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Overview

Providing reliable energy solutions, our C3.3 diesel generator sets are made to meet your standby and prime applications. Dedicated single phase and three phase models are available. All standby C3.3 generator sets are supplied with 4 years extended service coverage as standard. We’ve designed each to ISO 8528-5 transient response requirements. C3.3 generator sets are available with a choice of emissions levels from non regulated up to EU Stage IIIA 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 C3.3 generator sets are made for demands, so you can make yours.

Generator Set Specifications

Units:
Minimum Rating 27.0 ekW (33.8 kVA) 27.0 ekW (33.8 kVA) Less
Maximum Rating 60.0 ekW (75 kVA) 60.0 ekW (75 kVA) Less
Voltage 110 to 480 Volts 110 to 480 Volts Less
Frequency 60 Hz 60 Hz Less
Speed 1800 RPM 1800 RPM Less

Generator Set Configurations

Emissions/Fuel Strategy Non Regulated, EU Stage II and EU Stage IIIA Non Regulated, EU Stage II and EU Stage IIIA Less

Engine Specifications

Engine Model Cat® C3.3 Cat® C3.3 Less
Compression Ratio 17.25:1, 19.25:1 17.25:1, 19.25:1 Less
Governor Type Mechanical Mechanical Less
Fuel System Direct Injection Direct Injection Less
Bore 4.1 in 105.0 mm Less
Displacement 201.4 in³ 3.3 L Less
Stroke 5.0 in 127.0 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
  • 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.

    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.
  • CE Certification

    CE Certification 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

    General

  • Single wall 8 hour wide fuel tank
  • Circuit breaker, IEC, 3 pole
  • Industrial Silencer (10dBA)
  • C3.3 (60 Hz) Standard Equipment

    Air Inlet System
    • Air cleaner; light duty with disposable element

    Control Panel
    • EMCP4.1 control panel

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

    Exhaust System
    • Stub pipe, gaskets, raincap & 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

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

    Governing System
    • Mechancial governing system - model dependant

    Lube System
    • Lubricating oil
    • Oil drain line with valve

    Mounting System
    • includes lifting provisions and termination points for coolant
    • Captive linear vibration isolators between base and engine-generator
    • Termination points for coolant and lube oil drain lines

    Starting / Charging System
    • 12V battery with rack and cables

    General
    • Engine and alternator pre-paint, Caterpillar Yellow

    C3.3 (60 Hz) Optional Equipment

    Alternator
    • Alternator removal options
    • R frame auxilliary winding - SE AUx Alt 01, 02 and 03
    • LC frame alternator
    • LC frame alternator with coastal protection
    • Permanent magnet
    • Anti-condensation heater

    Circuit Breakers
    • 4 Pole circuit breaker

    Control Panel Options
    • Volt free contacts for common alarm
    • Volt free contacts for genset running
    • Speed adjust potentiometer - requires electronic govenor
    • 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

    Cooling System
    • Coolant heater
    • Low coolant temperature alarm
    • low coolant level shutdown

    Global Certifications
    • Certification for CIS

    Enclosures
    • Sound attenuated level 2 enclosure CE
    • Sound attenuated level 1 enclosure (GALV)

    European Certifications
    • Upgrade to STD set for "CE"

    Fuel System
    • Open set narrow tankbase
    • Compact skidbase for open sets
    • Skidbase for CALG enclosure sets
    • DEFRA bunded fuel tank
    • Low fuel level shutdown
    • Low fuel level alarm
    • High fuel level alarm

    Mounting Options
    • Electronic governor
    • Battery removal
    • Industrial silencer removal
    • Residential Silencer
    • Silencer installation kit

    Rental Options
    • External single point lift - enclosure
    • Rental pack (CAE only)
    • CEE form sockets for enclosure
    • Socket blanking plate

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

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