3512 Generator Set
360° Exterior View
At a Glance
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Overview
Caterpillar is leading the power generation marketplace with Power Solutions engineered to deliver unmatched flexibility, expandability, reliability, and cost-effectiveness.
Generator Set Specifications
+ -| Standby Rating | 1400/1250 kVA |
| Prime Power Rating | 1275/1150 kVA |
| Emissions/Fuel Strategy | Low Fuel Consumption |
| Voltage | 380 to 415 Volts |
| Frequency | 50 Hz |
| Speed | 1500 rpm |
| Duty Cycle | Standby, Mission Critical, Prime, Continuous |
| Maximum Rating | 1400 kVA |
| Minimum Rating | 1000 kVA |
Engine Specifications
+ -| Engine Model | 3512 TA, V-12, 4-Stroke Water-Cooled Diesel |
| Bore | 6.69in |
| Stroke | 7.48in |
| Displacement | 3161.03in³ |
| Compression Ratio | 13.5:1 |
| Aspiration | TA |
| Fuel System | Direct Unit Injection |
| Governor Type | Woodward |
Generator Set Dimensions
+ -| Length - Minimum | 202.7in |
| Length - Maximum | 206.6in |
| Width - Maximum | 77.8in |
| Height - Maximum | 93.2in |
| Dry Weight - Genset (minimum) | 22650lb |
| Dry Weight - Genset (maximum) | 23170lb |
Standard Equipment:
Air Inlet System
+ --
Air cleaner; single element canister type with service indicator
Control Panel
+ --
EMCP4.2B controls includes: Emergency stop pushbutton
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RPM
-
Engine cool-down timer
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EMCP4.2B controller includes:
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Accessory module data link
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4 programmable relay outputs (Form A)
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Communications:
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Volts (L-L & L-N)
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Over/under frequency (81 o / u)
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Text alarm/event descriptions
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Auto/start/stop control
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Speed adjust
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kVA (per phase, average & percent)
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Overcurrent (50 / 51)
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Alarm acknowledge
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Environmental sealed front face
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6 programmable digital inputs
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Oil pressure (psi, kPa or bar)
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Amps (per phase & average)
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Generator phase sequence
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2 Programmable digital outputs
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Low coolant temperature
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Controls:
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Serial annunciator module data link
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Reverse power (kW) (32)
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Lamp test
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Coolant temperature
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Engine cycle crank
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kVAr-hr (total)
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2 Programmable relay outputs (Form C)
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Generator mounted - rear facing
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24 Volt DC operation
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kVAr (per phase, average & percent)
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Warning/shutdown with common LED indication of shutdowns for:
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kW (per phase, average & percent)
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Reverse reactive power (kVAr) (32RV)
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Programmable protective relaying functions:
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Digital indication for:
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High coolant temperature
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Low oil pressure
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Overspeed
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Over/under voltage (27 / 59)
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Customer data link (Modbus RTU)
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DC volts
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Operating hours
-
Low coolant level
-
kW-hr (total)
-
Frequency (Hz)
-
Emergency stop
-
Power factor (per phase & average)
-
Failure to start (overcrank)
-
True RMS AC metering, 3-phase, +/-2% accuracy
Cooling System
+ --
JWAC
-
Caterpillar extended life coolant. (Not included with packages without radiator, installed SF44CTS, shipped loose radiators or heat exchangers)
-
Radiator fan and fan drive
-
Fan and belt guards
-
Coolant drain line with valve
-
Coolant level sensors (Not included with packages without radiator)
Exhaust System
+ --
Dry exhaust manifold
-
Flanged faced outlet(s)
Fuel System
+ --
Fuel cooler; not included with packages without radiator
-
Flexible fuel lines - shipped loose
-
Fuel priming pump
-
Secondary fuel filters
Generators And Attachments
+ --
Generator set packages include: Regulator (CDVR)
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6 Lead
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Min / max exciter limiter
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LV
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Reactive droop capability
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Random wound
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Exciter diode monitor
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KVAR/PF modes
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NEMA Class H insulation
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50 Hz models: IEC standard hole pattern
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Caterpillar's digital voltage regulator (CDVR) includes:
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Note: 1800 Frames are form wound, permanent magnet excitation (PMG), with winding temp detectors
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Busbar connections, top center mounted, top cable entry
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Internal excitation (IE)
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Winding temperature detectors
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Class H temperature rise at 40C ambient (125C prime/150C standby)
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3 Phase brushless, Salient pole
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3 Phase voltage sensing
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RFI suppression
Governing System
+ --
Woodward 2301A isochronous governor
Lube System
+ --
Oil drain lines and valve
-
Gear type lube oil pump
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Fumes disposal
-
Oil filter, filler and dipstick
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Lubricating oil
-
Integral lube Oil cooler
Mounting System
+ --
Rubber anti-vibration mounts - shipped loose
-
Rails - engine/generator/radiator mounting
Starting / Charging System
+ --
24 Volt electric starting motor
-
Battery and battery rack w/cables
-
Battery disconnect switch
General
+ --
Paint - Caterpillar yellow with high gloss black rails & radiator
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SAE standard rotation
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RH service
-
Flywheel and Flywheel housing - SAE No. 00
Optional Equipment:
Air Inlet System
+ -Remote air inlet adaptors
Air inlet protection
Dual element air cleaners
Circuit Breakers
+ -EMAX Circuit breakers
Center posts busbars
EMAX breakers connections
Breaker harnesses
2000, 2500, 3200 and 4000 Amp, 4 pole, IEC rated Circuit breakers
Controls packaging - Enclosures
Cable entry options
2000, 2500, 3200 and 4000 Amp, 3 pole, IEC rated Circuit breakers
Optional busbar power connections
Busbar connections
Control Panel
+ -Auxiliary boxes
Customer connection mounting locations
Ground (Automatically selected)
Vandle proof panel door
Customer Interface options
Mounting group - External box clips
Remote speed adjust
Generator temperature monitoring
Governors
Annunciator Modules
Local PC monitoring
Cooling System
+ -Water level switch gauges
Heat exchangers
Optional radiator arrangements
European Certifications
+ -EU Declaration of Conformity
Eurasian Conformity (EAC) mark
European Directive genset, DoI (Declaration of Incorporation)
European Union Certification
Exhaust System
+ -Through-wall installation kit
Muffler mounting kits
Mufflers
Flexible fittings
Fuel System
+ -Primary fuel filter
Generators And Attachments
+ -380 / 400 / 415 Volts @ 50 Hz, 3 phase, Form wound, Permanent magnet excitation (PMG), No. of leads = 6, pitch= 0.6667
380/400/415volts @ 50 Hz, 3 phase, random wound, Permanent magnet excitation (PMG), No. of leads = 6, pitch= 0.6667
Generator conversion
380/400/415volts @ 50 Hz, 3 phase, random wound, Internal excitation (IE), No. of leads = 6, pitch= 0.6667
Space heater
Instrumentation
+ -Pyrometer and thermocouples
Lube System
+ -Electric prelube pumps
Oil level reg-1 shallow pan
Manual prelube sump pumps
Mounting System
+ -Spring type vibration isolators
IBC vibration isolators
Protection System
+ -Explosion relief valves
Special Tests / Reports
+ -Neutral grounding connection
IBC seismic Certifications
Neutral ground-LV
PGS Test report @ 1.0 power factor
PGS Test report @ 0.8 power factor
Starting / Charging Systems
+ -Ether starting aid
24 Volt dual electric starting motor
20 Amp Battery charger
Oversize battery set
Jacket water heaters
10 Amp Battery chargers
General
+ -Engine barring group
