New | G3520E Gas Generator Set

G3520E Gas Generator

Generator Set Specification
Maximum Continuous Rating2022
Generator Set Specifications
Fuel TypeNatural Gas
Maximum Electrical Efficiency41.50%
Maximum Standby Rating2022
Frequency50
RPM1500
Engine Specifications
Engine ModelG3520E
AspirationTA
Bore6.7 in
Stroke7.5 in
Fuel SystemNatural Gas
Compression Ratio11.9
Generator Set Dimensions
Length271 in
Width79 in
Height107 in
Dry Weight - Genset39306 lb

  • 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

  • designed To Operate In Standard Ambient Temperatures Up To 43°c (110°f
  • contact Your Cat Dealer For Specific Ambient And Altitude Capabilities

  • 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

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)

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