G3512E 1200kW

Gas Generator Sets G3512E

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Key Specs

Continuous Rating
1200 ekW
1200 ekW
Fuel Type
Natural Gas
Natural Gas
Maximum Electrical Efficiency
42.30%
42.30%

Overview

700 -1200kW Natural 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.

Benefits

Up to 9% owning & operating cost savings

Higher electrical efficiency paired with extended maintenance intervals increases uptime and reduces costs

Up to 20% Lower lube oil consumption

Leading to lower service costs and extended maintenance intervals

Up to 20% Lower lube oil consumption

Leading to lower service costs and extended maintenance intervals

Product Specifications for G3512E

Continuous Rating 1200 ekW 1200 ekW
Fuel Type Natural Gas Natural Gas
Maximum Electrical Efficiency 42.30% 42.30%
Maximum Standby Rating - -
Frequency 50 Hz 50 Hz
Speed 1500 rpm 1500 rpm
Bore 6.7 in 170 mm
Aspiration TA TA
Engine Model G3512E G3512E
Stroke 7.5 in 190 mm
Displacement 3158 in³ 52 l
Length 181 in 4594 mm
Width 65 in 1647 mm
Height 89 in 2255 mm
Dry Weight - Genset 27475 lb 12460 kg

G3512E Standard Equipment

Air Inlet

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

Control Panel

  • EMCP 4.3

Cooling

  • Jacket water and SCAC engine-driven pumps
  • Jacket water and SCAC thermostats

Exhaust

  • Dry exhaust manifolds, insulated and shielded
  • Individual exhaust port and turbocharger outlet wired to integrated temperature sensing module (ITSM) with GCEM providing alarms and shutdowns
  • Cat-flanged face outlet on turbocharger

Fuel System

  • Engine-installed electronic control valve
  • 24V DC energized-to-run (ETR) gas shutoff valve
  • Gas pressure regulator

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

General

  • Paint- Caterpillar Yellow except rails are gloss black
  • Parts book
  • Crankshaft vibration damper and guard
  • Operation and maintenance manuals
  • RH Service

Generator

  • SR4B
  • Permanent Magnet Excitiation
  • Caterpillar's Digital Voltage Regulator (CDVR) including reactive droop capability, 3-phase voltage sensing, KVAR/PF modes, RFI suppression, and a min/max exciter
  • Anti-condensation space heater
  • Winding temperature detectors
  • NEMA Class H insulation

Governing System

  • ADEM A4

Ignition System

  • Electronic Ignition System (controlled by GECM)
  • Individual Cylinder Detonation Sensitive Timing (DST)

Starting/Charging

  • Electric Starter

G3512E Optional Equipment

Air Inlet

  • Mounting brackets and piping
  • Air cleaner with precleaner

Circuit Breakers

  • Frame mounting
  • Right, left, rear mounted
  • 3-pole (IEC 947-2 rated)
  • 100% rated, 3-pole (UL/CSA/IEC) 5th Digit Rating
  • S LSI, G LSIG, P LSIG-P, 4th Digit Type
  • 1200A, 3 Pole, UL-100% Rated P-Frame Circuit Breakers
  • 1600A, 2000A 3 Pole, UL-100% Rated R-Frame Circuit Breakers
  • 2000A 3 Pole, UL-100% Rated Masterpact Circuit Breakers

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

Control Panel

  • Local alarm module
  • Remote annunciator
  • Local PC monitoring
  • Remote PC monitoring
  • Engine failure relay

Exhaust

  • 305 mm (12 in.) Flange
  • 250mm-329mm Flange Expander
  • Flexible fittings

Fuel System

  • Remote mounted gas train, sized for 31.5 MJ/Nm3 (800 btu/cu ft) dry pipeline natural gas with inlet pressure range of 19.2 to 48.3 kPa (2.78 to 7 psi).

General

  • US AID emblem
  • Special paint order
  • Tool set
  • Digital diagnostic tool

Generator

  • Cable access box
  • Bearing temperature detectors
  • Generator air filter
  • European bus bars

Starting/Charging

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

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