Electric Power

  • Specs Summary
  • Fuel Type
    Natural Gas
  • Maximum Electrical Efficiency
    42.2%
  • Gas Standby Rating
    1000 ekW
  • Emissions/Fuel Strategy

G3512E Gas Generator Set

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

  • Fuel Type Natural Gas
  • Maximum Electrical Efficiency 42.2%
  • Maximum Standby Rating -
  • Frequency 50Hz
  • Gas Standby Rating 1000 ekW
  • rpm 1500

Engine Specification

  • Engine Model G3512E
  • Bore 6.7 in (170 mm)
  • Stroke 7.5 in (190 mm)
  • Displacement 3158 in3 (52 L)
  • Aspiration TA

Generator Set Dimension

  • Length 181 in (4594 mm)
  • Width 65 in (1647 mm)
  • Height 89 in (2255 mm)
  • Dry weight genset 27475 lb (12460 kg)

Generator Set Configurations

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 Temperature 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 radiators gloss black
  • Crankshaft vibration damper and guard
  • Operation and maintenance manuals
  • Parts book

Optional Equipment

Air Inlet

  • Air cleaner with precleaner
  • 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