G3512E Gas Generator Set

Electric Power
Electric Power (264)
CAT G3512E 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
SR4B Generator
  • Designed to match performance and output characteristics of Caterpillar gas engines
  • Industry leading mechanical and electrical design
  • High efficiency
EMCP 4.3 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
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
CAT G3512E 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
SR4B Generator
  • Designed to match performance and output characteristics of Caterpillar gas engines
  • Industry leading mechanical and electrical design
  • High efficiency
EMCP 4.3 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
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

Gas Generator Sets Specification

Maximum Electrical Efficiency
42.2%
Maximum Standby Rating
-
RPM
1500

Engine Specification

Engine Model
G3512E

Generator Set Specifications

Maximum Continuous Rating
1200 ekW
Fuel Type
Natural Gas
Frequency
50 Hz
Maximum Electrical Efficiency
42.30%
Maximum Standby Rating
-
Speed
1500 rpm

Engine Specifications

Bore
6.7in
Stroke
7.5in
Displacement
3158in³
Aspiration
TA
Engine Model
G3512E

Generator Set Dimensions

Length
181in
Width
65in
Height
89in
Dry Weight - Genset
27475lb

Standard/Optional Features

Standard Equipment:

  • Air Inlet
    • Two-element single-stage air cleaner with enclosure and service indicator
  • Control Panel
    • EMCP 4.3
  • Cooling
    • Jacket water and SCAC engine-driven pumps
    • Jacket water and SCAC thermostats
  • Exhaust
    • 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
  • Fuel System
    • Engine-installed electronic control valve
    • 24V DC energized-to-run (ETR) gas shutoff valve
    • Gas pressure regulator
  • Fuel System
    • 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
  • General
    • Paint- Caterpillar Yellow except rails are gloss black
    • Parts book
    • Crankshaft vibration damper and guard
    • Operation and maintenance manuals
    • RH Service
  • Generator
    • 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
  • Governing System
    • ADEM A4
  • Ignition System
    • Electronic Ignition System (controlled by GECM)
    • Individual Cylinder Detonation Sensitive Timing (DST)
  • Starting/charging
    • Electric Starter

Optional Equipment:

  • Air Inlet
    • Mounting brackets and piping
    • Air cleaner with precleaner
  • Circuit Breakers
    • 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
  • Cooling
    • 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
  • Control Panel
    • Local alarm module
    • Remote annunciator
    • Local PC monitoring
    • Remote PC monitoring
    • Engine failure relay
  • Exhaust
    • 305 mm (12 in.) Flange
    • 250mm-329mm Flange Expander
    • Flexible fittings
  • Fuel System
    • 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).
  • General
    • US AID emblem
    • Special paint order
    • Tool set
    • Digital diagnostic tool
  • Generator
    • Cable access box
    • Bearing temperature detectors
    • Generator air filter
    • European bus bars
  • Starting/charging
    • 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

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