3512 with Upgradeable Package
At a Glance
Standby Rating
1250/1100 ekW
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Prime Power Rating
1135/1000 ekW
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Emissions/Fuel Strategy
Low Fuel Consumption
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Voltage
380 to 480 Volts
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Overview
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.
Generator Set Specifications
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Standby Rating |
1250/1100 ekW |
Prime Power Rating |
1135/1000 ekW |
Emissions/Fuel Strategy |
Low Fuel Consumption |
Voltage |
380 to 480 Volts |
Frequency |
60 Hz |
Speed |
1800 rpm |
Duty Cycle |
Standby, Mission Critical, Prime, Continuous |
Maximum Rating |
1250 ekW |
Minimum Rating |
890 ekW |
Engine Specifications
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Engine Model |
3512A, 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 |
MUI |
Governor Type |
Woodward |
Generator Set Dimensions
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Length - Maximum |
203.5in |
Width - Maximum |
79.3in |
Height - Maximum |
92in |
Dry Weight - Genset (minimum) |
22099lb |
Dry Weight - Genset (maximum) |
22540lb |
Standard Equipment:
Air Inlet System
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Air cleaner; single element canister type with service indicator
Control Panel
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Auto/start/stop control
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True RMS AC metering, 3-phase, +/-2% accuracy
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kVAr-hr (total)
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EMCP 4.2B
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kVAr (per phase, average & percent)
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Customer data link (Modbus RTU)
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KVAR/PF modes, RFI suppression, min/max exciter
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Overcurrent (50/51)
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IVR includes reactive droop capability, 3-phase voltage sensing
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Generator phase sequence
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6 programmable digital inputs
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Engine cool-down timer
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Limiter and exciter diode monitor
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Over/under voltage (27/59)
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Low coolant temperature
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Generator set packages include Caterpillar's voltage regulator (IVR)
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Accessory module data link
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Low oil pressure
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Over/under frequency (81 o/u)
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Generator mounted - rear facing
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Reverse reactive power (kVAr) (32RV)
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Emergency stop
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Lamp test
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Overspeed
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kVA (per phase, average & percent)
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Operating hours
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DC volts
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Low coolant level
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Programmable protective relaying functions:
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Frequency (Hz)
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Amps (per phase & average)
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Environmental sealed front face
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Failure to start (overcrank)
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Power factor (per phase & average)
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Controls:
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kW (per phase, average & percent)
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Oil pressure (psi, kPa or bar)
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24 Volt DC operation
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4 programmable relay outputs (Form A)
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Emergency stop pushbutton
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2 Programmable relay outputs (Form C)
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RPM
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Digital indication for:
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Engine cycle crank
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Speed adjust
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Coolant temperature
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2 Programmable digital outputs
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Text alarm/event descriptions
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Serial annunciator module data link
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Communications:
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kW-hr (total)
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Volts (L-L & L-N)
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Alarm acknowledge
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Warning/shutdown with common LED indication of shutdowns for:
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Reverse power (kW) (32)
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High coolant temperature
Cooling System
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Coolant level sensors (Not included with packages without radiator)
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Coolant drain line with valve
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Fan and belt guards
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JWAC
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Caterpillar extended life coolant. (Not included with packages without radiator, installed SF44CTS, shipped loose radiators or heat exchangers)
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Caterpillar extended life coolant. (Not included with packages without radiator, installed SF44CTS, shipped loose radiators or heat exchangers)
Exhaust
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Dry exhaust manifold
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Flanged faced outlet(s)
Fuel System
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Fuel priming pump
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Fuel cooler; not included with packages without radiator
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Secondary fuel filters
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Flexible fuel lines - shipped loose
Generators And Attachments
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Internal excitation (IE) or Permanent magnet excitation (PMG)
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Winding temperature detectors
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6 Lead
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LV
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60 Hz models: NEMA standard hole pattern
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Busbar connections, top center mounted, top cable entry
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3 Phase brushless, Salient pole
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Random wound
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NEMA Class H insulation
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Class H temperature rise at 40C ambient (125C prime / 150C standby)
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KVAR/PF modes
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Exciter diode monitor
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Caterpillar's digital voltage regulator (CDVR) includes:
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RFI suppression
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Reactive droop capability
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Min / max exciter limiter
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Note: 1800 Frames are form wound, permanent magnet excitation (PMG), with winding temp detectors
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Generator set packages include: Regulator (CDVR)
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3 Phase voltage sensing
Governing System
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Woodward 2301A isochronous governor
Lube System
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Fumes disposal
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Lubricating oil
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Gear type lube oil pump
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Oil filter, filler and dipstick
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Integral lube Oil cooler
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Oil drain lines and valve
Mounting System
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Rails - engine/generator/radiator mounting
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Rubber anti-vibration mounts - shipped loose
Starting / Charging System
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24-Volt electric starting motor
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Battery and battery rack w/cables
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50 Amp Charging alternator
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Battery disconnect switch
General
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Flywheel and Flywheel housing-SAE No. 00
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SAE standard rotation
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RH service
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Paint - Caterpillar yellow with high gloss black rails & radiator
Optional Equipment:
Air Inlet System
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Single stage air cleaners
Dual element air filters
Circuit Breakers
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2000, 2500, 3200 and 4000 Amp, 4 pole, IEC rated Circuit breakers
Control Panels
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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
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Coolant
Water level gauge
Optional radiator arrangements
Exhaust System
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Exhaust flexible fittings
Industrial grade (15 db) mufflers
Exhaust elbows
Exhaust Y Adapters
Generators And Attachments
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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
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Oil level regulator
Lube oil
Primary fuel systems
Prelube sump pump
Oil level regulator
Special Tests / Reports
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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
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Protection systems
Ventilation system
Protection systems
Ventilation system
Batteries And Battery Housing
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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
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Spring type vibration isolators
Puck style low efficiency lsolators
IBC vibration isolators
Spring type vibration isolators
Instrumentation
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Pyrometer and thermocouples
Starting / Charging Systems
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Oversize battery set
Jacket water heater
Electric starting motors
Jacket water heaters
24 Volt dual electric starting motor
Starter cover
Power Connection System
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Breaker power connections
EMCP voltage and current sensing groups
Center post busbars
Circuit Breaker - Lv Packages
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Electronically operated circuit breakers
Right hand power connections