Diesel Generator Sets 3512B (50 Hz)

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Key Specs

Maximum Rating
1875 kVA
1875 kVA
Minimum Rating
1320 kVA
1320 kVA
Emissions/Fuel Strategy
Low Fuel, Low Emissions
Low Fuel, Low Emissions

Overview

1320-1875 KVA

Producing reliable power from 1360 to 1875 kVA at 50 Hz, our 3512B diesel generator sets are made to meet your mission critical, continuous, standby and prime applications. We've designed each to ISO 8528-5 transient response requirements and to accept 100 per cent rated load in one step. Generator sets offer both low fuel consumption and low emission systems.

Benefits

Over 4,000,000,000 global operating hours

Proven performance in heavy-duty applications

Over 200,000 Shipped

Since 1981, leading the large engine market

Optimised for 11% Lower Fuel Consumption

Demonstrated savings in operating costs

Product Specifications for 3512B (50 Hz)

Maximum Rating 1875 kVA 1875 kVA
Minimum Rating 1320 kVA 1320 kVA
Emissions/Fuel Strategy Low Fuel, Low Emissions Low Fuel, Low Emissions
Voltage 380 to 415 Volts 380 to 415 Volts
Frequency 50 Hz 50 Hz
Speed 1500 rpm 1500 rpm
Duty Cycle Standby, Mission Critical, Prime Standby, Mission Critical, Prime
Engine Model 3512B TA, V-12, 4-Stroke Water-Cooled Diesel 3512B TA, V-12, 4-Stroke Water-Cooled Diesel
Bore 6.69 in 170 mm
Stroke 7.48 in 190 mm
Stroke - HD 8.46 in 215 mm
Displacement 3161.03 in 51.8 l
Displacement - HD 3573.55 in³ 58.56 l
Compression Ratio 14.0:1 Std 15.5:1 HD 14.0:1 Std 15.5:1 HD
Aspiration TA TA
Fuel System Electronic Unit Injection Electronic Unit Injection
Governor Type Adem™3 Adem™3
Length - Minimum 206.6 in 5249 mm
Length - Maximum 215.3 in 5469 mm
Width - Minimum 77.8 in 1975 mm
Width - Maximum 90 in 2286 mm
Height - Maximum 93.2 in 2367 mm
Dry Weight - Genset (minimum) 25010 lb 11350 kg
Dry Weight - Genset (maximum) 26840 lb 12180 kg

3512B (50 Hz) 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

  • Emergency stop button
  • Programmable protective relaying functions:
  • Over / under voltage (27 / 59)
  • kVAr (per phase, average & percent)
  • kVA (per phase, average & percent)
  • Engine cool-down timer
  • Generator mounted - rear facing
  • Overcurrent (50 / 51)
  • Warning / shutdown with common LED indication of shutdowns for:
  • Low coolant level
  • DC volts
  • Generator phase sequence
  • Overspeed
  • Frequency (Hz)
  • Volts (L-L & L-N)
  • Reverse reactive power (kVAr) (32RV)
  • Text alarm / event descriptions
  • 2 Programmable digital outputs
  • RPM
  • 2 Programmable relay outputs (Form C)
  • Speed adjust
  • Alarm acknowledge
  • kVAr-hr (total)
  • Digital indication for:
  • Power Factor (per phase & average)
  • Environmental sealed front face
  • Controls:
  • True RMS AC metering, 3 phase, +/-2% accuracy
  • Low oil pressure
  • kW (per phase, average & percent)
  • Engine cycle crank
  • Accessory module data link
  • Coolant temperature
  • EMCP 4.2
  • 24 Volt DC operation
  • Over / under frequency (81 o/u)
  • Amps (per phase & average)
  • 4 Programmable relay outputs (Form A)
  • Reverse power (kW) (32)
  • Operating hours
  • Communications
  • Oil pressure (psi, kPa or bar)
  • Serial annunciator module data link
  • kW-hr (total)
  • 6 Programmable digital inputs
  • High coolant temperature
  • Failure to start (overcrank)
  • Low coolant temperature
  • Lamp test
  • Emergency stop
  • Auto / start / stop control
  • Customer data link (Modbus RTU)

Exhaust

  • Exhaust flange outlet

Fuel

  • Secondary fuel filter
  • Primary fuel filter with integral water separator
  • Fuel priming pump

Control System

  • Engine cool-down timer.
  • DC volts
  • True RMS AC metering, 3-phase, +/-2% accuracy
  • High coolant temperature
  • Coolant temperature
  • Auto/start/stop control
  • Failure to start (overcrank)
  • Communications
  • Oil pressure
  • Emergency stop
  • EMCP4.2B
  • Overspeed
  • frequency (Hz)
  • Volts (L-L & L-N)
  • Engine cycle crank
  • Warnings / Shutdown indicators
  • Speed adjust
  • Lamp test
  • 24-volt DC operation
  • RPM
  • 4 programmable digital inputs
  • Low coolant level
  • Operating hours
  • Alarm acknowledge
  • Emergency stop pushbutton
  • Low oil pressure
  • Amps (per phase & average)
  • 4 programmable digital outputs
  • Digital indication for:

Generator

  • IP23 Protection
  • Matched to the performance and output characteristics of Cat engines

