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3512 Generator Set

Maximum Rating

1250 ekW

Minimum Rating

890 ekW

Emissions/Fuel Strategy

Low Fuel Consumption

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SPECIFICATIONS

Caterpillar is leading the power generation marketplace with Power Solutions engineered to deliver unmatched flexibility, expandability, reliability, and cost-effectiveness.

FULL SPECIFICATIONS

Engine Specifications

Engine Model

3512 TA, V-12, 4-Stroke Water-Cooled Diesel

Bore

6.69 in

Stroke

7.48 in

Displacement

3,161.03 in³

Compression Ratio

13.5:1

Aspiration

Fuel System

Direct Unit Injection

Governor Type

Woodward

Generator Set Dimensions

Length - Minimum

214.8 in

Length - Maximum

218.8 in

Width - Maximum

77.8 in

Height - Maximum

93.2 in

Dry Weight - Genset (minimum)

22,210 lb

Dry Weight - Genset (maximum)

22,650 lb

Generator Set Specifications

Maximum Rating

1250 ekW

Minimum Rating

890 ekW

Emissions/Fuel Strategy

Low Fuel Consumption

Voltage

380 to 13800 Volts

Frequency

60 Hz

Speed

1800 rpm

Duty Cycle

Standby, Mission Critical, Prime, Continuous

Standby Rating

1250/1100 ekW

Prime Power Rating

1135/1000 ekW

STANDARD EQUIPMENT

Air Inlet System
- Air cleaner; single element canister type with service indicator
Air Inlet
- Air cleaner
Cooling
- Radiator fan and fan drive
- JWAC.
Exhaust
- Exhaust flange outlet
- Dry exhaust manifold
Fuel
- Secondary fuel filters
- Primary fuel filter with integral water separator
- Fuel cooler; not included with packages without radiator
- Secondary fuel filters
- Fuel priming pump
Generator
- IP23 Protection
- Matched to the performance and output characteristics of Cat engines
Power Termination
- Busbar
Control Panel
- Accessory module data link
- Features include:
- Over/under voltage (27 / 59)
- Coolant temperature
- Generator phase sequence
- Serial annunciator module data link
- Low coolant temperature
- Low oil pressure
- DC volts
- Over/under voltage (27/59)
- Auto/start/stop control
- Exciter diode monitor
- Failure to start (overcrank)
- 6 programmable digital inputs
- Emergency stop
- Generator mounted - rear facing
- Programmable protective relaying functions:
- Power factor (per phase & average)
- Alarm acknowledge
- DC volts
- kVA (per phase, average & percent)
- Overspeed
- IVR includes:
- RFI suppression
- Emergency stop pushbutton
- Package mounted radiator (except C175)
- Overspeed
- Emergency stop
- kVAr (per phase, average & percent)
- Environmental sealed front face
- Customer data link (Modbus RTU)
- Min / max exciter limiter
- Speed adjust
- Operating hours
- True RMS AC metering, 3-phase, +/-2% accuracy
- Reactive droop capability
- Customizable screens
- Volts (L-L & L-N)
- PLC functionality
- Digital indication for:
- RPM
- High coolant temperature
- Digital indication for:
- kW-hr (total)
- Over/under frequency (81 o / u)
- Low coolant temperature
- 24 Volt DC operation
- kW-hr (total)
- Oil pressure (psi, kPa or bar)
- Warning/shutdown with common LED indication of shutdowns for:
- kVAr-hr (total)
- EMCP 4.2B
- 2 Programmable relay outputs (Form C)
- kVAr-hr (total)
- kW (per phase, average & percent)
- kVAr (per phase, average & percent)
- Engine cool-down timer
- Over/under frequency (81 o/u)
- Engine cool-down timer
- True RMS AC metering, 3-phase, +/-2% accuracy
- Low coolant level
- Frequency (Hz)
- Controls:
- Generator phase sequence
- High coolant temperature
- Communications:
- Reverse power (kW) (32)
- Volts (L-L & L-N), frequency (Hz)
- Alarm acknowledge
- Environmental sealed front face
- Controls:
- Operating hours
- Generator mounted - rear facing
- Power factor (per phase & average)
- kW (per phase, average & percent)
- Programmable protective relaying functions:
- Engine cycle crank
- Reverse power (kW) (32)
- 24 Volt DC operation
- Lamp test
- Text alarm/event descriptions
- Failure to start (overcrank)
- Generator set packages include Caterpillar's voltage regulator (IVR)
- Warning/shutdown with common LED indication of shutdowns for:
- Text alarm/event descriptions
- 4 programmable relay outputs (Form A)
- Lamp test
- Load histogram feature
- Coolant temperature
- Auto/start/stop control
- Overcurrent (50 / 51)
- kVA (per phase, average & percent)
- KVAR/PF modes
- Engine cycle crank
- 3 Phase voltage sensing
- 2 Programmable digital outputs
- Low oil pressure
- Reverse reactive power (kVAr) (32RV)
- EMCP 4 Genset controller
- RPM
- Oil pressure (psi, kPa or bar)
- Amps (per phase & average)
- Low coolant level
- Amps (per phase & average)
- EMCP4.2 controller includes:
Cooling System
- Radiator fan and fan drive
- Fan and belt guards
- JWAC
- Caterpillar extended life coolant
- Coolant level sensors
- Coolant drain line with valve
Exhaust System
- Dry exhaust manifold.
- Exhaust flange outlet
Fuel System
- Fuel cooler; not included with packages without radiator
- Flexible fuel lines - shipped loose
- Secondary fuel filters
- Fuel priming pump
Generators and Attachments
- LV
- Winding temperature detectors
- 3 phase brushless, Salient pole
- 1800 Frames are Form wound, Permanent magnet excitation (PMG), with winding
  temperature detectors
- NEMA Class H insulation system, Class H temperature rise at 40C ambient (125C prime/150C standby)
- Generator set packages include Caterpillar's digital voltage
  regulator (CDVR)
- CDVR includes reactive droop capability, 3-phase voltage sensing, KVAR/PF modes, RFI suppression, min/max exciter. Limiter and exciter diode monitor
- 6 Lead
- Internal excitation (IE)
- Busbar connections, top center mounted, top cable entry. 50 Hz models: IEC standard hole pattern
- Random wound
Governing System
- Woodward 2301A isochronous governor
Lube System
- Integral lube Oil cooler
- Oil filter, filler and dipstick
- Oil drain lines and valve
- Fumes disposal
- Gear type lube oil pump.
- Lubricating oil
Mounting System
- Rubber anti-vibration mounts - shipped loose
- Rails - engine/generator/radiator mounting
Starting / Charging System
- Battery disconnect switch
- Battery and battery rack w/cables
- 24 Volt electric starting motor
Generator and Attachments
- Random wound
- LV
- 6 Lead
- 3 phase brushless, Salient pole
General
- Right hand servicing
- Caterpillar yellow with high gloss black rails & radiator
- Flywheel and Flywheel housing-SAE No. 00
- SAE standard rotation
- Paint - Caterpillar yellow except rails and radiators gloss black

