drive
    • Caterpillar extended life coolant

    Control Panel

    • EMCP 4.1

    Exhaust System

    • Stub pipe, gaskets, raincap and SAE exhaust flange for customer use - shipped loose

    Fuel System

    • Standard open set fuel tank / base supplied base, formed steel with single wall integral 8-hour fuel tank

    Generator

    • 12 leads
    • IP23 protection
    • Voltage regulator (single phase sensing)
    • Tower panel, IP22, bottom cable entry
    • Segregated low voltage (AC/DC) wiring panel
    • Circuit breaker, IEC, 3 pole, mounted in tower panel

    Governing System

    • Mechanical and electrical governing system - model dependent

    Lube System

    • Lubricating oil
    • Oil drain line with valve

    Mounting System

    • Captive linear vibration isolators between base and engine-generator
    • Includes lifting provision and drag points
    • 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

    C4.4 (60 Hz) Optional Equipment

    Alternator System

    • R frame auxilliary winding
    • LC frame alternator
    • LC frame alternator with coastal insulation protection
    • Permanent magnet
    • 3 phase sensing
    • Quadrature droop kit
    • Anti-condensation heater

    Circuit Breakers

    • Circuit Breaker Upgrades - 4 Pole circuit reaker to 250A, 400A and 630 A

    Cooling System

    • Coolant heater
    • Low coolant temp alarm
    • Low coolant level shutdown

    Control Panel Options

    • EMCP 4.2
    • Volt free contacts
    • Speed adjust potentiometer
    • Voltage adjust potentiometer
    • Panel mounted audible alarm
    • Earth fault (2 wire only)
    • Earth leakage (2 wire only)
    • Overload shutdown via breaker
    • Battery charger
    • Emergency stop with key
    • Control panel heater

    Enclosures

    • Sound attenuated Level 2 enclosure
    • Sound attenuated Level 1 (galv)
    • Rental pack - CAE rental option only

    European Certifications

    • Upgrade to STD set for CE

    Fuel System

    • Open set narrow base
    • Compact skidbase for open set
    • Skidbase for CALG enclosure sets
    • Bunded fuel tank
    • Low fuel level shutdown
    • Low fuel level alarm
    • High fuel level alarm

    Global Certifications

    • Certification for CIS

    Mounting Options

    • Electronic governor
    • Battery removal
    • External single point lift - enclosure
    • Industrial silencer
    • Silencer installation kit

    Special Packing/Inspectons for Shipment

    • PGS test report @ 1.0 power factor
    • PGS test report @ 0.8 power factor

    General - Accessories / Miscellaneous

    • Stone guards / rad trans flange
    • Packing case - compact set
    • Packing case - canopied set

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