G3520H

G3520H Gas Generator

From natural gas to biogas, coal mine gases, or hydrogen fuel blends to support combined heat and power (CHP), emergency power, and local grid support applications, Caterpillar has a wide range of reliable gas power solutions.

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Cat G3520H 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 and hydrogen mixtures
  • 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

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

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

Videos

Virtual Tours

Documents & Brochures

Standard Equipment

Control Panel
  • EMCP 4.3
Air Inlet
  • Two-element single-stage air cleaner with enclosure and service indicator
Cooling
  • Engine driven water pumps for jacket water and aftercooler
  • Jacket water and SCAC thermostats
  • ANSI/DN customer flange connections for JW inlet and outlet
Circuit Breaker
  • LSI Long-Time, Short-Time, Instantaneous Annunciator
  • Rear-mounted
  • 5000A 3-Pole IEC Rated Circuit Breakers
Exhaust
  • Center section cooled turbocharger with Cat flanged outlet
  • Dry exhaust manifolds, insulated and shielded
  • Individual exhaust port and turbocharger outlet wired to Integrated Tmeperature Sensing Module (ITSM) with GECM providing alarms and shutdowns
Fuel System
  • Electronic fuel metering valve
  • Throttle plate, 24V DC actuator, controlled by GECM
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
Ignition System
  • Electronic Ignition System (controlled by ADEM A4)
  • Individual Cylinder Detonation Sensitive Timing (DST)
Generator
  • Caterpillar's Digital Voltage Regulator (CDVR) with 3-phase sensing and KVAR/PF control
  • SR4B
  • Crankshaft Vibration Damper and Guard
  • Busbar connections
  • Paint- Caterpillar Yellow except rails gloss black
  • Winding temperature detectors
  • Operation and maintenance manuals
  • Parts book
  • Anti-condensation space heater
  • RH Service
  • SR5
  • Reactive droop
Govrerning System
  • ADEM A4 4-20mA (0-5VV) Speed Input

Additional information

Offering Type

Generator Set Specifications - Continuous Rating

2519 / 2500 ekW @ 1.0pf
Generator Set Specifications - Fuel Type

Natural Gas, Hydrogen Blend (up to 25%)
Generator Set Specifications - Maximum Electrical Efficiency

45.30%
Generator Set Specifications - Frequency

50/60 Hz
Generator Set Specifications - RPM

1500
Engine Specifications - Engine Model

G3520H
Engine Specifications - Displacement

97.5 l ( 5956 in³ )
Engine Specifications - Aspiration

TA
Engine Specifications - Bore

170 mm ( 6.7 in )
Engine Specifications - Stroke

215 mm ( 8.5 in )
Generator Set Dimensions - Length

7668 mm ( 302 in )
Generator Set Dimensions - Width

2173 mm ( 86 in )
Generator Set Dimensions - Height

2473 mm ( 97 in )
Generator Set Dimensions - Dry Weight - Genset

25285 kg ( 54675 lb )
Engine Specifications - Compression Ratio

12.1

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