360°Exterior View
360°Exterior View

CAT G3512H Gas Engine

  • Robust high speed block design provides prolonged life and lower owning operationg costs
  • Designed for maximum performance on low pressure pipeline natural gas
  • Simple open chamber combustion system for reliability and fuel flexibility
  • Leading edge technology in ignition system and air/fuel ratio control for lower emission and engine efficiency
  • One electronic control module handles all engine functions: ignition, governing, air/fuel ratio control and engine protection
  • SR5 Generator

  • Designed to match performance and output characteristics of Caterpillar gas engines
  • Industry leading mechanical and electrical design
  • High efficiency
  • EMCP4.2 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
  • CAT Electronic Control System

  • Simple user friendly interface and navigation
  • Digital monitoring, metering and protection setting
  • Fully-featured power metering and protective relaying
  • Remote control and monitor capability options
  • Cooling System

    • Designed to operate in standard ambient temperatures up to 43°C (110°F)
    • Contact your Cat Dealer for specific ambient and altitude capabilities

    Emissions

  • Meets most worldwide emissions requirements down to 0.5 g/bhp-hr NOx level without aftertreatment
  • Proven System

  • Field proven in a wide range of applications worldwide
  • fully prototype tested
  • Certified torsional vibration analysis available
  • 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
  • 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
  • Generator Set Specification
    Maximum Continuous Rating 1515 ekW / 1505 ekW @1.0pf
    Generator Set Specifications
    Fuel Type Natural Gas
    Maximum Electrical Efficiency 44.9
    Frequency 50 / 60 Hz
    RPM 1500 rpm
    Engine Specifications
    Engine Model G3512H
    Displacement 59 l (3574 inu00b3)
    Aspiration TA
    Bore 170 mm (6.7 in)
    Stroke 215 mm (8.5 in)
    Generator Set Dimensions
    Length 5656 mm (223 in)
    Width 1921 mm (76 in)
    Height 2308 mm (91 in)
    Dry Weight - Genset 14100 kg (31085 lb)
    Engine Specifications
    Governor Type ADEM A4

    Standard Equipment

    • Air Inlet
      • Package Mounted Air Cleaner
      • Single-element or two-element single-stage air cleaner with enclosure and service indicator
      • Package Mounted Air Cleaner with service indicator
    • Cooling
      • Jacket water and SCAC thermostats
      • 2nd Stage CAT Flange
      • ANSI Class 150 JW Connection
      • Engine driven pumps for jacket water and aftercooler cooling
      • Engine driven water pumps for jacket water and after cooler
    • Control Panels
      • EMCP 4.3
      • Dedicated customer wiring terminals
    • Control Panel
      • EMCP4.3
    • Exhaust
      • Dry exhaust manifolds insulated and shielded
      • Center section cooled turbocharger with CAT flanged outlet
      • Center section cooled turbocharger with Cat flanged outlet
    • Generator
      • High efficiency low voltage Cat generator, permanent magnet excitation, digital regulation, IP23 water ingress protection, & form wound construction.
    • Starting/Charging
      • Electric Starter
    • General
      • Paint – Caterpillar Yellow except rails and radiators gloss black
      • Crankshaft vibration damper and guard

    Optional Equipment

    • Air Inlet
      • Mounting brackets and piping
      • Air cleaner with precleaner
    • Control Panels
      • Remote annunciator
    • Circuit Breakers
      • Frame mounting circuit breaker orientation
      • No UV trip or package CB wiring
      • 2500A 3-pole IEC rated circuit breakers
      • Rear Mounted Circuit Breaker
      • 3000A/3200A/4000A UL100% Rated Masterpact circuit breaker (60 Hz only)
      • LSI Long-Time, LSI-P Long-Time, LSIG Long-Time, LSIG-P Long-Time,
    • Control Panel
      • Language Options
      • Cable Shroud Location
      • Engine failure relay
      • Remote annunciator
      • Discrete I/O module, 12 digital points, 8 ‘Form C’ relay
      • 16 point/32 light annunciator with NFPA99-110/CSA282 configuration
      • Empty Upper Box Right/Left
      • Local Alarm module
      • Synchronization module
      • Cat Connect: Ethernet, satellite, or cell telematics
      • Local/Remote PC Monitorring
      • Right/Left/Rear Extension Box
    • Cooling
      • Remote radiator for JW and SCAC circuits
      • Inlet/Outlet connections
      • 220V (50Hz), 240V (60Hz), 480V (60Hz) JW heater
    • Exhaust
      • Flexible fitting [305mm x 305mm (12in. X 12in.)] w/ 12 bolt-flanges
      • 406mm (16in.) sparking-arresting muffler with companion flange
      • Exhaust expander [250mm-329mm (10in-12in)]
      • 305mm (12 in.) flange
      • Muffler options
      • Elbow exhaust
    • Fuel System
      • 1/2″ NPT gas train conduit connectors
      • 3, 0-100kPag 4-20mA gas train pressure sensors
      • Fuel Filter
      • Gas knockdown regulators
    • General
      • Digital Diagnostic tool
      • US Aid emblem
      • Special Paint Order
      • Tool Set
    • Generator
      • Generator air filter
      • Manual voltage control
      • Cable access box
      • Medium and high voltage generators and attachments
      • RTD Monitorring
      • Bearing temperature detectors
    • Governing System
      • ADEM A4 4-20mA (0-5V) speed input
    • Starting/Charging
      • 45A 24V Charging alternator (requires engine driven pumps)
      • Battery with cables and rack
      • Jacket water heater
      • 24V Starting motors
      • 20A 24VDC battery charger
      • 20A, 24VDC battery charger
      • 45A, 24V charging alternator (requires engine driven pumps)
      • Jacket water heater

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