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Piscataway Campus 732-885-5555
Bensalem Campus 215-639-4300
Piscataway Campus 732-885-5555
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3512 Generator Set

Exterior View
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3512 Generator Set

Standby Rating1400/1250 kVA
Prime Power Rating1275/1150 kVA
Emissions/Fuel StrategyLow fuel, Low Emissions
Voltage380 to 415 Volts
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Learn more about our 3512 Generator Set

The 3512 generator set has been developed for a wide range of applications, from emergency standby installations such as healthcare and datacenters to continuously powering remote installations. The packages can be optimized for performance that matters to you with either low emissions or low fuel consumption versions available. Backed by the worldwide network of Cat dealers ready to support your operation with technical support, service, parts, and warranty, Cat generator sets will provide the reliability and durability you expect.

Standby Rating
1400/1250 kVA
Prime Power Rating
1275/1150 kVA
Emissions/Fuel Strategy
Low fuel, Low Emissions
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 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
Length - Minimum
203.5in
Length - Maximum
207.5in
Width - Maximum
79.3in
Height - Maximum
92in
Dry Weight - Genset (minimum)
22540lb
Dry Weight - Genset (maximum)
23060lb
Air cleaner; single element canister type with service indicator
Serial annunciator module data link
Accessory module data link
2 Programmable digital outputs
Overspeed
Low coolant level
Oil pressure (psi, kPa or bar)
Amps (per phase & average)
24 Volt DC operation
2 Programmable relay outputs (Form C)
Auto/start/stop control
Speed adjust
DC volts
Reverse reactive power (kVAr) (32RV)
kVA (per phase, average & percent)
6 programmable digital inputs
Low oil pressure
Text alarm/event descriptions
Volts (L-L & L-N)
Emergency stop
4 programmable relay outputs (Form A)
Programmable protective relaying functions:
Coolant temperature
Reverse power (kW) (32)
kVAr-hr (total)
Customer data link (Modbus RTU)
Generator mounted - rear facing
Over/under frequency (81 o/u)
High coolant temperature
Engine cool-down timer
EMCP4.2 controller includes:
Engine cycle crank
kW (per phase, average & percent)
Lamp test
Generator phase sequence
Failure to start (overcrank)
Operating hours
Warning/shutdown with common LED indication of shutdowns for:
Environmental sealed front face
Emergency stop pushbutton
RPM
Frequency (Hz)
Low coolant temperature
kVAr (per phase, average & percent)
Alarm acknowledge
kW-hr (total)
Over/under voltage (27 / 59)
Power factor (per phase & average)
Overcurrent (50 / 51)
Digital indication for:
True RMS AC metering, 3 phase, +/-2% accuracy
Communication:
Controls:
Generator mounted - rear facing
Low coolant level
Communications
kVAr (per phase, average & percent)
Warning/shutdown with common LED indication of shutdowns for:
Controls:
2 Programmable digital outputs
Low coolant temperature
EMCP4.2 controller includes:
Over/under frequency (81 o/u)
kW-hr (total)
Text alarm/event descriptions
Environmental sealed front face
RPM
Digital indication for:
Emergency stop
Serial annunciator module data link
kVA (per phase, average & percent)
Alarm acknowledge
kVAr-hr (total)
Auto/start/stop control
kW (per phase, average & percent)
Engine cool-down timer
True RMS AC metering, 3-phase, +/-2% accuracy
Failure to start (overcrank)
Over/under voltage (27/59)
EMCP4.2 controls including: Emergency stop pushbutton
Low oil pressure
24 Volt DC operation
Volts (L-L & L-N)
Oil pressure (psi, kPa or bar)
Reverse power (kW) (32)
Overcurrent (50/51)
6 programmable digital inputs
Reverse reactive power (kVAr) (32RV)
Generator phase sequence
Operating hours
High coolant temperature
Overspeed
Accessory module data link
2 Programmable relay outputs (Form C)
Frequency (Hz)
Coolant temperature
Customer data link (Modbus RTU)
Lamp test
Power factor (per phase & average)
4 programmable relay outputs (Form A)
Speed adjust
Amps (per phase & average)
Programmable protective relaying functions:
DC volts
Engine cycle crank
Coolant drain line with valve
JWAC
Fan and belt guards
Radiator fan and fan drive
Caterpillar extended life coolant. (Not included with packages without radiator, installed SF44CTS, shipped loose radiators or heat exchangers)
Coolant level sensors (Not included with packages without radiator)
Coolant level sensors (Not included with packages without radiator)
Radiator fan and fan drive
Fan and belt guards
Caterpillar extended life coolant. (Not included with packages without radiator, installed SF44CTS, shipped loose radiators or heat exchangers)
JWAC.
