3512 with Upgradeable Package

Specifications

Full Specifications

Generator Set Specifications

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

Engine Model
3512A, 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
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)
22099 lb

Dry Weight - Genset (maximum)
22540 lb

Equipment

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

Resources

Electric Power Ratings Guide

3512, 60 Hz, 1250 ekW Standby/MC, 1135 ekW Prime, 1010 ekW Cont., Low Fuel Consumption Spec Sheet

3512, 60 Hz, 1135 kVA, Prime-DCP, Low Fuel Consumption Spec Sheet