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3512B (50 Hz) Generator Set

At a glance data:

Standby Rating:
1875/1750 kVA
Prime Power Rating:
1700/1600 kVA
Emissions/Fuel Strategy:
Low Fuel, Low Emissions
Voltage:
380 to 415 Volts

Overview

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

Generator Set Specifications

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 Specifications

Engine Model:
3512B TA, V-12, 4-Stroke Water-Cooled Diesel
Bore:
6.69in
Stroke:
8.46in
Displacement:
3576in³
Displacement - HD:
3576in³
Compression Ratio:
15.5:1 HD
Aspiration:
TA
Fuel System:
Electronic Unit Injection
Governor Type:
ADEM™ A3

Generator Set Dimensions

Length - Minimum:
206.6in
Length - Maximum:
215.3in
Width - Minimum:
77.8in
Width - Maximum:
90in
Height - Maximum:
93.2in
Dry Weight - Genset (minimum):
25010lb
Dry Weight - Genset (maximum):
26840lb

Engine Specifications

Stroke - HD:
8.46in

Standard Equipment

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

Optional Equipment

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