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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.

Gas Generator Sets Specification

Units:
Maximum Continuous Rating 1000 ekW 1000 ekW Less
Fuel Type Natural Gas Natural Gas Less
Maximum Electrical Efficiency 42.2% 42.2% Less
Maximum Standby Rating - - Less
Frequency 50Hz 50Hz Less
rpm 1500 1500 Less

Engine Specification

Engine Model G3512E G3512E Less
Bore 6.7 in 170.0 mm Less
Stroke 7.5 in 190.0 mm Less
Displacement 3158.0 in3 52.0 L Less
Aspiration TA TA Less

Generator Set Dimension

Length 181.0 in 4594.0 mm Less
Width 65.0 in 1647.0 mm Less
Height 89.0 in 2255.0 mm Less
Dry weight genset 27475.0 lb 12460.0 kg Less

G3512E Standard Equipment

Air Inlet

Control Panels
  • Kilowatt transducer (ship loose)

Cooling
  • ANSI/DN customer flange connections for JW inlet and outlet
  • Cat flanges on SCAC circuit
  • JW thermostats

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

Generator
  • SR4B
  • Caterpillar's Digital Voltage Regulator (CDVR) with 3-phase sensing and KVAR/PF control
  • Reactive droop
  • Bus bar connections
  • Winding temperature detectors
  • Anti-condensation space heater
  • Bearing temperature detectors

Starting/Charging
  • 24V starting motors
  • Battery disconnect switch

General
  • Paint - Caterpillar Yellow except rails and radiatorsgloss black
  • Crankshaft vibration damper and guard
  • Operation and maintenance manuals
  • Parts book

G3512E Optional Equipment

Air Inlet
  • Air cleaner with preleaner
  • Two element, single-stage air cleaner with enclosure and service indicator

Control Panels
  • Local alarm module
  • Remote annuciator
  • Remote Communications Module (PL1000T, PL1000E)
  • Wall mount EMCP II+

Cooling
  • Inlet/Outlet connections
  • SCAC thermostats

Exhaust
  • Flange
  • Exhaust expander
  • Elbow
  • Flexible fitting

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

Generator
  • Low voltage extension box
  • Cable access box
  • European bus bar

Start/Charging
  • Battery charger
  • Oversized battery
  • Jacket water heater
  • Battery with cable and rack (shipped loose)

General
  • Crankcase explosion relief valve
  • Engine barring group
  • EEC D.O.I and other certifications

Cat® Dealer Service

Buy any piece of Cat® equipment and also get the full support and commitment of your local Cat Dealer.

Contact your local dealer
Biogas Project Financing

Cat Financial stands behind a wide range of projects utilizing renewable biogas to fuel generator sets.

See our Offers