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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 1515 ekW / 1505 ekW @1.0pf 1515 ekW / 1505 ekW @1.0pf Less

Generator Set Specifications

Fuel Type Natural Gas Natural Gas Less

Generator Sets Specifications

Maximum Electrical Efficiency 44.9 44.9 Less
Frequency 50 / 60 Hz 50 / 60 Hz Less
RPM 1500 rpm 1500 rpm Less

Engine Specifications

Engine Model G3512H G3512H Less
Displacement 3574.0 in³ 59.0 l Less
Aspiration TA TA Less
Bore 6.7 in 170.0 mm Less
Stroke 8.5 in 215.0 mm Less
Governor Type ADEM A4 ADEM A4 Less

Generator Set Dimensions

Length 223.0 in 5656.0 mm Less
Width 76.0 in 1921.0 mm Less
Height 91.0 in 2308.0 mm Less
Dry Weight - Genset 31085.0 lb 14100.0 kg Less

Emissions

Full Range of Attachments

World Wide Product Support

SR5 Generator

EMCP4.2 Control Panel

Proven System

CAT G3512H Gas Engine

CAT Electronic Control System

G3512H Standard Equipment

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

Cooling
  • Jacket water and SCAC thermostats
  • 2nd Stage CAT Flange
  • ANSI Class 150 JW Connection
  • Engine driven pumps for jacket water and aftercooler cooling
  • Engine driven water pumps for jacket water and after cooler

Control Panels
  • EMCP 4.3
  • Dedicated customer wiring terminals

Control Panel
  • EMCP4.3

Exhaust
  • Dry exhaust manifolds insulated and shielded
  • Center section cooled turbocharger with CAT flanged outlet
  • Center section cooled turbocharger with Cat flanged outlet

Generator
  • High efficiency low voltage Cat generator, permanent magnet excitation, digital regulation, IP23 water ingress protection, & form wound construction.

Starting/Charging
  • Electric Starter

General
  • Paint - Caterpillar Yellow except rails and radiators gloss black
  • Crankshaft vibration damper and guard

G3512H Optional Equipment

Air Inlet
  • Mounting brackets and piping
  • Air cleaner with precleaner

Control Panels
  • Remote annunciator

Circuit Breakers
  • Frame mounting circuit breaker orientation
  • No UV trip or package CB wiring
  • 2500A 3-pole IEC rated circuit breakers
  • Rear Mounted Circuit Breaker
  • 3000A/3200A/4000A UL100% Rated Masterpact circuit breaker (60 Hz only)
  • LSI Long-Time, LSI-P Long-Time, LSIG Long-Time, LSIG-P Long-Time,

Control Panel
  • Language Options
  • Cable Shroud Location
  • Engine failure relay
  • Remote annunciator
  • Discrete I/O module, 12 digital points, 8 'Form C' relay
  • 16 point/32 light annunciator with NFPA99-110/CSA282 configuration
  • Empty Upper Box Right/Left
  • Local Alarm module
  • Synchronization module
  • Cat Connect: Ethernet, satellite, or cell telematics
  • Local/Remote PC Monitorring
  • Right/Left/Rear Extension Box

Cooling
  • Remote radiator for JW and SCAC circuits
  • Inlet/Outlet connections
  • 220V (50Hz), 240V (60Hz), 480V (60Hz) JW heater

Exhaust
  • Flexible fitting [305mm x 305mm (12in. X 12in.)] w/ 12 bolt-flanges
  • 406mm (16in.) sparking-arresting muffler with companion flange
  • Exhaust expander [250mm-329mm (10in-12in)]
  • 305mm (12 in.) flange
  • Muffler options
  • Elbow exhaust

Fuel System
  • 1/2" NPT gas train conduit connectors
  • 3, 0-100kPag 4-20mA gas train pressure sensors
  • Fuel Filter
  • Gas knockdown regulators

General
  • Digital Diagnostic tool
  • US Aid emblem
  • Special Paint Order
  • Tool Set

Generator
  • Generator air filter
  • Manual voltage control
  • Cable access box
  • Medium and high voltage generators and attachments
  • RTD Monitorring
  • Bearing temperature detectors

Governing System
  • ADEM A4 4-20mA (0-5V) speed input

Starting/Charging
  • 45A 24V Charging alternator (requires engine driven pumps)
  • Battery with cables and rack
  • Jacket water heater
  • 24V Starting motors
  • 20A 24VDC battery charger
  • 20A, 24VDC battery charger
  • 45A, 24V charging alternator (requires engine driven pumps)
  • Jacket water heater

Why Choose Cat® Electric Power?

Caterpillar offers a comprehensive variety of electric power systems, customised to fit your needs. Our specialised 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 organises 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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