Electric Power Generation

C4.4 (60 Hz)

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Overview

Providing reliable energy solutions, our C4.4 diesel generator sets are made to meet your standby and prime applications. Dedicated single phase and three phase models are available. All standby C4.4 generator sets are supplied with 4 years extended service coverage as standard. We've designed each to ISO 8528-5 transient response requirements. C4.4 generator sets are available with a choice of emissions levels from non regulated to EU Stage II emissions compliant. We offer easy-to-use Cat control panels, EMCP 4.1 or EMCP 4.2 options. Browse a broad range of accessories including galvanised sound attenuated enclosures and integral fuel tanks. Our C4.4 generator sets are made for demands, so you can make yours.

Generator Set Specifications

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

Engine Specifications

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

Generator Set Dimensions

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

Attachments

Design Criteria

  • The generator set is designed to meet ISO8528-5 transient response and NFPA 110.
  • Cooling system designed to operate in 50˚C / 122˚F ambient temperatures with an air flow restriction of 0.5 in. water.

    • 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
  • IP 23 Protection

    • Cat EMCP Control Panel

    The EMCP controller features the reliability and durability you have come to expect from your Cat equipment. The EMCP 4 is a scalable control platform designed to ensure reliable generator set operation, providing extensive information about power output and engine operation. EMCP 4 systems can be further customized to meet your needs through programming and expansion modules. The EMCP4.1 is fitted as standard.

    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

    CE Certification

    CE Certification available

    General

  • Single wall 8 hour wide fuel tank
  • Circuit breaker, IEC, 3 pole
  • Industrial Silencer (10dBA)

    • 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

    Why Choose Cat® Electric Power?

    Caterpillar offers a comprehensive variety of electric power systems, customised to fit your needs. Our specialised systems deliver high power and performance in industries across the globe. With Caterpillar, you get outstanding manufacturing quality, expert support, and the essential tools and applications to complete any project.

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