OPTIONAL EQUIPMENT

Exhaust
- Exhaust mufflers
Air Inlet System
- Air inlet protection
- Air cleaner - Dual element
- Remote air inlet adapters
Generator
- Oversize and premium generators
- Internal excitation (IE)
- Permanent magnet excitation (PMG)
- Anti-condensation heater
Circuit breakers
- Breaker harnesses
- EMAX breaker connections
- EMAX breakers
- Enclosures - Control packaging
- Cable entry options
- Low voltage, IEC standard hole
- Optional busbar power connections
- Busbar connections
Power Termination
- Circuit breakers, IEC compliant
- Circuit breakers, UL listed
Control Panels
- Annunciator modules
- Customer interface options
- Auxiliary box
- Mounting group - External box clips
- Governors
- Generator temperature monitoring
Cooling System
- Heat exchangers
- 3512 MUI 1500 Radiators PGS
- Water level switch gauges
Mounting
- Spring type vibration isolators
- IBC isolators
- Rubber anti-vibration mounts
Certificates
- EU Declaration of Conformity
- Eurasian Conformity (EAC) mark
- European union certification
- European Directive genset, DoI (Declaration of Incorporation)
Starting/Charging
- Jacket water heater
- Battery chargers
- Charging alternator
- Heavy duty starting system
- Oversize batteries
- Air starting motor with control and silencer
Exhaust System
- Flexible fittings
- Mufflers
- Through wall installation kit
Fuel System
- Primary fuel filter
Generators and Attachments
- Space heater kit
- Generator conversions - IE and PM
Instrumentation
- Pyrometers
Lube System
- Oil level reg-1 shallow pan
- Manual prelube sump pumps
- Electric prelube pumps
Mounting System
- Vibration isolator options
Protection System
- Explosion relief valves
Special Tests / Reports
- PGS Test report @ 0.8 power factor
- Neutral ground - LV
- PGS Test report @ 1.0 power factor
- IBC seismic Certification
- Neutral grounding connection
Starting / Charging System
- Battery chargers (10 and 20 amp)
- Battery sets - 24 Volt, dry
- Electric starting motors - Dual 24 Volt
- Charging alternators
- Jacket water heaters
- Starting aids
General
- Integral & sub-base fuel tanks
- Enclosures: Sound attenuated, weather protective
- Engine barring group - installed
- Seismic Certification per applicable building codes: IBC 2000, IBC 2003, IBC 2006, IBC 2009, CBC 2007
- CSA Certification
- Integral & sub-base UL listed dual wall fuel tanks
- The following options are based on regional and product configuration:
- Automatic transfer switches (ATS)
- UL 2200 package
- EU Certificate of Conformance (CE)
- EEC Declaration of Conformity