3512 Generator Set
THE RUNDOWN
Cat Generator Set Package
- Cat generator set packages have been fully prototype tested
- Accepts 100% block load in one step and meets NFPA 110 loading requirements
- Conform to ISO 8528-5 steady state and transient response requirements
Cat Diesel Engine
- Reliable, rugged, durable design
- Field-proven in thousands of applications worldwide
- Four-stroke-cycle diesel engine combines consistent performance and excellent fuel economy with minimum weight
SR5 Alternator
- Superior motor starting capability minimizes need for oversizing alternator
- Designed to match performance and output characteristics of Cat diesel engines
- Robust Class H insulation
EMCP 4 Control Panel
- User-friendly interface and navigation
- Scalable system to meet a wide range of installation requirement
- Expansion modules and site-specific programming for specific customer requirements
Cooling System
- Designed to operate in standard ambient temperatures up to 50°C (122°F)
- Contact your Cat Dealer for specific ambient and altitude capabilities
Certifications
- Telecom Lab of China (TLC)
- EU Declaration of Conformity
- EU Declaration of Incorporation
- Eurasian Conformity
One Safe Source
- Components used in the generator set are selected at the design stage to provide optimum package performance
- The generator set is fully assembled at a Caterpillar facility following our quality guidelines
- Each generator set package is tested before leaving the Caterpillar facility
- Cat product support, including dealer service, parts and warranty covers the entire Cat power system
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
Cat® Diesel Engine
- Rugged, durable design with reliable performance proven in thousands of applications worldwide
- Certified alternative fuels including Hydrotreated Vegetable Oil (HVO), Renewable Diesel (RD) and Hydrotreated Renewable Diesel (HRD) which meet EN 15940 or ASTM D975 can be used or blended with EN 590 diesel
Cat Generator Set Package
- Accepts 100% block load in one step
- Meets NFPA 110 loading requirements
- Conforms to ISO 8528-5 G3 load acceptance requirements
- Reliability verified through torsional vibration, fuel consumption, oil consumption, transient performance, and endurance testing
Alternators
- Superior motor starting capability minimizes need for oversizing generator
- Designed to match performance and output characteristics of Cat diesel engines
Cooling System
- Cooling systems are available to operate in ambient temperatures up to 50°C (122°F)
- Tested to ensure proper generator set cooling
EMCP 4 Control Panel
- User-friendly interface and navigation
- Scalable system to meet a wide range of installation requirement
- Expansion modules and site-specific programming for specific customer requirements
Warranty
- 24 months/1000-hour warranty for Standby and Mission Critical ratings
- 12 months/unlimited hour warranty for Prime and Continuous ratings
- 12 months/unlimited hour warranty for Prime-DCP ratings
- Extended service protection is available to provide extended coverage options
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
Financing
- Caterpillar offers an array of financial products to help you succeed through financial service excellence
- Options include loans, finance lease, operating lease, working capital, and revolving line of credit
- Contact your local Cat dealer for availability in your region
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 | 218.8in |
| Length - Maximum | 222.9in |
| Width - Minimum | 77.8in |
| Width - Maximum | 78.1in |
| Height - Minimum | 90.7in |
| Height - Maximum | 93.2in |
| Dry Weight - Genset (minimum) | 22650lb |
| Dry Weight - Genset (maximum) | 23678lb |
Standard Equipment
Air Inlet System
- Air cleaner; single element canister type with service indicator
Control Panel
- EMCP4.2B controls includes: Emergency stop pushbutton
- RPM
- Engine cool-down timer
- EMCP4.2B controller includes:
- Accessory module data link
- 4 programmable relay outputs (Form A)
- Communications:
- Volts (L-L & L-N)
- Over/under frequency (81 o / u)
- Text alarm/event descriptions
- Auto/start/stop control
- Speed adjust
- kVA (per phase, average & percent)
- Overcurrent (50 / 51)
- Alarm acknowledge
- Environmental sealed front face
- 6 programmable digital inputs
- Oil pressure (psi, kPa or bar)
- Amps (per phase & average)
- Generator phase sequence
- 2 Programmable digital outputs
- Low coolant temperature
- Controls:
- Serial annunciator module data link
- Reverse power (kW) (32)
- Lamp test
- Coolant temperature
- Engine cycle crank
- kVAr-hr (total)
- 2 Programmable relay outputs (Form C)
- Generator mounted - rear facing
- 24 Volt DC operation
- kVAr (per phase, average & percent)
- Warning/shutdown with common LED indication of shutdowns for:
- kW (per phase, average & percent)
- Reverse reactive power (kVAr) (32RV)
- Programmable protective relaying functions:
- Digital indication for:
- High coolant temperature
- Low oil pressure
- Overspeed
- Over/under voltage (27 / 59)
- Customer data link (Modbus RTU)
- DC volts
- 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)
- 6 Lead
- Min / max exciter limiter
- LV
- Reactive droop capability
- Random wound
- Exciter diode monitor
- KVAR/PF modes
- NEMA Class H insulation
- 50 Hz models: IEC standard hole pattern
- Caterpillar's digital voltage regulator (CDVR) includes:
- Note: 1800 Frames are form wound, permanent magnet excitation (PMG), with winding temp detectors
- Busbar connections, top center mounted, top cable entry
- Internal excitation (IE)
- Winding temperature detectors
- Class H temperature rise at 40C ambient (125C prime/150C standby)
- 3 Phase brushless, Salient pole
- 3 Phase voltage sensing
- RFI suppression
Governing System
- Woodward 2301A isochronous governor
Lube System
- Oil drain lines and valve
- Gear type lube oil pump
- Fumes disposal
- Oil filter, filler and dipstick
- 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
- SAE standard rotation
- 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
