G3512 with FAST RESPONSE

Displacement
3173 in³ / 52 l
Bore
6.7 in / 170 mm
Stroke
7.5 in / 190 mm

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G3512 Generator Set Spec Sheet (EPA Certified) G3512 1000kW Generator Spec Sheet (Load Management) Electric Power Rating Guide Gas Generator Set 50 and 60 Hz Ratings Guide
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 3173 in³ / 52 l
Compression Ratio 9.7
Engine Specifications
Engine Model G3512
Displacement 3173 in³ / 52 l
Aspiration TA
Bore 6.7 in / 170 mm
Stroke 7.5 in / 190 mm
Generator Set Dimensions
Length 205.7 in / 5224 mm
Width 90 in / 2286 mm
Height 99.4 in / 2525 mm
Weight 27500 lb / 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

Electric Power Controls

Model
Cat® Energy Control System (ECS) 100
Cat® Energy Control System (ECS) 200
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