The 3512A generator set withUpgradeable Packaging has been developed for a wide range of applications, from emergency standby installations such as healthcare and datacenters to continuously powering remote installations. The packages can be optimized for performance that matters to you with either low emissions or low fuel consumption versions available. Backed by the worldwide network of Cat dealers ready to support your operation with technical support, service, parts, and warranty, Cat generator sets will provide the reliability and durability you expect.
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Generator Set Specifications
- Standby Rating
- 1,250/1,100 ekW
- Prime Power Rating
- 1,135/1,000 ekW
- Emissions/Fuel Strategy
- Low Fuel Consumption
- Voltage
- 380 to 480 Volts
- Frequency
- 60 Hz
- Speed
- 1,800 rpm
- Duty Cycle
- Standby, Mission Critical, Prime, Continuous
- Maximum Rating
- 1,250 ekW
- Minimum Rating
- 890 ekW
Engine Specifications
- Engine Model
- 3,512A, 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
- TA
- Fuel System
- MUI
- Governor Type
- Woodward
Generator Set Dimensions
- Length - Maximum
- 203.5 in
- Width - Maximum
- 79.3 in
- Height - Maximum
- 92 in
- Dry Weight - Genset (minimum)
- 22,099 lb
- Dry Weight - Genset (maximum)
- 22,540 lb
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
Specifications
Generator Set Specifications
- Standby Rating
- 1,250/1,100 ekW
- Prime Power Rating
- 1,135/1,000 ekW
- Emissions/Fuel Strategy
- Low Fuel Consumption
- Voltage
- 380 to 480 Volts
- Frequency
- 60 Hz
- Speed
- 1,800 rpm
- Duty Cycle
- Standby, Mission Critical, Prime, Continuous
- Maximum Rating
- 1,250 ekW
- Minimum Rating
- 890 ekW
Engine Specifications
- Engine Model
- 3,512A, 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
- TA
- Fuel System
- MUI
- Governor Type
- Woodward
Generator Set Dimensions
- Length - Maximum
- 203.5 in
- Width - Maximum
- 79.3 in
- Height - Maximum
- 92 in
- Dry Weight - Genset (minimum)
- 22,099 lb
- Dry Weight - Genset (maximum)
- 22,540 lb
Standard/Optional Features
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