3512 (60 Hz) with Upgradeable Package

Bore: 6.69 in / 170 mm
Stroke: 7.48 in / 190 mm
Displacement: 3161.03 in³ / 51.8 l

Producing reliable power from 890 to 1250 eKW 60 Hz, our 3512 diesel generator sets are made to meet your mission critical, continuous, standby and prime applications. We've designed each to ISO 8528-5 transient response requirements and to accept 100% rated load in one step. Generator sets are optimized for low fuel consumption.

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Electric Power Ratings Guide 3512, 60 Hz, 1250 ekW Standby/MC, 1135 ekW Prime, 1010 ekW Cont., Low Fuel Consumption Spec Sheet 3512, 60 Hz, 1135 kVA, Prime-DCP, Low Fuel Consumption Spec Sheet

Specifications
Equipment
Related Products

Generator Set Specifications
Standby Rating	1250/1100 ekW
Prime Power Rating	1135/1000 ekW
Emissions/Fuel Strategy	Low Fuel Consumption
Voltage	380 to 480 Volts
Frequency	60 Hz
Speed	1800 rpm
Duty Cycle	Standby, Mission Critical, Prime, Continuous
Maximum Rating	1250 ekW
Minimum Rating	890 ekW

Engine Specifications
Engine Model	3512A, V-12, 4-Stroke Water-Cooled Diesel
Bore	6.69 in / 170 mm
Stroke	7.48 in / 190 mm
Displacement	3161.03 in³ / 51.8 l
Compression Ratio	13.5:1
Aspiration	TA
Fuel System	MUI
Governor Type	Woodward

Generator Set Dimensions
Length - Maximum	203.5 in / 5169 mm
Width - Maximum	79.3 in / 2015 mm
Height - Maximum	92 in / 2336 mm
Dry Weight - Genset (minimum)	22099 lb / 10024 kg
Dry Weight - Genset (maximum)	22540 lb / 10224 kg

Standard Equipment

Air Inlet System
- Air cleaner; single element canister type with service indicator
Control Panel
- Auto/start/stop control
- True RMS AC metering, 3-phase, +/-2% accuracy
- kVAr-hr (total)
- EMCP 4.2B
- kVAr (per phase, average & percent)
- Customer data link (Modbus RTU)
- KVAR/PF modes, RFI suppression, min/max exciter
- Overcurrent (50/51)
- IVR includes reactive droop capability, 3-phase voltage sensing
- Generator phase sequence
- 6 programmable digital inputs
- Engine cool-down timer
- Limiter and exciter diode monitor
- Over/under voltage (27/59)
- Low coolant temperature
- Generator set packages include Caterpillar's voltage regulator (IVR)
- Accessory module data link
- Low oil pressure
- Over/under frequency (81 o/u)
- Generator mounted - rear facing
- Reverse reactive power (kVAr) (32RV)
- Emergency stop
- Lamp test
- Overspeed
- kVA (per phase, average & percent)
- Operating hours
- DC volts
- Low coolant level
- Programmable protective relaying functions:
- Frequency (Hz)
- Amps (per phase & average)
- Environmental sealed front face
- Failure to start (overcrank)
- Power factor (per phase & average)
- Controls:
- kW (per phase, average & percent)
- Oil pressure (psi, kPa or bar)
- 24 Volt DC operation
- 4 programmable relay outputs (Form A)
- Emergency stop pushbutton
- 2 Programmable relay outputs (Form C)
- RPM
- Digital indication for:
- Engine cycle crank
- Speed adjust
- Coolant temperature
- 2 Programmable digital outputs
- Text alarm/event descriptions
- Serial annunciator module data link
- Communications:
- kW-hr (total)
- Volts (L-L & L-N)
- Alarm acknowledge
- Warning/shutdown with common LED indication of shutdowns for:
- Reverse power (kW) (32)
- High coolant temperature
Cooling System
- Coolant level sensors (Not included with packages without radiator)
- Coolant drain line with valve
- Fan and belt guards
- JWAC
- Caterpillar extended life coolant. (Not included with packages without radiator, installed SF44CTS, shipped loose radiators or heat exchangers)
- Caterpillar extended life coolant. (Not included with packages without radiator, installed SF44CTS, shipped loose radiators or heat exchangers)
Exhaust
- Dry exhaust manifold
- Flanged faced outlet(s)
Fuel System
- Fuel priming pump
- Fuel cooler; not included with packages without radiator
- Secondary fuel filters
- Flexible fuel lines - shipped loose
Generators and Attachments
- Internal excitation (IE) or Permanent magnet excitation (PMG)
- Winding temperature detectors
- 6 Lead
- LV
- 60 Hz models: NEMA standard hole pattern
- Busbar connections, top center mounted, top cable entry
- 3 Phase brushless, Salient pole
- Random wound
- NEMA Class H insulation
- Class H temperature rise at 40C ambient (125C prime / 150C standby)
- KVAR/PF modes
- Exciter diode monitor
- Caterpillar's digital voltage regulator (CDVR) includes:
- RFI suppression
- Reactive droop capability
- Min / max exciter limiter
- Note: 1800 Frames are form wound, permanent magnet excitation (PMG), with winding temp detectors
- Generator set packages include: Regulator (CDVR)
- 3 Phase voltage sensing
Governing System
- Woodward 2301A isochronous governor
Lube System
- Fumes disposal
- Lubricating oil
- Gear type lube oil pump
- Oil filter, filler and dipstick
- Integral lube Oil cooler
- Oil drain lines and valve
Mounting System
- Rails - engine/generator/radiator mounting
- Rubber anti-vibration mounts - shipped loose
Starting / Charging System
- 24-Volt electric starting motor
- Battery and battery rack w/cables
- 50 Amp Charging alternator
- Battery disconnect switch
General
- Flywheel and Flywheel housing-SAE No. 00
- SAE standard rotation
- RH service
- Paint - Caterpillar yellow with high gloss black rails & radiator

