Producing reliable power from 890 to 1250 ekW at 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 offer a low fuel consumption system.
Cat
3512 Generator Set
Overview
Photos
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3512 MUI Modular Rear Overhang Generator Set -
3512 MUI Modular Rear Overhang Generator Set -
3512 MUI Modular Rear Overhang Generator Set -
3512 MUI Modular Rear Overhang Generator Set
360° View
Exterior
360° Exterior view. Double click on the image to zoom in on any area of the product.
Showroom
Virtual Product tour
Features
Cat Generator Set Package
- Cat generator set packages have been fully prototype tested
- Accepts 100% block load in one step and meets NFPA 110 loading requirements
- Conform to ISO 8528-5 steady state and transient response requirements
Cat Generator Set Package
- Cat generator set packages have been fully prototype tested
- Accepts 100% block load in one step and meets NFPA 110 loading requirements
- Conform to ISO 8528-5 steady state and transient response requirements
Cat Diesel Engine
- Reliable, rugged, durable design
- Field-proven in thousands of applications worldwide
- Four-stroke-cycle diesel engine combines consistent performance and excellent fuel economy with minimum weight
Cat Diesel Engine
- Reliable, rugged, durable design
- Field-proven in thousands of applications worldwide
- Four-stroke-cycle diesel engine combines consistent performance and excellent fuel economy with minimum weight
SR5 Alternator
- Superior motor starting capability minimizes need for oversizing alternator
- Designed to match performance and output characteristics of Cat diesel engines
- Robust Class H insulation
SR5 Alternator
- Superior motor starting capability minimizes need for oversizing alternator
- Designed to match performance and output characteristics of Cat diesel engines
- Robust Class H insulation
EMCP 4 Control Panel
- User-friendly interface and navigation
- Scalable system to meet a wide range of installation requirement
- Expansion modules and site-specific programming for specific customer requirements
EMCP 4 Control Panel
- User-friendly interface and navigation
- Scalable system to meet a wide range of installation requirement
- Expansion modules and site-specific programming for specific customer requirements
Cooling System
- Designed to operate in standard ambient temperatures up to 50°C (122°F)
- Contact your Cat Dealer for specific ambient and altitude capabilities
Cooling System
- Designed to operate in standard ambient temperatures up to 50°C (122°F)
- Contact your Cat Dealer for specific ambient and altitude capabilities
Certifications
- UL 2200 Listed
- CSA
- IBC seismic certification
- OSHPD pre-approval
Certifications
- UL 2200 Listed
- CSA
- IBC seismic certification
- OSHPD pre-approval
One Safe Source
- Components used in the generator set are selected at the design stage to provide optimum package performance
- The generator set is fully assembled at a Caterpillar facility following our quality guidelines
- Each generator set package is tested before leaving the Caterpillar facility
- Cat product support, including dealer service, parts and warranty covers the entire Cat power system
One Safe Source
- Components used in the generator set are selected at the design stage to provide optimum package performance
- The generator set is fully assembled at a Caterpillar facility following our quality guidelines
- Each generator set package is tested before leaving the Caterpillar facility
- Cat product support, including dealer service, parts and warranty covers the entire Cat power system
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
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
Specifications
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Generator Set Specifications
Spec Value Standby Rating 1250/1100 ekW Prime Power Rating 1135/1000 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 Maximum Rating 1250 ekW Minimum Rating 890 ekW -
Engine Specifications
Spec Value Engine Model 3512 TA, V-12, 4-Stroke Water-Cooled Diesel Bore 6.69 in Stroke 7.48 in Displacement 3161.03 in³ Compression Ratio 13.5:1 Aspiration TA Fuel System Direct Unit Injection Governor Type Woodward -
Generator Set Dimensions
Spec Value Length - Minimum 214.8 in Length - Maximum 218.8 in Width - Maximum 77.8 in Height - Maximum 93.2 in Dry Weight - Genset (minimum) 22210 lb Dry Weight - Genset (maximum) 22650 lb
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
Cat Switchgear
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