G3512 | 525kW-750kW Natural Gas Generator

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SPECS SUMMARY

Gas Standby Rating750 ekW @ 0.8pf
Fuel TypeNatural Gas
Emissions/Fuel StrategyU.S. EPA Certified for Non-Emergency Stationary Genset
RPM1800 rpm
Caterpillar is leading the power generation marketplace with Power Solutions engineered to deliver unmatched flexibility, expandability, reliability, and cost-effectiveness.

Specifications

Gas Standby Rating750 ekW @ 0.8pf
Fuel TypeNatural Gas
Emissions/Fuel StrategyU.S. EPA Certified for Non-Emergency Stationary Genset
RPM1800 rpm
Frequency60 Hz
Engine ModelG3512
Displacement3173 in³ (52 l)
AspirationTA
Bore6.7 in (170 mm)
Stroke7.5 in (190 mm)
Length205.7 in (5224 mm)
Width90 in (2286 mm)
Height99.4 in (2525 mm)
Weight27500 lb (12500 kg)
Displacement3173 in³ (52 l)
Governor TypeADEM A4

Benefits and Features

  • 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

  • Designed to match performance and output characteristics of Caterpillar gas engines
  • Industry leading mechanical and electrical design
  • High efficiency

  • 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

  • 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

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

  • EPA Certified for use in Emergency and Non-Emergency applications
  • Additional a NOx selectable genset is available to meets most worldwide emissions requirements down to 0.5 g/bhp-hr NOx level without aftertreatment

  • Field proven in a wide range of applications worldwide
  • fully prototype tested
  • Certified torsional vibration analysis available

  • Wide range of bolt-on system expansion attachments
  • Factory designed and tested
  • Flexible packaging options for easy and cost effective installation

  • 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

Standard Equipment

  • Dual air cleaners, 1 per side, with service indicator
  • Two-element single-stage air cleaner with enclosure and service indicator
  • Engine driven pumps for jacket water and separate circuit aftercooler
  • Jacket water and SCAC engine-driven pumps
  • Jacket water and SCAC thermostats
  • LH or RG connections when radiator is not selected
  • Package mounted radiator
  • NOx sensor based air-fuel-ratio control
  • 0.5 to 5 psi engine fuel inlet pressure
  • Pipeline Natural Gas: 800-1000 BTU/scf and 70-100 Methane Number
  • Gas Train: NFPA37 and CSA B149.3
  • Individual exhaust port and turbocharger outlet wired to integrated temperature sensing module (ITSM) with GCEM providing alarms and shutdowns
  • Dry exhaust manifolds, insulated and shielded
  • Cat-flanged face outlet on turbocharger
  • Fuel system is sized for 31.5 to 47.2 MJ/NM3 dry pipeline natural gas with pressure of 10.2 to 34.5KPa to the engine fuel control valve
  • Throttle plate, 24V DC actuator, controlled by GECM
  • Engine-installed electronic control valve
  • Gas pressure regulator
  • 24V DC energized-to-run (ETR) gas shutoff valve
  • Crankshaft vibration damper and guard
  • Operation and maintenance manuals
  • Parts book
  • Paint- Caterpillar Yellow except rails and radiators gloss black 
  • RH Service
  • Gear type lube oil pump
  • Cartridge style oil filter
  • Anti-condensation space heater
  • Winding temperature detectors
  • NEMA Class H insulation
  • SR5
  • Permanent Magnet Excitiation
  • Caterpillar's Digital Voltage Regulator (CDVR) including reactive droop capability, 3-phase voltage sensing, KVAR/PF modes, RFI suppression, and a min/max exciter
  • Individual Cylinder Detonation Sensitive Timing (DST) 
  • Electronic Ignition System (controlled by ADEM A4) 
  • ADEM A4 speed governor with 4 to 20ma (0V to 5V) speed input
  • 24V DC starting motors
  • Batteries with rack and cables
  • Electric Starter

Optional Equipment

  • Mounting brackets and piping
  • Air cleaner with precleaner
  • S LSI, G LSIG, P LSIG-P, 4th Digit Type
  • Right, left, rear mounted
  • 1200A, 3 Pole, UL-100% Rated P-Frame Circuit Breakers
  • 1600A, 2000A 3 Pole, UL-100% Rated R-Frame Circuit Breakers
  • 2000A 3 Pole, UL-100% Rated Masterpact Circuit Breakers
  • 100% rated, 3-pole (UL/CSA/IEC) 5th Digit Rating
  • 3-pole (IEC 947-2 rated)
  • Frame mounting
  • Remote annunciator
  • Local alarm module
  • Local PC monitoring
  • Engine failure relay
  • Remote PC monitoring
  • Coolant level drain line with valves, fan with guard
  • Remote radiator for JW and SCAC circuits, level switch included but not wired
  • Inlet/Outlet connections
  • 305 mm (12in.) elbow
  • 18, 25 dBA Attenuation
  • Flexible fittings
  • 305 mm (12 in.) muffler
  • 305mm (12 in) spark arresting muffler
  • 305 mm (12 in.) flange
  • 3, 0-100 kPag, 4-20mA gas train pressure sensors
  • Special paint order
  • US AID emblem
  • Tool set
  • Digital diagnostic tool
  • Cable access box
  • Generator air filter
  • European bus bars
  • Low voltage extension box
  • Bearing temperature detectors
  • 20A, 24VDC battery charger
  • Battery with cables and rack (shipped ;ppse_
  • Jacket water heater
  • 45A, 24V charging alternator (requires engine driven pumps)