Optional Equipment

Air Inlet System
- Single stage air cleaners
- Dual element air filters
Circuit breakers
- 2000, 2500, 3200 and 4000 Amp, 4 pole, IEC rated Circuit breakers
Control Panels
- Remote custom annunicator
- CAN2 network equipment
- Modbus monitoring of packages
- EMCP 4.3, EMCP 4.4
- Local discrete I/O package
- Vandle proof panel door
- Cat connect
- Load share module options
- First local annunciator
Cooling System
- Coolant
- Water level gauge
- Optional radiator arrangements
Exhaust System
- Exhaust flexible fittings
- Industrial grade (15 db) mufflers
- Exhaust elbows
- Exhaust Y Adapters
Generators and Attachments
- Space heater control
- Space heater
- Generator conversion
- Space heater
- Space heater control
- 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, Form wound, Permanent magnet excitation (PMG), No. of leads = 6, pitch= 0.6667
Lube System
- Oil level regulator
- Lube oil
- Primary fuel systems
- Prelube sump pump
- Oil level regulator
Special Tests / Reports
- Gensets vibration analysis
- PGS Test report @ 1.0 power factor
- PKG factory test report
- Standard genset TVA report
- Standard engine test charge
- Fuel consumption test
- Generator test report
- Standard engine test charge
- PGS Test report @ 0.8 power factor
- PGS Test report @ 1.0 power factor
- Torsional vibration analysis
- Generator test report
Crankcase System
- Protection systems
- Ventilation system
- Protection systems
- Ventilation system
Batteries and Battery Housing
- Battery chargers - 10, 20 and 35 amp
- 24 Volt battery set - Dry
- Battery chargers - 10, 20 and 35 amp
- 24 Volt battery set - Dry
Mounting System
- Spring type vibration isolators
- Puck style low efficiency lsolators
- IBC vibration isolators
- Spring type vibration isolators
Instrumentation
- Pyrometer and thermocouples
Protection System
- Explosion relief valves
Starting / Charging Systems
- Oversize battery set
- Jacket water heater
- Electric starting motors
- Jacket water heaters
- 24 Volt dual electric starting motor
- Starter cover
General
- Barring devices
Power Connection System
- Breaker power connections
- EMCP voltage and current sensing groups
- Center post busbars
Circuit breaker - LV Packages
- Electronically operated circuit breakers
- Right hand power connections

Switchgear and Paralleling Controls

Generator switchgear controls, protects and isolates electrical equipment. Our paralleling switchgear is available in low-voltage, medium-voltage, and high-voltage configurations to automatically start, synchronize and parallel generators with the load.

Model	Configuration	Operating Temperature	Standard Widths
Cat Switchgear	IP4X	35 °C / 40 °C @ 1 hr, option for 0…50 °C (32…122 °F)	600 mm for ABB Emax2 E2 1600 - 2500A. 750 mm for ABB Emax2 E4 3200 - 4000A. 1200 mm for ABB Emax2 E6 4000 - 6300A.

3512 (60 Hz) with Upgradeable Package

Standard Equipment

Optional Equipment

Switchgear and Paralleling Controls

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