G3512 1000kW Gas Generator Set
At a Glance
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Gas Standby Rating
1000 ekW @ 0.8pf
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Fuel Type
Natural Gas, Hydrogen Blend (up to 5%)
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Emissions/Fuel Strategy
U.S. EPA Certified for Non-Emergency Stationary Genset
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RPM
1800 rpm
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Overview
Generator Set Specifications
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| 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 |
| Compression Ratio |
9.7 |
| Displacement |
3173in³ |
Engine Specifications
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| Engine Model |
G3512 |
| Displacement |
3173in³ |
| Aspiration |
TA |
| Bore |
6.7in |
| Stroke |
7.5in |
Generator Set Dimensions
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| Length |
205.7in |
| Width |
90in |
| Height |
99.4in |
| Weight |
27500lb |
Standard Equipment:
Air Inlet
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Two-element single-stage air cleaner with enclosure and service indicator
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Dual air cleaners, 1 per side, with service indicator
Cooling System
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Engine driven pumps for jacket water and separate circuit aftercooler
Cooling
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Package mounted radiator
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Jacket water and SCAC engine-driven pumps
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Jacket water and SCAC thermostats
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LH or RG connections when radiator is not selected
Exhaust
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Dry exhaust manifolds, insulated and shielded
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Individual exhaust port and turbocharger outlet wired to integrated temperature sensing module (ITSM) with GCEM providing alarms and shutdowns
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Cat-flanged face outlet on turbocharger
Fuel
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NOx sensor based air-fuel-ratio control
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Pipeline Natural Gas: 800-1000 BTU/scf and 70-100 Methane Number
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Gas Train: NFPA37 and CSA B149.3
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0.5 to 5 psi engine fuel inlet pressure
Fuel System
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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
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Engine-installed electronic control valve
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Throttle plate, 24V DC actuator, controlled by GECM
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24V DC energized-to-run (ETR) gas shutoff valve
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Gas pressure regulator
General
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Operation and maintenance manuals
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Paint- Caterpillar Yellow except rails and radiators gloss black
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Parts book
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“Stationary Use Only” Label in Correspondence with EPA Nonroad Mobile SI rule
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RH Service
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Crankshaft vibration damper and guard
Lubrication
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Cartridge style oil filter
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Gear type lube oil pump
Starting/charging
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Jacket water heater
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Battery with cables and rack (shipped loose)
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Electric Starter
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Batteries with rack and cables
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24V DC starting motors
Generator
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NEMA Class H insulation
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Permanent Magnet Excitiation
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SR5
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Anti-condensation space heater
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Caterpillar's Digital Voltage Regulator (CDVR) including reactive droop capability, 3-phase voltage sensing, KVAR/PF modes, RFI suppression, and a min/max exciter
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Winding temperature detectors
Ignition System
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Electronic Ignition System (controlled by ADEM A4)
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Individual Cylinder Detonation Sensitive Timing (DST)
Governing
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ADEM A4 speed governor with 4 to 20ma (0V to 5V) speed input
Optional Equipment:
Air Inlet
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Mounting brackets and piping
Air cleaner with precleaner
Control Panel
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Local PC monitoring
Engine failure relay
Remote PC monitoring
Local alarm module
Remote annunciator
Cooling
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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
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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
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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
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3, 0-100 kPag, 4-20mA gas train pressure sensors
General
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US AID emblem
Special paint order
Digital diagnostic tool
Tool set
Generator
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Generator air filter
European bus bars
Low voltage extension box
Cable access box
Bearing temperature detectors
Starting/charging
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20A, 24VDC battery charger
24V starting motors
45A, 24V charging alternator (requires engine driven pumps)
