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G3516C Gas Generator Sets

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.

G3516C

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Cat® G3516C (Up to 1012 kW) Low Energy Gas Generator models' industry leading design provides high efficiency while meeting emissions standards.

Continuous Rating
1555 ekW
Fuel Type
CMM
Maximum Electrical Efficiency
37.70%
Maximum Standby Rating
1500
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  • Specifications
  • Features
  • Standard Equipment

Specifications

Generator Set Specifications specifications
Continuous Rating 1555 ekW
Fuel Type CMM
Maximum Electrical Efficiency 37.70%
Maximum Standby Rating 1500
Frequency 50 / 60 Hz
RPM 1500/1800

Features

Cat G3516C 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

SR4B 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

Standard Equipment

Air Inlet
  • Two-element single-stage air cleaner with enclosure and service indicator
Control Panels
  • EMCP 4.3
Cooling
  • Jacket water and SCAC driven pumps and bypass lines
  • 2nd Stage SCAC-Cat Flange
  • Engine driven water pumps for jacket water and aftercooler
  • Jacket water and SCAC thermostats
  • ANSI/DN customer flange connections for JW inlet and outlet
Exhaust
  • Integrated Sensing Module (ISM)
  • Cat-flanged face outlet on turbocharger
  • Provides exhaust port temperatures and stack temperature to customer supplied screen via CCM
  • Dry exhaust manifolds, insulated and shielded
Fuel System
  • 24V ETR Gas Shutoff Valve
  • Engine installed, fuel metering valve
  • Throttle plate, 24V DC actuator, controlled by ECM
  • 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
  • Fuel Filter
Ignition System
  • Individual Cylinder Detonation Sensitive Timing (DST) 
  • Electronic Ignition System (controlled by ECM) 
Fuel system
  • Electronic fuel metering valve
Generator
  • Anti-condensation space heater
  • Busbar connections
  • Class H Insulation & Class F temperature rise
  • Reactive Droop
  • Permanent Magnet Excitation
General
  • RH Service
  • Operation and maintenance manuals
  • Crankshaft Vibration Damper and Guard
  • Parts Book
Starting/Charging
  • 24V starting motors

Optional Equipment

Air Inlet

  • Vertical, horizontal dual element air cleaner
  • Enclosure mounting brackets and piping
  • Air cleaner with precleaner

Control Panel

  • Local NFPA99-110 Alarm Module w/LEDs
  • Synchronizing Module
  • Remote 24V 8/16 Light Annunciator
  • Engine Failure Relay
  • PL1000E/PL1000T Communications Module

Cooling

  • Inlet/Outlet connections
  • Jacket water coolant heater
  • Aftercooler air lines, aftercooler core replacement

Exhaust

  • Flexible Fittings
  • 14" Flange Kit
  • 406 mm Elbow Kits
  • 406 mm flange kits
  • Mufflers (15/18/25 dBA Attenuation) and spark-arresting muffler with ANSI companion flanges

Fuel System

  • 207-276kPa, 30-40 psi gas knockdown regulator
  • 14-69 kPa (2-10 psi) gas pressure regulator
  • 24VDC Gas Shutoff Valve, Gas Knockdown Regulator
  • Fuel Filter, Gas Filter

Generator

  • Cable access box
  • 8.7/15 kV Cross, Differential, Current Transformers (CCCT, DCT, CT)
  • Medium and high voltage generators and attachment
  • 480/4160/13200 Volt Generator Options (60 Hz)
  • Generator air filter

Governing System

  • Load share module

General

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

Starting/Charging

  • 60A, 24V charging alternator (requires engine driven pumps)
  • Battery removal
  • 20A battery charger
  • Battery disconnect switch
  • Battery with cables and rack (shipped loose)