G3520C

G3520C Gas Generator

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.

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Cat G3520C 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 or SR5 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

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

Worldwide 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

Virtual Tours

Documents & Brochures

Standard Equipment

Air Inlet
  • Two-element single-stage air cleaner with enclosure and service indicator
Control Panels
  • EMCP 4.3
Cooling
  • ANSI Class 6 in/DN customer flange connections for JW inlet and outlet
  • Engine driven water pumps for jacket water and aftercooler
  • 2nd Stage SCAC-Cat Flange
  • Jacket water and SCAC driven pumps
  • Jacket water and SCAC thermostat and outlet--ANSI 6 in/DN150
Exhaust
  • Dry exhaust manifolds, insulated and shielded
  • Cat-flanged face outlet on turbocharger
  • Individual exhaust port and turbocharger outlet wired to Integrated Tmeperature Sensing Module (ITSM) with GECM providing alarms and shutdowns
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
  • Electronic fuel metering valve, ANSI flange
  • Throttle plate, 24V DC actuator, controlled by GECM
  • 24V ETR Gas Shutoff Valve
Ignition System
  • Electronic Ignition System (controlled by GECM)
  • Individual Cylinder Detonation Sensitive Timing (DST)
Generator
  • 3-phase brushless, salient pole
  • Class F Insulation & temperature rise
  • Reactive droop
  • Permanent Magnet Excitiation
  • Winding temperature detectors
  • Anti-condensation space heater
  • SR4B or SR5
  • Busbar connections
  • Caterpillar's Digital Voltage Regulator (CDVR) with 3-phase sensing and KVAR/PF control
  • SR4B
General
  • Crankshaft Vibration Damper and Guard
  • RH Service
  • Parts Book
  • Operation and maintenance manuals
  • Paint - Caterpillar Yellow except rails and radiators gloss black

Additional information

Offering Type

Generator Set Specifications - Continuous Rating

2050 ekW
Generator Set Specifications - Fuel Type

Natural Gas, Biogas, Coal Gas
Generator Set Specifications - Maximum Electrical Efficiency

40.10%
Generator Set Specifications - Maximum Standby Rating

2050
Generator Set Specifications - Frequency

50 / 60 Hz
Generator Set Specifications - RPM

1200 / 1500 / 1800 rpm
Engine Specifications - Engine Model

G3520C
Engine Specifications - Displacement

86 l ( 5270 in³ )
Engine Specifications - Aspiration

TA
Engine Specifications - Bore

170 mm ( 6.7 in )
Engine Specifications - Stroke

190 mm ( 7.5 in )
Generator Set Dimensions - Length

6312 mm ( 249 in )
Generator Set Dimensions - Width

1830 mm ( 79 in )
Generator Set Dimensions - Height

2340 mm ( 92 in )
Generator Set Dimensions - Dry Weight - Genset

17215 kg ( 37959 lb )
Engine Specifications - Fuel System

Natural Gas, Biogas, Coal Gas
Engine Specifications - Compression Ratio

11.3
Generator Set Dimensions - Weight

17215 kg ( 37953 lb )

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