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3512B Diesel Generator Set

Maximum Rating

1500 ekW

Minimum Rating

1230 ekW

Emissions/Fuel Strategy

Low Fuel, Low Emissions

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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

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

Bore

6.69 in

Stroke

7.48 in

Displacement

3,573.55 in³

Compression Ratio

14.0:1 Std 15.5:1 HD

Aspiration

Fuel System

Electronic Unit Injection

Governor Type

ADEM™ A3

Generator Set Dimensions

Length - Maximum

221.9 in

Width - Maximum

90 in

Height - Maximum

93.2 in

Dry Weight - Genset (minimum)

24,430 lb

Dry Weight - Genset (maximum)

25,090 lb

Generator Set Specifications

Maximum Rating

1500 ekW

Minimum Rating

1230 ekW

Emissions/Fuel Strategy

Low Fuel, Low Emissions

Voltage

380 to 13800 Volts

Frequency

60 Hz

Speed

1800 rpm

Duty Cycle

Standby, Mission Critical, Prime, Continuous

Standby Rating

1500/1400 ekW

Prime Power Rating

1360/1275 ekW

STANDARD EQUIPMENT

Air Inlet System
- Air cleaner; single element canister type with service indicator
Exhaust System
- Exhaust flange outlet
- Dry exhaust manifold
- Flanged faced outlet(s)
Generator
- IP23 Protection
- Matched to the performance and output characteristics of Cat engines
Power Termination
- Busbar
Control Panel
- Cat ECS Genset controller
Control System
- Alarm acknowledge
- kW-hr (total)
- Lamp test
- Over/under voltage (27 / 59)
- Digital indication for:
- DC volts
- PLC functionality
- Speed adjust
- 4 Programmable relay outputs (Form A)?
- Text alarm/event descriptions
- Warning/shutdown with common LED indication of shutdowns for:
- Engine cycle crank
- Emergency stop
- Auto/start/stop control
- RPM
- Reverse power (kW) (32)
- True RMS AC metering, 3-phase, +/-2% accuracy
- Accessory module data link
- Low coolant level
- kVAr-hr (total)
- kVAr (per phase, average & percent)
- 1 Programmable relay outputs (Form C)
- Over/under frequency (81 o/u)
- Low oil pressure
- Amps (per phase & average)
- Failure to start (overcrank)
- Cat ECS 100
- Controls:
- High coolant temperature
- Communications
- Number of I/O varies on options selected
- 24 Volt DC operation
- Engine cool-down timer
- Low coolant temperature
- Generator phase sequence
- Frequency (Hz)
- Volts (L-L & L-N)
- Reverse reactive power (kVAr) (32RV)
- Oil pressure (psi, kPa or bar)
- Customizable screens
- 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
- Load histogram feature
- 1 Programmable digital outputs
- Customer data link (Modbus RTU)
- Overspeed
- Environmental sealed front face
- Coolant temperature
- kW (per phase, average & percent)
- Programmable protective relaying functions:
- kVA (per phase, average & percent)
- Power factor (per phase & average)
- Emergency stop pushbutton
- Generator mounted - rear facing
- Cat connect
- Overcurrent (50 / 51)
Cooling System
- Package mounted radiator
- Radiator fan and fan drive
- Fan and belt guards
- Coolant drain line with valve
- Caterpillar extended life coolant (Not included with packages without radiator, installed SF44CTS
- Coolant level sensors (Not included with packages without radiator)
- SCAC
Fuel System
- Primary fuel filter with integral water separator
- Secondary fuel filters
- Flexible fuel lines - shipped loose
- Fuel priming pump
- Fuel cooler; not included with packages without radiator
Generators and Attachments
- Low voltage:
- Random wound
- 6 Leads
- NEMA standard hole pattern
- High voltage
- Busbar connections, right side extension box, bottom cable entry
- NEMA Class H insulation system, Class H temperature rise at 40C ambient
  (125C prime / 150C standby)
- Permanent magnet excitation (PMG)
- NEMA standard hole pattern
- Medium voltage:
- Busbar connections, top center mounted, top cable entry
- NEMA Class H insulation system, Class H temperature rise at 40C ambient
  (125C prime / 150C standby)
- Winding temperature detectors
- Form wound
- 3 Phase brushless, Salient pole
- Class H insulation, Class F temperature rise at 40C ambient (105C prime / 130C standby)
- Internal excitation (IE)
Governing System
- ADEM III
Literature
- Parts book
Lube System
- Lubricating oil
- Gear type lube oil pump
- Oil drain lines and valve
- Fumes disposal
- Integral lube Oil cooler
- Oil filter, filler and dipstick
Mounting System
- Rubber anti-vibration mounts - shipped loose
Starting / Charging System
- Battery disconnect switch
- Battery and battery rack w/cables
- 45 Amp Charging alternator
- 24 Volt electric starting motor
General
- Paint - Caterpillar yellow with high gloss black rails & radiator
- Flywheel and Flywheel housing-SAE No. 00
- Right hand servicing
- SAE standard rotation

