G3520E Gas Generator Set

Maximum Electrical Efficiency
42.4%
Maximum Standby Rating
2039
Engine Model
G3520E
Maximum Continuous Rating
2022 ekW

Specs

Gas Generator Sets Specification

Maximum Electrical Efficiency
42.4%
Maximum Standby Rating
2039

Engine Specification

Engine Model
G3520E

Generator Set Specifications

Maximum Continuous Rating
2022 ekW
Fuel Type
Natural Gas
Frequency
50
RPM
1500
Maximum Electrical Efficiency
41.50%
Maximum Standby Rating
2022

Engine Specifications

Bore
6.7in
Stroke
7.5in
Displacement
5248in³
Aspiration
TA
Engine Model
G3520E
Compression Ratio
11.9
Fuel System
Natural Gas

Generator Set Dimensions

Length
271in
Width
79in
Height
107in
Dry Weight - Genset
39306lb

Features

CAT G3520E 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
  • 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
  • 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
  • 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
  • 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
  • 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
  • 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
  • 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 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

  • Control Panel
    • EMCP 4.3
  • Air Inlet
    • Two-element single-stage air cleaner with enclosure and service indicator
  • Cooling
    • Standard CAT Flange
    • Right-Hand/Left-Hand Outlet Connections
    • Engine driven water pumps for jacket water and aftercooler
    • ANSI/DN adapter flange connections 
  • Exhaust
    • Individual  exhaust port and turbocharger outlet wired to Integrated Sensing Module (ISM) with Gas ECM providing alarms and shutdowns
    • Dry exhaust manifolds, insulated and shielded
  • Fuel System
    • 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
    • Fuel filter
    • Engine installed, fuel metering valve
    • 24V ETR Gas Shutoff Valve
    • Throttle plate, 24V DC actuator, controlled by GECM
  • Ignition System
    • Individual Cylinder Detonation Sensitive Timing (DST) 
    • Electronic Ignition System (controlled by GECM) 
  • Generator
    • SR4B
    • Caterpillar's Digital Voltage Regulator (CDVR) with 3-phase sensing and KVAR/PF control
    • Busbar connections
    • SR5
    • Winding temperature detectors
    • Permanent Magnet Excitiation
    • Anti-condensation space heater
    • 3-phase brushless, salient pole
  • General
    • RH Service
    • Crankshaft vibration damper and guard
    • Paint - Caterpillar Yellow except rails and radiators gloss black

Optional Equipment

  • Air Inlet
    • Heavy duty air cleaner
    • Regular duty air cleaner
    • Air cleaner with precleaner
    • Mounting stand
  • Contol Panel
    • Local NFPA99-110 Alarm Module w/LEDs
    • PL1000E/PL1000T Communications Module
    • Remote 24V-32V 8/16 Light Annunciator
    • Custom 8-Light Alarm Module
    • Engine Failure Relay
    • Synchronizing Module
  • Control Panels
    • Local alarm module
  • Cooling
    • Jacket water coolant heater
    • Cat Flange, ANS/DIN Adapter Flange
    • Engine Pumps
    • Aftercooler air lines, aftercooler core replacement
    • Inlet/Outlet connections
  • Exhaust
    • 15/18/25 dBA Muffler Attenuation
    • 305/356mm Flange/Exhaust Expanders, 305/406mm Flange and Exhaust Expander
    • 356-406mm Flange and Exhaust Expander
    • Mufflers (15/18/25 dBA Attenuation) and spark-arresting muffler with ANSI companion flanges
    • 305/360/406 mm Elbow Kits
    • Flexible Fittings
    • 16" Spark Arresting Muffler
  • Fuel System
    • Gas Train (31.5 MJ/Nm3 with inlet pressure 19.2 to 48.3 kPa (2.78 to 7 psi))
    • Gas Train 0-100 kPag, 4-20mA pressure sensors
    • Fuel Filter, Gas Filter
    • 24VDC Gas Shutoff Valve, Gas Knockdown Regulator
  • Generator
    • Annunciator modules
    • Air filters, cable access box
    • Bearing temperature detectors
    • Low voltage extension box
    • 16 Point/32 light annunciator with NFPA99-110/CSA282 configuration
    • Extension box, European bus bars
    • Generator air filter
    • Medium and high voltage generators and attachment
    • 415/400/380, 3300/6600/11000 Volt Generator Options (50 Hz)
    • 480/4160/13200 Volt Generator Options (60 Hz)
    • 8/15/23M harness
    • 8.7/15 kV Cross, Differential, Current Transformers (CCCT, DCT, CT)
    • Cable access box
  • Governing System
    • Load share module
  • Starting/charging
    • Battery diconnect switch
    • 45A, 24V charging alternator (requires engine driven pumps)
    • 24V Starting Motors
    • 20A Battery Charger
    • Battery with cables and rack (shipped loose)