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360°Exterior View

G3520H Gas Generator

Emissions

Meets most worldwide emissions requirements down to 0.5 g/bhp-hr Nox level without aftertreatment

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 provide extensive post-sale support including maintenance and repair agreements. Cat dealers have over 1,800 dealer branch stores operating in 200 countries. The Caterpillar S•O•S℠„ program cost effectively detects internal engine component condition, even the presence of unwanted fluids and combustion by-products

CAT SR5 Generator

Designed to match performance and output characteristics of Caterpillar gas engines. Industry leading mechanical and electrical design. High efficiency

CAT EMCP4.3 Control Panel

The EMCP controller features the reliability and durability you have come to expect from your Cat equipment. EMCP4.3 is a scalable control platform designed to ensure reliable generator set operation, providing extensive information about power output and engine operation. EMCP4.3 systems can be further customized to meet your needs through programming and expansion modules.

Proven System

Field proven in a wide range of apllications worldwide, fully protype tested, and certified torsional vibration analysis available

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. 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

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

Engine Specifications
Compression Ratio 12.1
Generator Set Specifications
Frequency 50/60 Hz
Generator Sets Specification
Maximum Continuous Rating 2519 / 2500 ekW
Generator Set Specifications
Fuel Type Natural Gas
Generator Sets Specifications
Maximum Electrical Efficiency 45.30%
Frequency 50 / 60 Hz
RPM 1500
Engine Specifications
Engine Model G3520H
Displacement 97.5 l (5956 inu00b3)
Aspiration TA
Bore 170 mm (6.7 in)
Stroke 215 mm (8.5 in)
Generator Set Dimensions
Length 7668 mm (302 in)
Width 2173 mm (86 in)
Height 2473 mm (97 in)
Dry Weight - Genset 25285 kg (54675 lb)

Standard Equipment

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

Optional Equipment

  • Air Inlet
    • Mounting Brackets and Piping
    • Air cleaner with precleaner
  • Circuit Breaker
    • Frame Mounting
    • No UV trip or package mounted CB Wiring
    • MP- Frame 6 Pole Bottom Cable Entry
    • 4000/5000A Neutral Current Transformer Automatic Selection
  • Control Panel
    • Local alarm module
    • Remote annuciator
    • Remote Communications Module (PL1000T, PL1000E)
    • Synchronizing module
    • Engine failure relay
    • Cat Connect: Ehternet, Satellite, Cell Telematics
    • Local PC Monitorring
    • Remote PC Monitorring
    • 16 Point/32 Light Annunciator, Shipped Loose
    • Discrete I/O Module, 12 Digital Inputs, 8 ‘Form C’ Relay
  • Cooling
    • Coolant level drain line with valves, fan with guard
    • Inlet/Outlet connections
  • Exhaust
    • Flange
    • Exhaust Expander
    • Elbow
    • Flexible Fitting
    • Muffler and spark-arresting muffler with companion flanges
  • Fuel System
    • Fuel filter
    • Gas pressure regulator
    • Gas shutoff valve 24V, ETR (Energized-To-Run)
    • Gas Knockdown Regulator
  • Generator
    • Low voltage extension box
    • Cable access box
    • Bearing temperature detectors
    • European bus bar
    • Generator air filter
    • Medium and high voltage generators and attachment
    • Manual voltage control
  • General
    • US AID Emblem
    • Special paint order
    • Tool set
    • Digital diagnostic tool
  • Starting/Charging
    • 24V starting motors
    • Battery with cables and rack (shipped loose)
    • Jacket water heater
    • 60A, 24V charging alternator (requires engine driven pumps)

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