3512C Generator Set
THE RUNDOWN
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
Cat ECS Control Panel
- User-friendly interface and navigation
- Scalable system to meet a wide range of installation requirements
- Expansion modules and site specific programming for specific customer requirements
- Graphical touchscreen display
- Easily upgradeable
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 | 1750 ekW |
| Prime Power Rating | 1600 ekW |
| Emissions/Fuel Strategy | U.S. EPA Cert., Tier 2 |
| Voltage | 380 to 13800 Volts |
| Frequency | 60 Hz |
| Speed | 1800 rpm |
| Duty Cycle | Standby, Mission Critical |
| Maximum Rating | 1750 ekW |
| Minimum Rating | 1600 ekW |
Engine Specifications
| Engine Model | 3512C ATAAC, V-12, 4-Stroke Water-Cooled Diesel |
| Bore | 6.69in |
| Stroke | 8.46in |
| Displacement | 3574in³ |
| Compression Ratio | 14.7:1 |
| Aspiration | TA |
| Fuel System | Electronic unit injection |
| Governor Type | ADEM™ A3 |
Generator Set Dimensions
| Length - Minimum | 231.3in |
| Length - Maximum | 231.3in |
| Width - Minimum | 89.7in |
| Width - Maximum | 89.7in |
| Height - Minimum | 104.4in |
| Height - Maximum | 104.4in |
| Dry Weight - Genset (minimum) | 31837lb |
| Dry Weight - Genset (maximum) | 31837lb |
Standard Equipment
Air Inlet System
- Air cleaner; single element canister type with service indicator
Exhaust
- Exhaust flange outlet
Fuel
- Primary fuel filter with integral water separator
- Fuel priming pump
- Secondary fuel filters
Air Cleaner
- Single element with service indicator
Generator
- Matched to the performance and output characteristics of Cat engines
- IP23 Protection
Control Panel
- Cat ECS Genset controller
Starting
- Heavy duty electric starter(s)
Control System
- Generator set packages include Caterpillar's voltage regulator (IVR). IVR includes reactive droop capability, 3-phase voltage sensing, KVAR / PF modes, RFI suppression, min/max exciter. Limiter and exciter diode monitor
- Emergency stop pushbutton
- Oil pressure (psi, kPa or bar)
- 1 Programmable digital outputs
- Accessory module data link
- 4 Programmable relay outputs (Form A)
- kVAr-hr (total)
- Reverse power (kW) (32)
- kVAr (per phase, average & percent)
- Amps (per phase & average)
- Over/under frequency (81 o/u)
- Cat ECS 100
- PLC functionality
- 1 Programmable relay outputs (Form C)
- Programmable protective relaying functions:
- RPM
- Frequency (Hz)
- Low coolant level
- Number of I/O varies on options selected
- Lamp test
- kVA (per phase, average & percent)
- Emergency stop
- kW (per phase, average & percent)
- Engine cool-down timer
- Speed adjust
- Generator phase sequence
- Over/under voltage (27/59)
- Warning/shutdown with common LED indication of shutdowns for:
- Customer data link (Modbus RTU)
- Volts (L-L & L-N)
- High coolant temperature
- Engine cycle crank
- True RMS AC metering, 3-phase, +/-2% accuracy
- Low coolant temperature
- Low oil pressure
- Cat connect
- Digital indication for:
- Communications
- Environmental sealed front face
- Reverse reactive power (kVAr) (32RV)
- 24 Volt DC operation
- Power factor (per phase & average)
- Overspeed
- Auto/start/stop control
- Load histogram feature
- Controls:
- Failure to start (overcrank)
- Customizable screens
- kW-hr (total)
- Text alarm/event descriptions
- Alarm acknowledge
- Overcurrent (50/51)
- Generator mounted - rear facing
- Coolant temperature
- DC volts
Governing System
- ADEM III
Cooling
- Package mounted radiator
- Standard Ambient Radiator
Cooling System
- SCAC
- Fan and belt guards
- Caterpillar extended life coolant (Not included with packages without radiator, installed SF44CTS
- Coolant level sensors (Not included with packages without radiator)
- Radiator fan and fan drive
- Coolant drain line with valve
Exhaust System
- Flanged faced outlet(s)
- Dry exhaust manifold
Fuel System
- Secondary fuel filters
- Fuel priming pump
- Fuel cooler; not included with packages without radiator
- Flexible fuel lines - shipped loose
Mounting System
- Rails
- Rubber anti-vibration mounts - shipped loose
Generators and Attachments
- Random wound
- Permanent magnet excitation (PMG)
- High voltage
- Six lead
- NEMA standard hole pattern
- NEMA Class H insulation system, Class H temperature rise at 40C ambient (125C prime / 150C standby)
- NEMA Class H insulation system, Class H temperature rise at 40C ambient (125C prime/150C standby)
- Class H insulation, Class F temperature rise at 40C ambient (105C prime/130C standby)
- NEMA standard hole pattern
- Winding temperature detectors
- NEMA standard hole pattern
- Internal excitation (IE)
- Form wound
- 3 Phase brushless, Salient pole
- Busbar connections, right side extension box, bottom cable entry
- Low voltage:
- Busbar connections, top center mounted, top cable entry
- Medium voltage:
Literature
- Parts book
Lube System
- Oil drain lines and valve
- Lubricating oil
- Oil filter, filler and dipstick
- Fumes disposal
- Gear type lube oil pump
- Integral lube Oil cooler
Starting / Charging System
- Battery and battery rack w/cables
- 45 Amp Charging alternator
