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3516E (60 Hz) Standard Equipment

Air Inlet System
  • Air cleaner
  • Single element canister type with service indicator

  • Track master link

Control Panel
  • EMCP 4.2
  • Emergency stop pushbutton
  • Panel Lights
  • EMCP 4.2 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:
  • 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
  • Form Wound
  • Permanent magnet
  • Winding temperature detectors
  • Anti condensation space heater
  • Class H insulation, Class F temperature rise at 40C ambient (105C prime/130C standby)
  • Right side extension terminal box, bus bar connections, top mounted, bottom cable entry
  • NEMA standard hole pattern

Governing System

  • 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
  • 45 Amp charging alternator
  • 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 (60 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
  • Circuit breaker harnesses
  • Cable entry options
  • 2000, 2500, 3200, 4000, 5000 Amp, 3 Pole, IEC Rated Circuit Breakers
  • 1600, 2000, 2500, 3000, 4000, 5000 Amp, 3 Pole, UL-100% Rated Circuit Breakers
  • 2000, 2500, 3200, 4000 Amp, 4 Pole, IEC-Rated Circuit Breakers
  • Busbar connections
  • P Frame breaker connections
  • R Frame breaker connections
  • Masterpact breaker connections

Control Panel
  • EMCP 4.3, EMCP 4.4
  • Language options
  • Annunciator modules
  • Load share module options
  • Mounting group - External box clips
  • Auxiliary box
  • Customer interface options
  • Generator temperature monitoring
  • Voltage raise / lower switch
  • Remote speed adjust
  • PC monitoring (Remote and local)
  • Vandal proof panel door
  • Ground

Cooling System
  • Optional Serpentine radiators
  • Optional ATAAC radiators
  • Water level switch gauges
  • Expansion tanks

Exhaust System
  • Elbows
  • Flanges
  • Flexible fittings
  • Y Adapters
  • Flanges and exhaust fittings
  • Mufflers

Fuel System
  • Duplex fuel filters
  • Primary fuel filters

Generators and attachments
  • Primary fuel filters
  • Alternator air cleaners
  • Differential current transformers - 8.7 and 15 kV class

  • Pyrometer and thermocouples

Lube System
  • Lube oil in standard sump
  • Oil level regulator
  • Electric prelube pump
  • Manual prelube pum

Mounting System
  • Puck style low efficiency lsolators
  • Spring type vibration isolators
  • IBC seismic vibration isolators NORAD

Power Connections
  • 2700 & 3000 Frame
  • Grounding groups
  • Neutral ground connections

Special Tests / Reports
  • IBC certifications
  • PGS test report @ 1.0 power factor
  • PGS test report @ 0.8 power factor
  • Standard engine test charge
  • Generator set test report
  • Fuel consumption test
  • Generator set consumption test
  • Torsional vibration analysis

Starting / Charging System
  • Engine barring group
  • 24 Volt battery set - Dry
  • 10, 20, 35 and 50 Amp battery chargers
  • Electric starting motors
  • Air starting motors
  • Starter covers
  • Air pressure regulator
  • Jacket water heaters

  • Special paint colors
  • US aid emblem

Design Criteria

The generator set accepts 100% rated load in one step per NFPA 110 and conforms to the ISO 8528-5:2013 G3 for load acceptance & steady state.

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
  • Generator

  • Matched to the performance and output characteristics of Cat engines
  • Industry leading mechanical and electrical design
  • Industry leading motor starting capabilities
  • High Efficiency
  • Cat EMCP Control Panel

    The EMCP controller features the reliability and durability you have come to expect from your Cat equipment. EMCP4 is a scalable control platform designed to ensure reliable generator set operation, providing extensive information about power output and engine operation. EMCP4 systems can be further customized to meet your needs through programming and expansion modules.

    Single-Source Supplier

    Fully prototype tested with certified torsional vibration analysis available

    World Wide Product Support

    Cat Dealers provide extensive post sale support including maintenance and repair agreements. Cat dealers have over 1,800 dealer branch stores operating in 200 countries. The Cat® SOSSM program cost effectively detects internal engine component condition, even the presence of unwanted fluids and combustion by-products.

    Seismic Certification

  • Seismic Certification available.
  • Anchoring details are site specific, and are dependent on many factors such as generator set size, weight, and concrete strength.
  • IBC Certification requires that the anchoring system used is reviewed and approved by a Professional Engineer
  • Seismic Certification per Applicable Building Codes: IBC 2000, IBC 2003, IBC 2006, IBC 2009, CBC 2007, CBC 2010
  • Overview

    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 2500 to 2750 ekW at 60 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. For added safety select from one of the UL 2200 and CSA certified package options.

    Generator Set Specifications

    Minimum Rating 2500 eKW 2500 eKW Less
    Maximum Rating 2750 ekW 2750 ekW Less
    Emissions/Fuel Strategy US EPA Stationary Emergency Use Only (Tier 2) US EPA Stationary Emergency Use Only (Tier 2) Less
    Voltage 416 to 13,800 Volts 416 to 13,800 Volts Less
    Frequency 60 Hz 60 Hz Less
    Speed 1800 rpm 1800 rpm Less
    Duty Cycle Standby, Mission Critical, Prime Standby, Mission Critical, Prime Less

    Engine Specifications

    Stroke - HD 8.46 in 215.0 mm Less
    Engine Model 3516E, SCAC, V-16, 4-Stroke, Water-Cooled Diesel 3516E, SCAC, V-16, 4-Stroke, Water-Cooled Diesel Less
    Bore 6.69 in 170.0 mm Less
    Stroke 8.47 in 215.0 mm Less
    Displacement 4765.0 in³ 78.1 l Less
    Compression Ratio 14.3:1 14.3:1 Less
    Aspiration ATAAC ATAAC Less
    Fuel System MEUI MEUI Less
    Governor Type Adem™ A5 Adem™ A5 Less


    Length - Maximum 324.0 in 8238.0 mm Less
    Width - Maximum 104.0 in 2640.0 mm Less
    Height - Maximum 132.0 in 3342.0 mm Less
    Dry Weight - Genset (maximum) 40750.0 lb 18480.0 kg Less

    Why Choose Cat® Electric Power?

    Caterpillar offers a comprehensive variety of electric power systems, customised to fit your needs. Our specialised systems deliver high power and performance in industries across the globe. With Caterpillar, you get outstanding manufacturing quality, expert support, and the essential tools and applications to complete any project.

    Learn More About Electric Power

    EMCP 4 Generator Set Controls

    Cat generator sets provide a complete factory-built solution with fully featured standard and advanced controls. Optional accessories enhance the capabilities of the genset package-mounted control system.

    Learn More

    Application Center

    Explore valuable resources for generator sizing, specification, and training materials. SpecSizer evaluates load types, collects data, and organises it to help you select the generator set that's best for you. Find product comparisons, technical data, product sizing, and more using our technical information portal (TIP) specifically created for consultants, architects, engineers, and owners.

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