3516E (50 Hz)

Cat Generator Set Package

  • Cat generator set packages have been fully prototype tested
  • Accepts 100% block load in one step and meets other NFPA 110 loading requirements
  • Conform to ISO 8528-5 steady state and transient response requirements
  • Cat Diesel Engine

  • Reliable, rugged, durable design
  • Field-proven in thousands of applications worldwide
  • Four-stroke-cycle diesel engine combines consistent performance and excellent fuel economy with minimum weight
  • Alternator


  • Superior motor starting capability minimizes need for oversizing alternator
  • Designed to match performance and output characteristics of Cat diesel engines
  • Robust Class H insulation
  • EMCP 4 Control Panel

  • User-friendly interface and navigation
  • Scalable system to meet a wide range of installation requirement
  • Expansion modules and site-specific programming for specific customer requirements
  • Cooling System

  • Designed to operate in standard ambient temperatures up to 50°C (122°F)
  • Contact your Cat Dealer for specific ambient and altitude capabilities
  • Certifications

  • IBC Seismic Certification
  • EU Certification of Conformance (CE)
  • EEC Declaration of Conformity
  • One Safe Source

  • Components used in the generator set are selected based on seamless design integration to provide the optimum performance
  • The generator set is fully assembled at a Caterpillar facility following our quality guidelines
  • Each generator set package is tested before leaving the Caterpillar facility
  • Cat product support, including dealer service, parts and warranty covers the entire Cat power system
  • World Wide Product Support

  • Cat dealers have over 1,800 dealer branch stores operating in 200 countries
  • Your local Cat dealer provides extensive post-sale support, including maintenance and repair agreements
  • 3516E (50 Hz) Standard Equipment

    Air Inlet System

    • Air cleaner
    • Single element canister type with service indicator

    Control Panel

    • EMCP 4.2
    • Emergency stop pushbutton
    • Panel lights
    • EMCP4.2 controller includes:
    • 24-volt DC operation
    • Environmental sealed front face
    • Text alarm / event descriptions
    • Generator mounted - rear facing
    • Controls:
    • Speed adjust
    • Engine cool-down timer
    • Engine cycle crank
    • Alarm acknowledge
    • Lamp test
    • True RMS AC metering, 3-phase, +/-2% accuracy
    • Digital indication for:
    • RPM
    • DC volts
    • Operating hours
    • Oil pressure (psi, kPa or bar)
    • Coolant temperature
    • Volts (L-L & L-N)
    • Frequency (Hz)
    • Amps (per phase & average)
    • Power Factor (per phase & average)
    • kW (per phase, average & percent)
    • kVA (per phase, average & percent)
    • kVAr (per phase, average & percent)
    • kW-hr (total)
    • kVAr-hr (total)
    • Warning/shutdown with common LED indication of shutdowns for:
    • Low oil pressure
    • High coolant temperature
    • Overspeed
    • Emergency stop
    • Failure to start (overcrank)
    • Low coolant temperature
    • Low coolant level
    • Programmable protective relaying functions:
    • Generator phase sequence
    • Over / under voltage (27/59)
    • Over / under frequency (81 o/u)
    • Reverse power (kW) (32)
    • Reverse reactive power (kVAr) (32RV)
    • Overcurrent (50/51)
    • Communications:
    • Customer data link (Modbus RTU)
    • Accessory module data link
    • Serial annunciator module data link
    • 6 programmable digital inputs
    • 4 programmable relay outputs (Form A)
    • 2 programmable relay outputs (Form C)
    • 2 programmable digital outputs

    Cooling System

    • JWAC
    • Radiator fan and fan drive
    • Fan and belt guards
    • Coolant drain line with valve
    • Coolant level sensors
    • Caterpillar Extended Life Coolant

    Exhaust System

    • Dry exhaust manifold
    • Flanged faced outlet(s)

    Fuel System

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

    Generators and Attachments

    • 3 phase brushless, salient pole
    • 6 lead
    • Generator set packages include Caterpillar's Digital Voltage Regulator (CDVR). CDVR includes reactive droop capability, 3-phase voltage sensing, KVAR/PF modes, RFI suppression, min/max exciter
    • Random wound
    • Internal excitation
    • NEMA Class H insulation, Class H temperature rise at 40C ambient (125C prime / 150C standby).
    • Winding temperature detectors
    • Bus bar connections, top center mounted, top cable entry
    • IEC standard hole pattern

    Governing System

    • ADEM III


    • English

    Lube System

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

    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
    • Battery disconnect switch


    • Paint: Caterpillar yellow with high gloss black rails & radiator
    • Right hand servicing
    • Flywheel and flywheel housing-SAE No. 00
    • SAE standard rotation

