G3512K 1530 kW

Gas Generator Sets G3512K

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Key Specs

Continuous Rating
1530 ekW @ 1.0pf
1530 ekW @ 1.0pf
Fuel Type
Natural Gas & Propane
Natural Gas & Propane
Maximum Electrical Efficiency
45.3%
45.3%

Overview

1502 - 1530 kW Gas Generator

From natural gas to biogas, coal mine gases, or hydrogen fuel blends to support combined heat and power (CHP), emergency power, and local grid support applications, Caterpillar has a wide range of reliable gas power solutions.

Benefits

Up to 45.3% Electrical Efficiency

Industry leading 45.3% electrical efficiency on a 1.5 MW package. 

As low as 6 minute Start to Full Load Time

Faster start-to-full-load performance and improved transient response enable the G3512K to become available more quickly and adapt seamlessly to rapid load changes

Fuel Flexible

Multiple fuel options with natural gas and propane available now. Biogas, sewage and landfill gas, coal mine methane (CMM), and up to 25% hydrogen cofigurations coming in 2026

Product Specifications for G3512K

Continuous Rating 1530 ekW @ 1.0pf 1530 ekW @ 1.0pf
Fuel Type Natural Gas & Propane Natural Gas & Propane
Maximum Electrical Efficiency 45.3% 45.3%
Frequency 50 / 60 Hz 50 / 60 Hz
RPM 1500 1500
Speed 1500 RPM 1500 RPM
Frequency 50/60 Hz 50/60 Hz
Engine Model G3512K G3512K
Displacement 3576 in³ 58.6 l
Aspiration TA TA
Bore 6.7 in 170 mm
Stroke 8.5 in 215 mm
Compression Ratio 10.5 10.5
Governor Type Adem 6 Adem 6
Length 215 in 5466 mm
Width 71.97 in 1828 mm
Height 89.49 in 2273 mm
Dry Weight - Genset 37,082 lb 16,820 kg

G3512K Standard Equipment

Cooling

  • Engine driven water pumps for jacket water and aftercooler.
  • SCAC control valve
  • Jacket water and SCAC thermostats.
  • ANSI/DN customer flange connections for JW inlet and outlet.

Control Panel

  • ECS 100 with colored HMI
  • Ethernet Telematics

Air Inlet

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

Governing System

  • ADEM 6

Exhaust

  • Center section cooled turbocharger with Cat flanged outlet.
  • Dry exhaust manifolds, insulated and shielded.
  • 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
  • EN7462/CSAB149:3, NFPA37
  • 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

  • Operation and maintenance manuals
  • Busbar connections
  • IVR - Intergrated voltage regulator
  • Paint- Caterpillar Yellow except rails gloss black
  • Parts book
  • Reactive droop
  • Winding temperature detectors
  • Crankshaft Vibration Damper and Guard
  • RH/LH Service
  • Anti-condensation space heater
  • SR5 / N9500

Lube

  • Electric Pre-lube pump

Starting/Charging

  • 24V starting motors

Ignition System

  • Integrated Cylinder Pressure Sensor (ICPS)
  • Electronic Ignition System (controlled by ADEM 6)

G3512K Optional Equipment

Control Panel

  • Load Share Module
  • ECS 200 with colored HMI
  • Cellular telematics
  • Expandable Ethernet modules
  • Remote HMI displays
  • CAN 2 connection point
  • Expandable I/O

Air Inlet

  • Off Engine Air Cleaner - Mounting Brackets and Piping

Circuit Breaker

  • LSI/LSIG/LSIG-P Long-Time, Short-Time, Instantaneous Annunciator, ground fault protect, ground fault annunciate
  • Non-par/Par Breakers
  • Rear-mounted
  • 5000A 3-Pole IEC/ULCSA Rated Circuit Breakers

Cooling

  • Coolant level drain line with valves
  • Inlet/Outlet RH and LH connections

Lube

  • Ship oil filled or dry(Ultra40)
  • SYNHP (only ship dry)
  • Oil Level Regulator

Starting/Charging

  • Battery with cables and rack (shipped loose)
  • Engine barring device
  • Jacket water heater (220/400/240/480V)
  • 60A, 24V charging alternator (requires engine driven pumps)

Exhaust

  • Muffler and spark-arresting muffler with companion flanges
  • Flange, Elbow, and Flexible Fitting
  • Exhaust Expander

Fuel System

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

Generator

  • Cable access box
  • Thermostate for space heater
  • Generator space heater (with optional heater control)
  • Manual voltage control
  • NEMA/IEC Busbars
  • Bearing temperature detectors
  • Generator air filter
  • Medium and high voltage generators and attachment
  • Current transformer, differential current transformer, potential transformer
  • Low voltage extension box

General

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

Package

  • Seismic Isolators
  • Spring Isolators

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G3512K Gas Generator Set

G3512K Gas Generator Set

G3512K Gas Generator Set

G3512K Gas Generator Set

G3512K Gas Generator Set
G3512K Gas Generator Set
G3512K Gas Generator Set
G3512K Gas Generator Set

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