Electric Power

  • Specs Summary
  • Fuel Type
    Natural Gas, Biogas, Coal Gas
  • Maximum Electrical Efficiency
    40.4%
  • Gas Standby Rating
    2077 ekW
  • Emissions/Fuel Strategy

G3520C Gas Generator

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, Biogas, Coal Gas
  • Maximum Electrical Efficiency 40.4%
  • Maximum Standby Rating 2000
  • Frequency 50/60Hz
  • Gas Standby Rating 2077 ekW
  • rpm 1200/1500/1800rpm

Engine Specification

  • Engine Model G3520C
  • Bore 6.7 in (170 mm)
  • Stroke 7.5 in (190 mm)
  • Displacement 5270 in3 (86 L)
  • Aspiration TA

Generator Set Dimension

  • Length 251 in (6367 mm)
  • Width 79 in (1997 mm)
  • Height 92 in (2340 mm)
  • Dry weight genset 37959 lb (17215 kg)

Generator Set Configurations

Standard Equipment

Air Inlet

  • Two-element single-stage air cleaner with enclosure and service indicator

Control Panels

  • EMCP II+

Cooling

  • Engine driven water pumps for jacket water and after cooler
  • Jacket water and SCAC thermostats
  • ANSI/DN customer flange connections for JW inlet and outlet

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

  • 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

Generator

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

Starting/Charging

  • 24V starting motors
  • Battery with cables and rack(shipped loose)
  • Battery disconnect switch
  • 60A, 24V charging alternator (standard on 60Hz 1800 rpm only)

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

  • Mounting stand
  • Air cleaner with precleaner

Control Panels

  • Local alarm module
  • Remote annuciator
  • Remote Communications Module (PL1000T, PL1000E)
  • Synchronizing module
  • Engine failure relay

Cooling

  • Remote radiator for JW and SCAC circuits, level switch included but not wired
  • Coolant level drain line with valves, fan with guard
  • Inlet/Outlet connections

Exhaust

  • Flange
  • Exhaust expander
  • Elbow
  • Flexible fitting
  • Muffler and spark-arresting muffler with companion flanges

Fuel System

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

Generator

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

Start/Charging

  • Battery charger
  • Oversized battery
  • Jacket water heater
  • Charging alternator

General

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