G3520C Gas Generator

Maximum Electrical Efficiency
40.4%
Maximum Standby Rating
2000
Engine Model
G3520C
Maximum Continuous Rating
2082

Specs

Gas Generator Sets Specification

Maximum Electrical Efficiency
40.4%
Maximum Standby Rating
2000

Engine Specification

Engine Model
G3520C

Generator Sets Specification

Maximum Continuous Rating
2082

Generator Set Specifications

Fuel Type
Natural Gas, Biogas, Coal Gas

Generator Sets Specifications

Frequency
50 / 60 Hz
RPM
1200 / 1500 / 1800 rpm
Maximum Electrical Efficiency
40.10%
Maximum Standby Rating
2000

Engine Specifications

Bore
6.7in
Stroke
7.5in
Displacement
5270in³
Aspiration
TA
Engine Model
G3520C
Compression Ratio
11.3
Fuel System
Natural Gas, Biogas, Coal Gas

Generator Set Dimensions

Length
249in
Width
79in
Height
92in
Dry Weight - Genset
37959lb
Weight

Features

Emissions

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

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

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 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 SR4B or SR5 Generator

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

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.

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

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

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

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

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

Standard Equipment

  • Air Inlet
    • Two-element single-stage air cleaner with enclosure and service indicator
  • Control Panel
    • EMCP II+ or EMCP4.3
  • Cooling
    • Engine driven water pumps for jacket water and aftercooler
    • Jacket water and SCAC driven pumps
    • Jacket water and SCAC thermostat and outlet--ANSI 6 in/DN150
    • 2nd Stage SCAC-Cat Flange
    • ANSI Class 6 in/DN customer flange connections for JW inlet and outlet
  • 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
    • Throttle plate, 24V DC actuator, controlled by GECM
    • 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
    • 24V ETR Gas Shutoff Valve
  • Ignition System
    • Electronic Ignition System (controlled by GECM) 
    • Individual Cylinder Detonation Sensitive Timing (DST) 
  • Generator
    • SR4B or SR5
    • 3-phase brushless, salient pole
    • Permanent Magnet Excitiation
    • Caterpillar's Digital Voltage Regulator (CDVR) with 3-phase sensing and KVAR/PF control
    • Class F Insulation & temperature rise
    • Anti-condensation space heater
    • Reactive droop 
    • Winding temperature detectors
    • Bus bar connections
  • General
    • Crankshaft Vibration Damper and Guard
    • Operation and maintenance manuals
    • RH Service
    • Parts Book

Optional Equipment

  • Air Inlet
    • Enclosure Mounting Brackets and Piping
    • Air cleaner with precleaner
  • Contol Panel
    • Local NFPA99-110 Alarm Module w/LEDs
    • Custom 8-Light Alarm Module
    • Synchronizing Module
    • Engine Failure Relay
    • PL1000E/PL1000T Communications Module
    • Remote 24-32V 8/16 Annunciator
  • Cooling
    • Aftercooler air lines, aftercooler core replacement
    • Jacket water coolant heater
    • Engine pumps
    • Inlet/Outlet connections
  • Exhaust
    • 305/360/406 mm flange kits
    • Exhaust expanders
    • Flexible fittings
    • 305/360/406 mm Elbow Kits
    • Mufflers (15/18/25 dBA Attenuation) and spark-arresting muffler with ANSI companion flanges
  • Fuel System
    • 14-69 kPa (2-10 psi) gas pressure regulator
    • 207-276kPa, 30-40 psi gas knockdown regulator
    • Fuel filter
    • 24V DC Gas shutoff valve
  • Generator
    • Low voltage extension box
    • Cable access box
    • Bearing temperature detectors
    • Generator air filter
    • Medium and high voltage generators and attachment
    • 8.7/15 kV Class  Current Transformers (CCCT, DCT, CT)
    • Annunciator Modules
    • 50 Hz--3300/6600 Volt Generator Options
    • 60 Hz--480/4160 Volt Generator Options
    • Generator Removal
    • European Bus Bars
  • Governing System
    • Load share module
  • Starting/charging
    • 24V starting motors
    • Battery with cables and rack (shipped loose)
    • Jacket water heater
    • 60A, 24V charging alternator (requires engine driven pumps)
    • Battery diconnect switch