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G3512 with FAST RESPONSE

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      • 1000 ekW @ 0.8pf
        Gas Standby Rating
      • Natural Gas, Hydrogen Blend (up to 5%)
        Fuel Type
      • More specifications

      Benefits & Features

      Cat G3512 Gas Engine
      • Robust high speed block design provides prolonged life and lower owning operationg costs
      • Designed for maximum performance on low pressure pipeline natural gas and hydrogen blends
      • Simple open chamber combustion system for reliability and fuel flexibility
      • Leading edge technology in ignition system and air/fuel ratio control for lower emission and engine efficiency
      • One electronic control module handles all engine functions: ignition, governing, air/fuel ratio control and engine protection
      SR5 Generator
      • Designed to match performance and output characteristics of Cat gas engines
      • Industry leading mechanical and electrical design
      • High efficiency
      Cat ECS 100 Control Panel
      Cooling System
      • Designed to operate in standard ambient temperatures up to 43°C (110°F)
      • Contact your Cat Dealer for specific ambient and altitude capabilities
      Emissions
      • EPA Certified for use in Emergency and Non-Emergency applications
      • Additional a NOx selectable genset is available to meets most worldwide emissions requirements down to 0.5 g/bhp-hr NOx level without aftertreatment
      Proven System
      • Field proven in a wide range of applications worldwide
      • Fully prototype tested
      • Certified torsional vibration analysis available
      Full Range of Attachments
      • Wide range of bolt-on system expansion attachments
      • Factory designed and tested
      • Flexible packaging options for easy and cost effective installation
      Worldwide Product Support
      • Cat dealers have over 1,800 dealer branch stores operating in 200 countries
      • Your local Cat dealer provides extensive post-sale support, including maintenance and repair agreements

      specifications

      Generator Set Specifications
      Gas Standby Rating 1000 ekW @ 0.8pf
      Fuel Type Natural Gas, Hydrogen Blend (up to 5%)
      Emissions/Fuel Strategy U.S. EPA Certified for Non-Emergency Stationary Genset
      RPM 1800 rpm
      Frequency 60 Hz
      Displacement 52 l
      Compression Ratio 9.7
      Engine Specifications
      Engine Model G3512
      Displacement 52 l
      Aspiration TA
      Bore 170 mm
      Stroke 190 mm
      Generator Set Dimensions
      Length 5224 mm
      Width 2286 mm
      Height 2525 mm
      Weight 12500 kg

      Standard Equipment

      Air Inlet
      • Two-element single-stage air cleaner with enclosure and service indicator
      • Dual air cleaners, 1 per side, with service indicator
      Control Panel
      • Cat ECS 100
      Cooling System
      • Engine driven pumps for jacket water and separate circuit aftercooler
      Cooling
      • Package mounted radiator
      • Jacket water and SCAC engine-driven pumps
      • Jacket water and SCAC thermostats
      • LH or RG connections when radiator is not selected
      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
      • NOx sensor based air-fuel-ratio control
      • Pipeline Natural Gas: 800-1000 BTU/scf and 70-100 Methane Number
      • Gas Train: NFPA37 and CSA B149.3
      • 0.5 to 5 psi engine fuel inlet pressure
      Fuel System
      • 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
      • Engine-installed electronic control valve
      • Throttle plate, 24V DC actuator, controlled by GECM
      • 24V DC energized-to-run (ETR) gas shutoff valve
      • Gas pressure regulator
      General
      • Operation and maintenance manuals
      • Paint- Caterpillar Yellow except rails and radiators gloss black
      • Parts book
      • “Stationary Use Only” Label in Correspondence with EPA Nonroad Mobile SI rule
      • RH Service
      • Crankshaft vibration damper and guard
      Lubrication
      • Cartridge style oil filter
      • Gear type lube oil pump
      Starting/Charging
      • Jacket water heater
      • Battery with cables and rack (shipped loose)
      • Electric Starter
      • Batteries with rack and cables
      • 24V DC starting motors
      Generator
      • NEMA Class H insulation
      • Permanent Magnet Excitiation
      • SR5
      • Anti-condensation space heater
      • Caterpillar's Digital Voltage Regulator (CDVR) including reactive droop capability, 3-phase voltage sensing, KVAR/PF modes, RFI suppression, and a min/max exciter
      • Winding temperature detectors
      Ignition System
      • Electronic Ignition System (controlled by ADEM A4)
      • Individual Cylinder Detonation Sensitive Timing (DST)
      Governing
      • ADEM A4 speed governor with 4 to 20ma (0V to 5V) speed input

      Optional Equipment

      Air Inlet
      • Mounting brackets and piping
      • Air cleaner with precleaner
      Control Panel
      • Local PC monitoring
      • Engine failure relay
      • Remote PC monitoring
      • Local alarm module
      • Remote annunciator
      Cooling
      • Remote radiator for JW and SCAC circuits, level switch included but not wired
      • Inlet/Outlet connections
      • Coolant level drain line with valves, fan with guard
      Circuit Breakers
      • 2000A 3 Pole, UL-100% Rated Masterpact Circuit Breakers
      • Frame mounting
      • S LSI, G LSIG, P LSIG-P, 4th Digit Type
      • Right, left, rear mounted
      • 1600A, 2000A 3 Pole, UL-100% Rated R-Frame Circuit Breakers
      • 100% rated, 3-pole (UL/CSA/IEC) 5th Digit Rating
      • 3-pole (IEC 947-2 rated)
      • 1200A, 3 Pole, UL-100% Rated P-Frame Circuit Breakers
      Exhaust
      • 305 mm (12 in.) flange
      • Flexible fittings
      • 18, 25 dBA Attenuation
      • 305 mm (12 in.) muffler
      • 305mm (12 in) spark arresting muffler
      • 305 mm (12in.) elbow
      Fuel System
      • 3, 0-100 kPag, 4-20mA gas train pressure sensors
      General
      • US AID emblem
      • Special paint order
      • Digital diagnostic tool
      • Tool set
      Generator
      • Generator air filter
      • European bus bars
      • Low voltage extension box
      • Cable access box
      • Bearing temperature detectors
      Starting/Charging
      • 20A, 24VDC battery charger
      • 24V starting motors
      • 45A, 24V charging alternator (requires engine driven pumps)
      Grid Code Compliance
      • 60 Hz: USA

      Download resources

      Product specifications, standard and optional equipment may vary depending on stock availability. For more information or to verify specific product details, please get in touch with one of our sales representatives.

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