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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 Sets Specification

Units:
Maximum Continuous Rating 2027 / 2007 ekW 2027 / 2007 ekW Less

Generator Set Specifications

Fuel Type Natural Gas Natural Gas Less

Generator Sets Specifications

Maximum Electrical Efficiency 44.70% 44.70% Less
Frequency 50 / 60 Hz 50 / 60 Hz Less
RPM 1500 / 1800 rpm 1500 / 1800 rpm Less

Generator Set Dimensions

Length 291.0 in 7395.0 mm Less
Width 84.0 in 2139.0 mm Less
Height 95.0 in 2402.0 mm Less
Dry Weight - Genset 40384.0 lb 18315.0 kg Less

Engine Specifications

Engine Model G3516H G3516H Less
Displacement 4765.0 in³ 78.0 l Less
Aspiration TA TA Less
Bore 6.7 in 170.0 mm Less
Stroke 8.5 in 215.0 mm Less
Compression Ratio 12.1 12.1 Less
Fuel System Nat Gas Nat Gas Less

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 G3516H 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

G3516H Standard Equipment

Control Panels
  • EMCP4.3

Air Inlet
  • Two-element single-stage air cleaner with enclosure and service indicator
  • Package Mounted Air Cleaner with service indicator
  • Package Mounted Air Cleaner with service indicator

Circuit Breakers
  • 4000A, 3-Pole UL Rated
  • 4000A, 3-Pole IEC Rated

Cooling
  • Engine driven water pumps for jacket water and after cooler
  • Jacket water and SCAC driven pumps
  • Jacket water and SCAC driven thermostats
  • 2nd stage SCAC-Cat Flange
  • ANSI Class 150/DN custom 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 temperature sensing module (ITSM) with GCEM 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

Ignition System
  • Electronic Ignition System (controlled by ADEM A4) 
  • Individual Cylinder Detonation Sensitive Timing (DST) 

Generator
  • SR5
  • Permanent Magnet Excitiation
  • Caterpillar's Digital Voltage Regulator (CDVR) with 3-phase sensing and KVAR/PF control
  • Anti-condensation space heater
  • Reactive Droop
  • Winding temperature detectors

General
  • Paint- Caterpillar Yellow except rails and radiators gloss black 
  • “Stationary Use Only” Label in Correspondence with EPA Nonroad Mobile SI rule 
  • Crankshaft vibration damper and guard
  • Operation and maintenance manuals
  • RH Service
  • Parts book

Governing System
  • ADEM A4 4-20mA (0-5V) Speed Input 

G3516H Optional Equipment

Air Inlet
  • Heavy Duty air cleaner with precleaner
  • Mounting brackets and piping
  • Air cleaner with precleaner

Circuit Breakers
  • Frame Mounting
  • Lower & Upper Covers, Extension Box Roof Cover
  • Bus Bar Mounting
  • No UV trip or package mounted CB Wiring
  • MP-Frame 3 Pole Bottom Cable Entry or MP- Frame 6 Pole Bottom Cable Entry   
  • 2500/3000/3200A or 4000/5000A Neutral Current Transformer Automatic Selection 

Control Panels
  • Remote monitoring software
  • Local alarm module
  • Synchronizing module
  • Remote Monitoring & Control
  • Cross-Current Compensation Current Transformer-- 8.7/15 kV Classes
  • Cat Connect: Ehternet, Satellite, Cell Telematics
  • Local/Remote PC Monitorring 
  • RTD Module
  • Remote RS485, 32-light Annunciator
  • 16 Point/32 Light Annunciator with NFPA99-110/CSA282 Configuration
  • Discrete I/O Module, 12 Digital Inputs, 8 'Form C' Relay

Cooling
  • Jacket water coolant heater
  • Engine pumps
  • Inlet/Outlet connections

Exhaust
  • Flange
  • Elbow
  • Muffler and spark-arresting muffler with ANSI companion flanges

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

Starting/Charging
  • 24V starting motors

General
  • US AID emblem
  • Special paint order
  • Tool set
  • Digital diagnostic tool
  • Battery with cables and rack (shipped loose)
  • Jacket water heater
  • 60A, 24V charging alternator (requires engine driven pumps)
  • Battery diconnect switch

Why Choose Cat® Electric Power?

Caterpillar offers a comprehensive variety of electric power systems, customized to fit your needs. Our specialized systems deliver high power and performance in industries across the globe. With Caterpillar, you get outstanding manufacturing quality, expert support, and the essential tools and applications to complete any project.

Learn More About Electric Power

EMCP 4 Generator Set Controls

Cat generator sets provide a complete factory-built solution with fully featured standard and advanced controls. Optional accessories enhance the capabilities of the genset package-mounted control system.

Learn More

Application Center

Explore valuable resources for generator sizing, specification, and training materials. SpecSizer evaluates load types, collects data, and organizes it to help you select the generator set that's best for you. Find product comparisons, technical data, product sizing, and more using our technical information portal (TIP) specifically created for consultants, architects, engineers, and owners.

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