Coolant drain line with valve
Dry exhaust manifold
Flanged faced outlet(s)
Dry exhaust manifold
Flanged faced outlet(s)
Fuel cooler; not included with packages without radiator
Secondary fuel filters
Fuel priming pump
Flexible fuel lines - shipped loose
Fuel priming pump
Fuel cooler; not included with packages without radiator
Secondary fuel filters
Flexible fuel lines - shipped loose
3 Phase brushless, Salient pole
Exciter diode monitor
Note: 1800 Frames are form wound, permanent magnet excitation (PMG), with winding temp detectors
RFI suppression
3 Phase voltage sensing
Min / max exciter limiter
Generator set packages include: Regulator (CDVR)
KVAR / PF modes
NEMA Class H insulation
Internal excitation (IE)
Winding temperature detectors
Reactive droop capability
50 Hz models: IEC standard hole pattern
Class H temperature rise at 40C ambient (125C prime/150C standby)
Random wound
Busbar connections, top center mounted, top cable entry
LV
Caterpillar's digital voltage regulator (CDVR) includes:
6 Lead
Winding temperature detectors
Busbar connections, top center mounted, top cable entry
50 Hz models: IEC standard hole pattern
NEMA Class H insulation
3 phase brushless, Salient pole
Exciter diode monitor
Caterpillar's digital voltage regulator (CDVR) includes:
KVAR/PF modes
3 Phase voltage sensing
Note: 1800 Frames are form wound, permanent magnet excitation (PMG), with winding temp detectors
LV
6 Lead
Class H temperature rise at 40C ambient (125C prime/150C standby)
Reactive droop capability
Min / max exciter limiter
Random wound
Internal excitation (IE)
Generator set packages include: Regulator (CDVR)
RFI suppression
Woodward 2301A isochronous governor
Woodward 2301A isochronous governor
Fumes disposal
Oil filter, filler and dipstick
Gear type lube oil pump
Oil drain lines and valve
Lubricating oil
Integral lube Oil cooler
Fumes disposal
Oil drain lines and valve
Lubricating oil
Integral lube Oil cooler
Oil filter, filler and dipstick
Gear type lube oil pump
Rubber anti-vibration mounts - shipped loose
Rails - Engine/generator/radiator mounting
Rubber anti-vibration mounts - shipped loose
Rails - engine/generator/radiator mounting
Battery disconnect switch
Battery and battery rack w/cables
24 Volt electric starting motor
Battery disconnect switch
24 Volt electric starting motor
Battery and battery rack w/cables
Flywheel and Flywheel housing-SAE No. 00
SAE standard rotation
RH service
Paint - Caterpillar yellow with high gloss black rails & radiator
RH service
Flywheel and Flywheel housing-SAE No. 00
Paint - Caterpillar yellow with high gloss black rails & radiator
SAE standard rotation
Batteries: [ ] Standard (1400 CCA) [ ] Heavy Duty (2800 CCA)
Muffler: [ ] Industrial Grade
Battery charger: [ ] 10A [ ] 20A [ ] 35A
Starting motors: [ ] Standard [ ] Heavy duty
Starting aids: [ ] 220V 50 Hz Jacket water heater
Air inlet protection
Remote air inlet adaptors
Dual element air cleaners
Dual element air cleaners
Air inlet protection
Remote air inlet adaptors
Busbar connections
Controls packaging - Enclosures
EMAX Circuit breakers
Optional busbar power connections
Center posts busbars
2000, 2500, 3200 and 4000 Amp, 3 pole, IEC rated Circuit breakers
EMAX breakers connections
Cable entry options
2000, 2500, 3200 and 4000 Amp, 4 pole, IEC rated Circuit breakers
Breaker harnesses
EMAX breakers connections
2000, 2500, 3200 and 4000 Amp, 3 pole, IEC rated Circuit breakers
Center posts busbars
Controls packaging - Enclosures
2000, 2500, 3200 and 4000 Amp, 4 pole, IEC rated Circuit breakers
Cable entry options
Optional busbar power connections
Busbar connections
Breaker harnesses
