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3512B (50 Hz) Generator Set

Caterpillar is leading the power generation market with Power Solutions engineered to deliver unmatched flexibility, expandability, reliability, and cost-effectiveness.

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Standby Rating 1875/1750 kVA
Prime Power Rating 1700/1600 kVA
Emissions/Fuel Strategy Low Fuel, Low Emissions
Voltage 380 to 415 Volts
Frequency 50 Hz
Speed 1500 rpm
Duty Cycle Standby, Mission Critical, Prime
Maximum Rating 1875 kVA
Minimum Rating 1600 kVA
Engine Model 3512B TA, V-12, 4-Stroke Water-Cooled Diesel
Bore 6.69 in
Stroke 8.46 in
Displacement 3576 in³
Displacement - HD 3576 in³
Compression Ratio 15.5:1 HD
Aspiration TA
Fuel System Electronic Unit Injection
Governor Type ADEMâ„¢ A3
Stroke - HD 8.46 in
Length - Minimum 206.6 in
Length - Maximum 215.3 in
Width - Minimum 77.8 in
Width - Maximum 90 in
Height - Maximum 93.2 in
Dry Weight - Genset (minimum) 25010 lb
Dry Weight - Genset (maximum) 26840 lb
Air Inlet System
  • Aingle element canister type air cleaner with service indicator
Air Inlet
  • Air cleaner
Cooling
  • Package mounted radiator (except C175)
Control Panel
  • Speed adjust
  • Oil pressure (psi, kPa or bar)
  • 4 Programmable relay outputs (Form A)
  • kVAr (per phase, average & percent)
  • Over/under frequency (81 o/u)
  • Operating hours
  • Accessory module data link
  • Text alarm/event descriptions
  • Amps (per phase & average)
  • DC volts
  • Frequency (Hz)
  • 2 Programmable relay outputs (Form C)
  • kVAr-hr (total)
  • Volts (L-L & L-N)
  • RPM
  • kW (per phase, average & percent)
  • Over/under voltage (27 / 59)
  • Environmental sealed front face
  • Controls:
  • Engine cool-down timer
  • Customer data link (Modbus RTU)
  • High coolant temperature
  • 2 Programmable digital outputs
  • Power factor (per phase & average)
  • 24 Volt DC operation
  • Overspeed
  • Alarm acknowledge
  • Lamp test
  • kW-hr (total)
  • Low coolant temperature
  • Emergency stop
  • Generator phase sequence
  • Auto/start/stop control
  • Cat ECS 100
  • Low oil pressure
  • Engine cycle crank
  • Programmable protective relaying functions:
  • Reverse power (kW) (32)
  • Generator mounted - rear facing
  • Digital indication for:
  • Overcurrent (50 / 51)
  • Warning/shutdown with common LED indication of shutdowns for:
  • kVA (per phase, average & percent)
  • Serial annunciator module data link
  • Emergency stop button
  • Reverse reactive power (kVAr) (32RV)
  • 6 Programmable digital inputs
  • Failure to start (overcrank)
  • Low coolant level
  • Communications
  • Coolant temperature
  • True RMS AC metering, 3 phase, +/-2% accuracy
Exhaust
  • Exhaust flange outlet
Fuel
  • Primary fuel filter with integral water separator
  • Secondary fuel filters
  • Fuel priming pump
Control System
  • Failure to start (overcrank)
  • Auto/start/stop control
  • Cat ECS 100
  • Lamp test
  • Emergency stop pushbutton
  • 4 programmable digital inputs
  • Volts (L-L & L-N)
  • Low coolant level
  • Overspeed
  • frequency (Hz)
  • Engine cycle crank
  • DC volts
  • Coolant temperature
  • Alarm acknowledge
  • True RMS AC metering, 3-phase, +/-2% accuracy
  • Communications
  • 24 Volt DC operation
  • Engine cool-down timer
  • RPM
  • Warnings/shutdown indicators
  • Digital indication for:
  • Oil pressure
  • Low oil pressure
  • Amps (per phase & average)
  • Speed adjust
  • Emergency stop
  • 4 programmable digital outputs
  • Operating hours
  • High coolant temperature
Generator
  • Matched to the performance and output characteristics of Cat engines
  • IP23 Protection
Power Termination
  • Busbar
Generator System
  • Internal excitation (IE)
  • NEMA Class H insulation
  • Caterpillar's digital voltage regulator (CDVR)
  • Class H temperature rise at 40C ambient
  • 3-phase voltage sensing
  • Busbar connections
  • min/max exciter
  • Random wound
  • 3 phase brushless, Salient pole
  • RFI suppression
  • Winding temperature detectors
  • 6 Lead
Literature
  • Operation & Maintenance Manual
  • Parts book
Cooling System
  • Coolant drain line with valve
  • Radiator fan and fan drive
  • Fan and belt guards
  • JWAC
  • Caterpillar extended life coolant. (Not included with packages without radiator, installed SF44CTS, shipped loose radiators or heat exchangers)
  • Coolant level sensors (Not included with packages without radiator)
Exhaust System
  • Dry exhaust manifold
  • Flanged faced outlet(s)
