G3512E Gas Generator Set

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

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

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
Renee HerndonRenee Herndon
21:55 29 Feb 24
Dalton was very helpful, The road construction, however, was not! 😂I would rather have to sand paper an alligators @$$ in a phone booth that to get in that mess again.
Michael BirrenMichael Birren
14:58 24 Feb 24
I purchased a used C-15 from a customer of Greg Pool was a running take out. I picked up the engine from the Greg Pool Cat near Nags Head NC. They started they had done all service on this engine stated the hours and all items replaced during the life of engine under their care. I just recently put the engine in my boat after 2 years of building the vessel I find that everything they said about the engine was a LIE!!! Turbo was Bad, After cooler was not updated to the newer version for the C-15 it was missing a terminal Resistor that was clearly stolen off the engine which created a major issue with start up upon installation. Greg Pool Caterpillar stated the hours at 3300 we find out there were 5700 hours. I didn’t do a start up or test run which I regret because i was dealing with a Caterpillar dealer i thought i could trust them. Clearly not Buyers Be Ware if your dealing with Greg Pool Caterpillar in NC. I have 3 of the C-15 engines in my Work boats here in Tampa Fl and my Cat dealership here is Ring power who have done an amazing job to get me going with this Engine. I am very Disappointed in The Caterpillar company for allowing such A dealership to exist.
David LawrenceDavid Lawrence
13:04 22 Feb 24
Brandon PierceBrandon Pierce
22:00 18 Feb 24
Darin NoeDarin Noe
01:17 16 Feb 24
Jose SotoJose Soto
15:26 23 Sep 23
Hunter ElliottHunter Elliott
16:17 07 Sep 23
Rick Kelly-CrapseRick Kelly-Crapse
21:06 25 Aug 23
They had all my parts for my 3208 Cat.Friendly folks at parts counter.
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