EMAX Circuit breakers
Controller: [ ] EMCP 4.2 [ ] EMCP 4.3 [ ] EMCP 4.4
Local annunciator module: [ ] NFPA 110 [ ] Custom
Temperature rise (over 40°C ambient): [ ] 150°C [ ] 125°C [ ] 105°C [ ] 80°C
Auxiliary boxes
Generator temperature monitoring
EMCP 4.3, EMCP 4.4
Customer connection mounting locations
Customer interface options
Mounting group - External box clips
Local PC monitoring
Annunciator modules
Governors
Ground (Automatically selected)
Vandle proof panel door
Remote speed adjust
Governors
Local PC monitoring
Ground (Automatically selected)
Auxiliary boxes
Vandle proof panel door
Remote speed adjust
Customer Interface options
Mounting group - External box clips
Customer connection mounting locations
Generator temperature monitoring
EMCP 4.3
EMCP 4.4
Water level switch gauges
Optional radiator arrangements
Heat exchangers
Optional radiator arrangements
Water level switch gauges
Heat exchangers
Power termination: [ ] Busbar [ ] Circuit breaker
Circuit breaker rating: [ ] 2000A [ ] 2500A [ ] 3200A [ ] 4000A
Circuit breaker operation: [ ] Electrical
Circuit breaker trip unit: [ ] LSI [ ] LSIG [ ] LSIG-P
Extended Service Contract (ESC): [ ] 2 Year [ ] 3 Year [ ] 5 Year
European Union Certification
Eurasian Conformity (EAC) mark
EU Declaration of Conformity
European Directive genset, DoI (Declaration of Incorporation)
Eurasian Conformity (EAC) mark
European Union Certification
European Directive genset, DoI (Declaration of Incorporation)
EU Declaration of Conformity
Through-wall installation kit
Mufflers
Flexible fittings
Muffler mounting kits
Through-wall installation kit
Muffler mounting kits
Mufflers
Flexible fittings
Primary fuel filter
Primary fuel filter
1500 RPM, 380/400/415volts @ 50 Hz, 3 phase, Form wound, Permanent magnet excitation (PMG), No. of leads = 6, pitch= 0.6667
Space heater
Generator conversion
1500 RPM, 380/400/415volts @ 50 Hz, 3 phase, random wound, Internal excitation (IE), No. of leads = 6, pitch= 0.6667
1500 RPM, 380/400/415volts @ 50 Hz, 3 phase, random wound, Permanent magnet excitation (PMG), No. of leads = 6, pitch= 0.6667
1500 RPM, 380/400/415volts @ 50 Hz, 3 phase, random wound, Permanent magnet excitation (PMG), No. of leads = 6, pitch= 0.6667
Generator conversion
1500 RPM, 380/400/415volts @ 50 Hz, 3 phase, random wound, Internal excitation (IE), No. of leads = 6, pitch= 0.6667
1500 RPM, 380/400/415volts @ 50 Hz, 3 phase, Form wound, Permanent magnet excitation (PMG), No. of leads = 6, pitch= 0.6667
Space heater
Pyrometer and thermocouples
Manual prelube sump pumps
Oil level reg-1 shallow pan
Electric prelube pumps
Manual prelube sump pumps
Spring type vibration isolators
IBC vibration isolators
IBC vibration isolators
Spring type vibration isolators
Explosion relief valves
Explosion relief valves
IBC seismic Certifications
PGS Test report @ 0.80 power factor
Neutral ground-LV
PGS Test report @ 1.0 power factor
Neutral grounding connection
PGS Test report @ 1.0 power factor
Neutral ground-LV
Neutral grounding connection
IBC seismic Certifications
PGS Test report @ 0.80 power factor
Ether starting aid
20 Amp Battery charger
Oversize battery set
10 Amp Battery chargers
24 Volt dual electric starting motor
Jacket water heaters
24 Volt dual electric starting motor
Jacket water heaters
Ether starting aid
Oversize battery set
10 Amp Battery chargers
20 Amp Battery charger
Seismic Certification per applicable building codes: IBC 2000, IBC 2003, IBC 2006, IBC 2009, CBC 2007
UL 2200 package
The following options are based on regional and product configuration:
Engine barring group
Engine barring group
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