OPTIONAL EQUIPMENT

Control Panels
- Remote monitoring software
- Digital I/O module
- EMCP 4.4
- Load share module
- Generator temperature monitoring & protection
Exhaust System
- Exhaust mufflers
- Flanges
- Elbows
- Flange and exhaust expanders
- Mufflers
- Y Adapters
- Flexible fittings
Generator
- Oversize and premium generators
- Permanent magnet excitation (PMG)
- Internal excitation (IE)
- Anti-condensation heater
Air Inlet System
- Heavy duty air cleaner
- Single element filter
Power Termination
- Circuit breakers, UL listed
- Circuit breakers, IEC compliant
Cooling System
- Standard installed radiators
- Optional installed radicators
- Coolant
- Water level switch gauges
Fuel System
- Primary fuel filter
General
- UL 2200 package
- EEC Declaration of Conformity
- Seismic Certification per applicable building codes: IBC 2000, IBC 2003, IBC 2006, IBC 2009, CBC 2007
- CSA Certification
- Enclosures: Sound attenuated, weather protective
- Automatic transfer switches (ATS)
- Integral & sub-base fuel tanks
- The following options are based on regional and product configuration:
- US aid emblem
- Integral & sub-base UL listed dual wall fuel tanks
- EU Certificate of Conformance (CE)
Generators and Attachments
- 1400, 1600, 2700 Frames
- Generator conversion from IE to PM
- Space heater
- RW, IE, 6 Leads, Pitch 0.6667
- Low voltage: 380,440 / 480 Volts, 3 Phase, 1800 rpm
- Differential current transformers (DCT) 15 kV class
- Generator air cleaner
- Differential current transformers (DCT) 8.7 kV class
Mounting
- IBC isolators
- Rubber anti-vibration mounts
- Spring type vibration isolators
Starting/Charging
- Air starting motor with control and silencer
- Heavy duty starting system
- Charging alternator
- Oversize batteries
- Battery chargers
- Jacket water heater
Instrumentation
- Wiring GP W/O cyl sensors
- Pyrometer and thermocouples
Lube System
- Lubrication oil in standard sump
- Oil drains
- Prelube pumps
- Oil level regulator
Crankcase Protection
- Explosion relief valves
- No crankcase explosion relief valves
- Crankcase ventilation system
- No explosion relief valves
Mounting System
- IBC vibration isolators
- Puck style low efficiency isolators
- Spring type vibration isolators
Power Connections
- 2000, 2500 Amp, 4 Pole, IECrated Circuit breakers
- Cable entry - right side
- Grounding groups
- Left side power connections
- 1600 ,2000, 2500, 3000, 4000 Amp, 3 Pole, UL-100% rated Circuit breakers
- 2000, 2500, 3200 Amp, 3 Pole, IEC rated Circuit breakers
- Rear power connections
- Neutral ground connections
- 6 Leads, 6 terminal option
- Right side power connections
- Center post buss bar
Special Tests / Reports
- Generator test report
- PGS Test report @ 0.8 power factor
- Standard engine test charge
- CSA Certification
- Torsional vibration analysis
- Generator fuel consumption test
- PGS Test report @ 1.0 power factor
- IBC seismic Certification
- Fuel consumption test
Starting / Charging System
- Air pressure regulator
- Batteries, racks and cables:
- Air starting motor
- 35 Amp Battery charger
- 24 Volt battery set - Dry
- Starter cover
- 10 Amp Battery charger
- Engine barring device
- Jacket water heaters
- Electric starting motors