Power System

G3512 1000kW Gas Generator Set

700 - 1000 kW Natural Gas Generator

Caterpillar is leading the power generation marketplace with Fast Response generator sets engineered to deliver unmatched performance, reliability, and cost-effectiveness.

Electric Power

Highlights
Features & Specs
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Equipment Highlights

Cat G3512 Gas Engine
        
  • Robust high speed block design provides prolonged life and lower owning operationg costs
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  • Designed for maximum performance on low pressure pipeline natural gas and hydrogen blends
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  • Simple open chamber combustion system for reliability and fuel flexibility
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  • Leading edge technology in ignition system and air/fuel ratio control for lower emission and engine efficiency
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  • 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 Cat gas engines
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  • Industry leading mechanical and electrical design
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  • High efficiency
Cat ECS 100 Control Panel
        
  • User-friendly interface and navigation
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  • Scalable system to meet a wide range of installation requirement
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  • Expansion modules and site-specific programming for specific customer requirements
Cooling System
        
  • Designed to operate in standard ambient temperatures up to 43°C (110°F)
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  • Contact your Cat Dealer for specific ambient and altitude capabilities
Emissions
        
  • EPA Certified for use in Emergency and Non-Emergency applications
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  • Additional a NOx selectable genset is available to 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
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  • Fully prototype tested
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  • Certified torsional vibration analysis available
Full Range of Attachments
        
  • Wide range of bolt-on system expansion attachments
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  • Factory designed and tested
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  • Flexible packaging options for easy and cost effective installation
Worldwide Product Support
        
  • Cat dealers have over 1,800 dealer branch stores operating in 200 countries
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  • Your local Cat dealer provides extensive post-sale support, including maintenance and repair agreements

Specs + Downloads

Specs
  • Engine Model: G3512
  • Displacement: 3173 in³
  • Aspiration: TA
  • Bore: 6.7 in
  • Stroke: 7.5 in
  • Length: 205.7 in
  • Width: 90 in
  • Height: 99.4 in
  • Weight: 27500 lb
  • Gas Standby Rating: 1000 ekW @ 0.8pf
  • Fuel Type: Natural Gas, Hydrogen Blend (up to 5%)
  • Emissions/Fuel Strategy: U.S. EPA Certified for Non-Emergency Stationary Genset
  • RPM: 1800 rpm
  • Frequency: 60 Hz
  • Compression Ratio: 9.7
  • Displacement: 3173 in³
Downloads

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