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G3520H

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Overview

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.

Generator Set Specification

  • Maximum Continuous Rating 2519 / 2500 ekW @ 1.0pf 2519 / 2500 ekW @ 1.0pf

Generator Set Specifications

  • Fuel Type Natural Gas Natural Gas
  • Maximum Electrical Efficiency 45.30% 45.30%
  • Frequency 50 / 60 Hz 50 / 60 Hz
  • RPM 1500 1500
  • Frequency 50/60 Hz 50/60 Hz

Engine Specifications

  • Engine Model G3520H G3520H
  • Displacement 5956.0 in³ 97.5 l
  • Aspiration TA TA
  • Bore 6.7 in 170.0 mm
  • Stroke 8.5 in 215.0 mm
  • Compression Ratio 12.1 12.1

Generator Set Dimensions

  • Length 302.0 in 7668.0 mm
  • Width 86.0 in 2173.0 mm
  • Height 97.0 in 2473.0 mm
  • Dry Weight - Genset 54675.0 lb 25285.0 kg

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

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

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

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

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

G3520H 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

G3520H Optional Equipment

Air Inlet

  • Mounting Brackets and Piping
  • Air cleaner with precleaner

Circuit Breaker

  • MP- Frame 6 Pole Bottom Cable Entry
  • 4000/5000A Neutral Current Transformer Automatic Selection
  • No UV trip or package mounted CB Wiring
  • Frame Mounting

Control Panel

  • 16 Point/32 Light Annunciator, Shipped Loose
  • Remote Communications Module (PL1000T, PL1000E)
  • Remote annuciator
  • Local PC Monitorring
  • Discrete I/O Module, 12 Digital Inputs, 8 'Form C' Relay
  • Cat Connect: Ehternet, Satellite, Cell Telematics
  • Engine failure relay
  • Local alarm module
  • Synchronizing module
  • Remote PC Monitorring

Cooling

  • Inlet/Outlet connections
  • Coolant level drain line with valves, fan with guard

Exhaust

  • Muffler and spark-arresting muffler with companion flanges
  • Flange
  • Elbow
  • Flexible Fitting
  • Exhaust Expander

Fuel System

  • Gas Knockdown Regulator
  • Fuel filter
  • Gas pressure regulator
  • Gas shutoff valve 24V, ETR (Energized-To-Run)

Generator

  • Bearing temperature detectors
  • Cable access box
  • Low voltage extension box
  • Manual voltage control
  • European bus bar
  • Generator air filter
  • Medium and high voltage generators and attachment

General

  • Digital diagnostic tool
  • Special paint order
  • Tool set
  • US AID Emblem

Starting/Charging

  • Battery with cables and rack (shipped loose)
  • 60A, 24V charging alternator (requires engine driven pumps)
  • 24V starting motors
  • Jacket water heater

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