- 24 Volt electric starting motor
- Battery disconnect switch
Controller
- Cat ECS 100
General
- Paint - Caterpillar yellow except rails and radiators gloss black
- SAE standard rotation
- Right hand servicing
- Flywheel and Flywheel housing-SAE No. 00
- Paint - Caterpillar yellow with high gloss black rails & radiator
Telematics
- Ethernet
Alternator
- Random Wound
- Permanent Magnet (PM) Excitation
Power Termination
- Busbar
- Busbar
Optional Equipment
Control Panels
- Digital I/O module
- EMCP 4.4
- Load share module
- Remote monitoring software
- Generator temperature monitoring & protection
Exhaust
- Exhaust mufflers
Air Inlet System
- Heavy duty air cleaner
- Single element filter
Generator
- Permanent magnet excitation (PMG)
- Anti-condensation heater
- Internal excitation (IE)
- Oversize and premium generators
Cooling System
- Standard installed radiators
- Standard installed ATAAC radiators
- Optional installed ATAAC radiators
- Water level switch gauges
- Coolant
- Optional installed radiators
Exhaust System
- Flanges
- Flange and exhaust expanders
- Flexible fittings
- Elbows
- Y Adapters
- Mufflers
Air Cleaner
- Dual element with service indicator
Fuel System
- Primary fuel filter
Starting/Charging
- Heavy duty starting system
- Charging alternator
- Battery chargers
- Oversize batteries
- Air starting motor with control and silencer
- Jacket water heater
Generators and Attachments
- 1400, 1600, 2700 Frames
- Space heater
- Generator conversion from IE to PM
- Differential current transformers (DCT) 15 kV class
- RW, IE, 6 Leads, Pitch 0.6667
- Generator air cleaner
- Low voltage: 380,440 / 480 Volts, 3 Phase, 1800 rpm
- Differential current transformers (DCT) 8.7 kV class
Instrumentation
- Wiring GP W/O cyl sensors
- Pyrometer and thermocouples
Lube System
- Oil drains
- Lubrication oil in standard sump
- Oil level regulator
- Prelube pumps
Starting
- Dual electric starters
- Standard batteries
- Oversized batteries
- Battery charger - 10A
- Battery charger - 20A
- Battery charger - 40A
- Air starter(s)
- Jacket water heater
General
- US aid emblem
- The following options are based on regional and product configuration:
- Automatic transfer switches (ATS)
- EU Certificate of Conformance (CE)
- CSA Certification
- Integral & sub-base UL listed dual wall fuel tanks
- EEC Declaration of Conformity
- UL 2200 package
- Integral & sub-base fuel tanks
- Seismic Certification per applicable building codes: IBC 2000, IBC 2003, IBC 2006, IBC 2009, CBC 2007
- Enclosures: Sound attenuated, weather protective
Crankcase Protection
- No crankcase explosion relief valves
- Explosion relief valves
- Crankcase ventilation system
- No explosion relief valves
Mounting
- IBC isolators
- Rubber anti-vibration mounts
- Spring type vibration isolators
Power Connections
- 1600 ,2000, 2500, 3000, 4000 Amp, 3 Pole, UL-100% rated Circuit breakers
- Grounding groups
- Neutral ground connections
- Right side power connections
- Rear power connections
- Left side power connections
- Six lead, six terminal option
- 2000, 2500, 3200 Amp, 3 Pole, IEC rated Circuit breakers
- Center post busbars
- 2000, 2500 Amp, 4 Pole, IEC rated Circuit breakers
- Cable entry - right side
Cooling
- High Ambient Radiator
Special Tests / Reports
- Fuel consumption test
- Generator test report
- IBC seismic Certification
- PGS Test report @ 1.0 power factor
- Standard engine test charge
- CSA Certification
- Generator fuel consumption test
- Torsional vibration analysis
- PGS Test report @ 0.8 power factor
Starting / Charging System
- 24 Volt battery set - Dry
- Air pressure regulator
- 10 Amp Battery charger
- Air starting motor
- 35 Amp Battery charger
- Jacket water heaters
- Starter cover
- Engine barring device
- Batteries, racks and cables:
- Electric starting motors
Muffler
- Industrial grade (15 dB)
Mounting System
- Spring type vibration isolators
- IBC vibration isolators
- Puck style low efficiency isolators
- Rubber
- Spring vibration Isolators
- Seismic rated vibration isolators
Controller
- Cat ECS 200
- EMCP 4.4
Controller attachments
- Local annunciator module
- Remote annuciator module
- Expansion I/O module
- Remote monitoring software
Telematics
- Cellular
Extended service terms
- 2 year (Prime)
- 3 year
- 5 year
- 10 year
Extended service coverage
- Silver
- Gold
- Platinum
- Platinum plus
Alternator
- Form wound
Alternator Temperature rise (over 40°C ambient)
- 80°C
- 105°C
- 125°C/130°C
- 150°C
Alternator Output Voltage
- 380V
- 416V
- 480V
- 600V
- 4160V
- 6300V
- 6600V
- 12470V
- 13200V
- 13800V
Alternator attachments
- Anti-condensation space heater
- Stator and bearing temperature monitoring and protection
Power termination
- Circuit breakers, IEC compliant
- Circuit breakers, UL listed
- Circuit breaker
Circuit breaker
- 1600A
- 2000A
- 2500A
- 3000A
- 3200A
- 4000A
- Electrically operated
Trip Unit
- LSI
- LSI-G
- LSI-P
- LSIG-P
Ancilliary Equipment
- Automatic transfer switch (ATS)
- Paralleling switchgear
- Paralleling controls
Certifications
- UL 2200
- IBC seismic certification
- HCAI/OSHPD OSP preapproved