Fuel System
  • Flexible fuel lines - shipped loose
  • Secondary fuel filters
  • Fuel priming pump
  • Fuel cooler; not included with packages without radiator
Generators and Attachments
  • 6 Leads
  • Note: 1800 Frames are form wound, permanent magnet excitation (PMG), with winding temp detectors
  • Busbar connections, top center mounted, top cable entry
  • KVAR / PF modes
  • Internal excitation (IE)
  • Generator set packages include: Regulator (CDVR)
  • RFI suppression
  • Winding temperature detectors
  • NEMA Class H insulation
  • 50 Hz models: IEC standard hole pattern
  • Reactive droop capability
  • 3 Phase brushless, Salient pole
  • Exciter diode monitor
  • Min / max exciter limiter
  • Random wound
  • 3 Phase voltage sensing
  • LV
  • Class H temperature rise at 40C ambient (125C prime / 150C standby)
  • Caterpillar's digital voltage regulator (CDVR) includes:
Governing System
  • Woodward 2301A isochronous governor
Lube System
  • Lubricating oil
  • Fumes disposal
  • Integral lube Oil cooler
  • Oil drain lines and valve
  • Gear type lube oil pump
  • Oil filter, filler and dipstick
Mounting System
  • Rubber anti-vibration mounts - shipped loose
  • Rails - Engine/generator/radiator mounting
Starting / Charging System
  • 24 Volt electric starting motor
  • Battery and battery rack w/cables
  • Battery disconnect switch
General
  • Paint - Caterpillar yellow with high gloss black rails & radiator
  • RH service
  • SAE standard rotation
  • Flywheel and Flywheel housing-SAE No. 00
Air Inlet System
  • Dual element air cleaners
  • Remote air inlet adaptors
  • Air inlet protection
Exhaust
  • Exhaust mufflers
Generator
  • Internal excitation (IE)
  • Anti-condensation heater
  • Oversize and premium generators
  • Permanent magnet excitation (PMG)
Circuit breakers
  • Cable entry options
  • Optional busbar power connections
  • EMAX breakers connections
  • Center posts busbars
  • 2000, 2500, 3200 and 4000 Amp, 3 pole, IEC rated Circuit breakers
  • Breaker harnesses
  • 2000, 2500, 3200 and 4000 Amp, 4 pole, IEC rated Circuit breakers
  • Controls packaging - Enclosures
  • Busbar connections
  • EMAX Circuit breakers
Power Termination
  • Circuit breakers, UL listed
  • Circuit breakers, IEC compliant
Mounting
  • Rubber anti-vibration mounts
  • Spring type vibration isolators
  • IBC isolators
Control Panels
  • Annunciator modules
  • Generator temperature monitoring
  • Vandle proof panel door
  • Auxiliary boxes
  • Mounting group - External box clips
  • Ground (Automatically selected)
  • Remote speed adjust
  • Local PC monitoring
  • Customer connection mounting locations
  • EMCP 4.4
  • Governors
  • Customer interface options
Starting/Charging
  • Oversize batteries
  • Air starting motor with control and silencer
  • Heavy duty starting system
  • Jacket water heater
  • Charging alternator
  • Battery chargers
Cooling System
  • Water level switch gauges
  • Heat exchangers
  • Optional radiator arrangements
European Certifications
  • European Directive genset, DoI (Declaration of Incorporation)
  • EU Declaration of Conformity
  • European Union certification
  • Eurasian Conformity (EAC) mark
Exhaust System
  • Through-wall installation kit
  • Mufflers
  • Muffler mounting kits
  • Flexible fittings
Fuel System
  • Primary fuel filter
Generators and Attachments
  • Generator conversion
  • 1500 RPM, 380/400/415volts @ 50 Hz, 3 phase, random wound, Permanent magnet excitation (PMG), No. of leads = 6, pitch= 0.6667
  • Space heater
  • 1500 RPM, 380/400/415volts @ 50 Hz, 3 phase, Form wound, Permanent magnet excitation (PMG), No. of leads = 6, pitch= 0.6667
  • 1500 RPM, 380/400/415volts @ 50 Hz, 3 phase, random wound, Internal excitation (IE), No. of leads = 6, pitch= 0.6667
Instrumentation
  • Pyrometer and thermocouples
Lube System
  • Oil level reg-1 shallow pan
  • Manual prelube sump pumps
  • Electric prelube pumps
Mounting System
  • IBC vibration isolators
  • Spring type vibration isolators
Protection System
  • Explosion relief valves
Special Tests / Reports
  • PGS Test report @ 0.80 power factor
  • PGS Test report @ 1.0 power factor
  • IBC seismic Certifications
  • Neutral ground-LV
  • Neutral grounding connection
Starting / Charging System
  • 24 Volt dual electric starting motor
  • Oversize battery set
  • Jacket water heaters
  • Ether starting aid
  • 20 Amp Battery charger
  • 10 Amp Battery chargers
General
  • Engine barring group