Power Termination

  • Bus Bar

Generator System

  • Class H temperature rise at 40C ambient
  • 3 phase brushless, salient pole
  • 6 lead
  • Winding temperature detectors
  • NEMA Class H insulation
  • Random wound
  • Internal Excitation
  • 3-phase voltage sensing
  • Bus bar connections
  • min/max exciter
  • Caterpillar's Digital Voltage Regulator (CDVR)
  • RFI suppression

Literature

  • English

Cooling System

  • Caterpillar extended life coolant. (Not included with packages without radiator, installed SF44CTS, shipped loose radiators or heat exchangers)
  • JWAC
  • Coolant level sensors. (Not included with packages without radiator)
  • Coolant drain line with valve
  • Radiator fan and fan drive
  • Fan and belt guards

Exhaust System

  • Dry exhaust manifold
  • Flanged faced outlet(s)

Fuel System

  • Fuel priming pump
  • Secondary fuel filters
  • Fuel cooler; not included with packages without radiator
  • Flexible fuel lines - shipped loose

Generators and Attachments

  • Note: 1800 frames are form wound, permanent magnet, with winding temp detectors
  • 3 Phase voltage sensing
  • RFI suppression
  • Class H temperature rise at 40C ambient (125C prime / 150C standby)
  • Min / max exciter limiter
  • Exciter diode monitor
  • Busbar connections, top center mounted, top cable entry
  • 3 Phase brushless, salient pole
  • 50 Hz models: IEC standard hole pattern
  • Caterpillar's Digital Voltage Regulator (CDVR) includes:
  • Random wound
  • Generator set packages include: Regulator (CDVR)
  • Reactive droop capability
  • 6 Leads
  • KVAR / PF modes
  • NEMA Class H insulation
  • Winding temperature detectors
  • Internal Excitation
  • LV:

Governing System

  • Woodward 2301A isochronous governor

Lube System

  • Lubricating oil
  • Gear type lube oil pump
  • Integral lube oil cooler
  • Oil filter, filler and dipstick
  • Fumes disposal
  • Oil drain lines and valve

Mounting System

  • Rails - engine / generator / radiator mounting
  • Rubber anti-vibration mounts (shipped loose)

Starting / Charging System

  • Battery disconnect switch
  • Battery and battery rack w/cables
  • 24-volt electric starting motor

General

  • SAE standard rotation
  • Flywheel and Flywheel housing-SAE No. 00
  • RH Service
  • Paint - Caterpillar yellow with high gloss black rails & radiator

3512B (50 Hz) Optional Equipment

Air Inlet System

  • Air Inlet protection
  • Remote air inlet adaptors
  • Dual element air cleaners

Exhaust

  • Exhaust mufflers

Generator

  • Anti-condensation heater
  • Internal excitation (IE)
  • Permanent magnet excitation (PMG)
  • Oversize and premium generators

Circuit Breakers

  • Cable entry options
  • 2000, 2500, 3200 and 4000 Amp, 4 pole, IEC rated circuit breakers
  • Busbar connections
  • Center posts busbars
  • Controls packaging - Enclosures
  • 2000, 2500, 3200 and 4000 Amp, 3 pole, IEC rated circuit breakers
  • Optional busbar power connections
  • EMAX breakers connections
  • EMAX circuit breakers
  • Breaker harnesses

Power Termination

  • Circuit breakers, UL listed
  • Circuit breakers, IEC compliant

Control Panels

  • Annunciator modules
  • Customer connection mounting locations
  • Remote speed adjust
  • Local PC monitoring
  • Generator temperature monitoring
  • Auxiliary boxes
  • Governors
  • Customer interface options
  • EMCP 4.3, EMCP 4.4
  • Ground (Automatically selected)
  • Mounting group - External box clips
  • Vandle proof panel door

Mounting

  • Rubber anti-vibration mounts
  • IBC isolators
  • Spring-type vibration isolator

Starting/Charging

  • Oversize batteries
  • Air starting motor with control and silencer
  • Jacket water heater
  • Heavy-duty starting system
  • Charging alternator
  • Battery chargers

Cooling System

  • Water level switch gauges
  • Optional radiator arrangements
  • Heat exchangers

European Certifications

  • European Union certification
  • EU declaration of conformity
  • European directive genset, DoI (Declaration of Incorporation)
  • Eurasian conformity (EAC) mark

Exhaust System

  • Mufflers
  • Muffler mounting kits
  • Through-wall installation kit
  • 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, No. of leads = 6, pitch= 0.6667
  • 1500 RPM, 380/400/415volts @ 50 Hz, 3 phase, form wound, permanent magnet, No. of leads = 6, pitch= 0.6667
  • 1500 RPM, 380/400/415volts @ 50 Hz, 3 phase, random wound, internal excitation, No. of leads = 6, pitch= 0.6667
  • Space heater

Instrumentation

  • Pyrometer and thermocouples

Lube System

  • Oil level Reg-1 shallow pan
  • Electric prelube pumps
  • Manual prelube sump pumps

Mounting System

  • IBC vibration isolators
  • Spring-type vibration isolator

Protection System

  • Explosion relief valve

Special Tests / Reports

  • PGS test report @ 0.80 power factor
  • Neutral ground-LV
  • IBC seismic certifications
  • PGS test report @ 1.0 power factor
  • Neutral grounding connection

Starting / Charging System

  • Oversize battery set
  • Jacket water heaters
  • 10 Amp battery chargers
  • Ether starting aid
  • 24 Volt dual electric starting motor
  • 20 Amp battery charger

General

  • Engine barring group

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