G3512E | 700kW-1200kW Natural Gas Generator

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SPECS SUMMARY

Maximum Continuous Rating1200 ekW
Fuel TypeNatural Gas
Maximum Electrical Efficiency42.30%
Maximum Standby Rating-
From natural gas-fueled combined heat and power (CHP) systems and emergency power for facilities, to renewable biogas energy to support the local grid, or electricity generated from coal mine gases, Caterpillar has a wide range of reliable gas power solutions.

Specifications

Maximum Continuous Rating1200 ekW
Fuel TypeNatural Gas
Maximum Electrical Efficiency42.30%
Maximum Standby Rating-
Frequency50 Hz
Length181 in (4594 mm)
Width65 in (1647 mm)
Height89 in (2255 mm)
Dry Weight - Genset27475 lb (12460 kg)
Bore6.7 in (170 mm)
AspirationTA
Engine ModelG3512E
Stroke7.5 in (190 mm)
Displacement3158 in³ (52 l)
Speed1500 rpm

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

  • 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

  • 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

  • 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

  • Two-element single-stage air cleaner with enclosure and service indicator
  • Jacket water and SCAC engine-driven pumps
  • Jacket water and SCAC thermostats
  • Dry exhaust manifolds, insulated and shielded
  • Individual exhaust port and turbocharger outlet wired to integrated temperature sensing module (ITSM) with GCEM providing alarms and shutdowns
  • Cat-flanged face outlet on turbocharger
  • Engine-installed electronic control valve
  • 24V DC energized-to-run (ETR) gas shutoff valve
  • Gas pressure regulator
  • Electronic fuel metering valve
  • Throttle plate, 24V DC actuator, controlled by GECM
  • 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
  • Paint- Caterpillar Yellow except rails are gloss black
  • Parts book
  • Crankshaft vibration damper and guard
  • Operation and maintenance manuals
  • RH Service
  • SR4B
  • 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
  • Anti-condensation space heater
  • Winding temperature detectors
  • NEMA Class H insulation
  • Electronic Ignition System (controlled by GECM)
  • Individual Cylinder Detonation Sensitive Timing (DST)
  • Electric Starter

Optional Equipment

  • Mounting brackets and piping
  • Air cleaner with precleaner
  • Frame mounting
  • Right, left, rear mounted
  • 3-pole (IEC 947-2 rated)
  • 100% rated, 3-pole (UL/CSA/IEC) 5th Digit Rating
  • S LSI, G LSIG, P LSIG-P, 4th Digit Type
  • 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
  • Remote radiator for JW and SCAC circuits, level switch included but not wired
  • Coolant level drain line with valves, fan with guard
  • Inlet/Outlet connections
  • Local alarm module
  • Remote annunciator
  • Local PC monitoring
  • Remote PC monitoring
  • Engine failure relay
  • 305 mm (12 in.) Flange
  • 250mm-329mm Flange Expander
  • Flexible fittings
  • Remote mounted gas train, sized for 31.5 MJ/Nm3 (800 btu/cu ft) dry pipeline natural gas with inlet pressure range of 19.2 to 48.3 kPa (2.78 to 7 psi).
  • US AID emblem
  • Special paint order
  • Tool set
  • Digital diagnostic tool
  • Cable access box
  • Bearing temperature detectors
  • Generator air filter
  • European bus bars
  • 24V starting motors
  • Battery with cables and rack (shipped loose)
  • Jacket water heater
  • 45A, 24V charging alternator (requires engine driven pumps)
  • 20A, 24VDC battery charger