    3516E (50 Hz) Optional Equipment

    Air Inlet System

    • Dual element air cleaners
    • Heavy duty air cleaners
    • Remote air inlet adapters
    • Air inlet protection

    Circuit Breakers

    • Optional busbar power connections
    • Load take off; IEC standard hole
    • Center posts busbars
    • Cable entry options
    • Control packaging for enclosures
    • Trip Units
    • EMAX breakers

    Power Termination

    • Circuit breakers, IEC compliant

    Control Panels

    • EMCP 4.3, EMCP 4.4
    • Language options
    • Busbar connections
    • EMAX breaker connections
    • Annunciator modules
    • Governors
    • External box clips
    • Auxiliary box
    • Customer interface options
    • Generator temperature monitoring
    • Voltage raise / lower switch
    • Remote speed adjust
    • Vandal proof panel door
    • Local and remote monitoring

    Cooling System

    • Optional Serpentine radiators
    • Water level switch gauges
    • Heat exchangers
    • Radiator duct flanges

    European Certifications

    • EU declaration of conformity

    Exhaust System

    • Mufflers
    • Muffler mounting kits
    • Flexible fittings
    • Through wall installation kit

    Fuel System

    • Primary fuel filter
    • Fuel coolers

    Generators and attachments

    • Optional generators
    • 3 Phase, Random wound, Internal excitation
    • Number of leads: 6
    • 3 Phase, 380 / 400 / 415 / 3300 / 6600 / 10000 / 10500 / 11000 volt
    • Random wound
    • Internal excitation
    • Pitch: 0.6667


    • Pyrometers and thermocouples

    Lube System

    • Oil level regulator
    • Electric prelube pumps
    • Manual prelube sump pumps

    Mounting System

    • Spring type vibration isolators
    • IBC vibration isolators

    Protection System

    • Explosion relief valves

    Special Tests / Reports

    • CSA test and certification
    • Neutral ground certificate
    • IBC seismic certificate
    • PGS test report @ 1.0 power factor
    • PGS test report @ 0.8 power factor

    Starting / Charging System

    • Charging alternators - 50 Amp
    • 10 and 20 amp battery chargers
    • 24 Volt battery sets - Dry
    • Dual 24 volt electric starting motors
    • ETHER starting aids
    • Jacket water heaters


    • Engine barring group

    Select Units


    The 3516E diesel generator sets are made to match your mission critical, standby and prime applications, and meet our quality standards. Producing reliable power from 2750 to 3000 kVA (3100 kVA without fan) at 50 Hz, each generator set has been designed to meet ISO 8528-5 transient response requirements and to accept 100 percent rated load in one step. Seismic certification is also available for select models, maintaining power after unexpected disturbances. The integrated control system, including ATS and switchgear, ensures a consistent power supply and connection to your fleet through on-site and remote monitoring options. With an user friendly interface our EMCP 4 control panel provides flexible options putting your management and diagnostic tools in one. The EMCP 4.4 controller provides multi-generator set paralleling capability, giving you the ability to add generator sets to provide expanded capacity and generator set redundancy to match your requirements. As no two power requirements are the same we offer a broad range of accessories and bolt-on system expansion attachments. Find flexible packaging options to work with your spatial requirements and environmental conditions. Our 3516E generator sets are developed for such prerequisites, so that you can meet your specific power needs — customize them to match your requirements.

    Generator Set Specifications

    • Minimum Rating 2750 kVA 2750 kVA
    • Maximum Rating 3000 kVA (3100 kVA without fan) 3000 kVA (3100 kVA without fan)
    • Emissions/Fuel Strategy Low Fuel Consumption Low Fuel Consumption
    • Voltage 380 to 11000 volts 380 to 11000 volts
    • Frequency 50 Hz 50 Hz
    • Speed 1500 rpm 1500 rpm
    • Duty Cycle Standby, Mission Critical, Prime Standby, Mission Critical, Prime

    Engine Specifications

    • Engine Model 3516E, SCAC, V-16, 4-Stroke, Water-Cooled Diesel 3516E, SCAC, V-16, 4-Stroke, Water-Cooled Diesel
    • Bore 6.69 in 170.0 mm
    • Stroke 8.46 in 215.0 mm
    • Displacement 4766.0 in 78.1 l
    • Compression Ratio 14:01 14:01
    • Aspiration TA TA
    • Fuel System Electronic unit injection Electronic unit injection
    • Governor Type Adem™5 Adem™5

    Generator Set Dimensions

    • Length - Maximum 296.8 in 7538.0 mm
    • Width - Maximum 87.2 in 2216.0 mm
    • Height - Maximum 133.5 in 3391.0 mm
    • Dry Weight - Genset (maximum) 43541.0 lb 19750.0 kg
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