3512 Generator Set
360° Exterior View
At a Glance
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Overview
Caterpillar is leading the power generation marketplace with Power Solutions engineered to deliver unmatched flexibility, expandability, reliability, and cost-effectiveness.
Generator Set Specifications
+ -| 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
+ -| Engine Model | 3512 TA, V-12, 4-Stroke Water-Cooled Diesel |
| Bore | 6.69in |
| Stroke | 7.48in |
| Displacement | 3161.03in³ |
| Compression Ratio | 13.5:1 |
| Aspiration | TA |
| Fuel System | Direct Unit Injection |
| Governor Type | Woodward |
Generator Set Dimensions
+ -| Length - Minimum | 214.8in |
| Length - Maximum | 218.8in |
| Width - Maximum | 77.8in |
| Height - Maximum | 93.2in |
| Dry Weight - Genset (minimum) | 22210lb |
| Dry Weight - Genset (maximum) | 22650lb |
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
