Cat® 3516B DGB™ (50 Hz)

3516B Generator Set

THE RUNDOWN

Dynamic Gas Blending™ (DGB™) System
  • DGB system automatically activates when gas supply is detected
  • Reduces diesel consumption by up to 70% using gas substitution while maintaining safe engine operation
  • Control system enables maximum substitution over the widest load range in the industry
  • Maintains traditional diesel generator set power and transient response performance
  • Accepts a wide range of gas quality and automatically adjusts to fuel quality changes, eliminating the need for field calibration
  • Maintains existing diesel maintenance and overhaul intervals
Cat® Diesel Engine
  • Designed and optimized for low fuel consumption or low emissions
  • Reliable performance proven in thousands of applications worldwide
  • Certified alternative fuels including Hydrotreated Vegetable Oil (HVO), Renewable Diesel (RD) and Hydrotreated Renewable Diesel (HRD) which meet EN 15940 or ASTM D975 can be used or blended with EN 590 diesel
Generator Set Package
  • Accepts 100% block load in one step and meets NFPA 110 loading requirements
  • Conform to ISO 8528-5 steady state and transient response requirements
  • Reliability verified through torsional vibration, fuel consumption, oil consumption, transient performance, and endurance testing
Alternators
  • Superior motor starting capability minimizes need for oversizing generator
  • Designed to match performance and output characteristics of Cat diesel engines
Cooling System
  • Cooling systems available to operate in ambient temperatures up to 50°C (122°F)
  • Tested to ensure proper generator set cooling
  • Contact your Cat Dealer for specific ambient and altitude capabilities
Cat ECS Control Panel
  • Cat ECS control panel is the single-point interface for the engine, generator, and DGB functions
  • 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
  • Graphical touchscreen display
  • Easily upgradeable
Warranty
  • 24 months/1000-hour warranty for Standby and Mission Critical ratings
  • 12 months/unlimited hour warranty for Prime and Continuous ratings
  • Extended service protection is available to provide extended coverage options
Worldwide 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
Dynamic Gas Blending™ (DGB™) System
  • DGB system automatically activates when gas supply is detected
  • Reduces diesel consumption by up to 70% using gas substitution while maintaining safe engine operation
  • Control system enables maximum substitution over the widest load range in the industry
  • Maintains traditional diesel generator set power and transient response performance
  • Accepts a wide range of gas quality and automatically adjusts to fuel quality changes, eliminating the need for field calibration
  • Maintains existing diesel maintenance and overhaul intervals
Cat® Diesel Engine
  • Rugged, durable design with reliable performance proven in thousands of applications worldwide
  • Certified alternative fuels including Hydrotreated Vegetable Oil (HVO), Renewable Diesel (RD) and Hydrotreated Renewable Diesel (HRD) which meet EN 15940 or ASTM D975 can be used or blended with EN 590 diesel
Cat Generator Set Package
  • Accepts 100% block load in one step
  • Meets NFPA 110 loading requirements
  • Conforms to ISO 8528-5 G3 load acceptance requirements
  • Reliability verified through torsional vibration, fuel consumption, oil consumption, transient performance, and endurance testing
Alternators
  • Superior motor starting capability minimizes need for oversizing generator
  • Designed to match performance and output characteristics of Cat diesel engines
Cooling System
  • Cooling systems are available to operate in ambient temperatures up to 50°C (122°F)
  • Tested to ensure proper generator set cooling
Cooling System with Radiator
  • Cooling systems are available to operate in ambient temperatures up to 50°C (122°F)
  • Tested to ensure proper generator set cooling
Clean Emissions Module
  • Diesel oxidation catalyst for particulate matter (PM) and hydrocarbon (HC) control
  • Selective catalytic reduction (SCR) for nitrogenoxides (NOx) control
  • Integrated electronics for monitoring, protection, and closed loop NOx control
Cat® Energy Control System (ECS)
  • User-friendly interface and navigation
  • Scalable system to meet a wide range of installation requirements
  • Expansion modules and site specific programming for specific customer requirements
  • Graphical touchscreen display
  • Easily upgradeable
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
Warranty
  • 24 months/1000-hour warranty for Standby and Mission Critical ratings
  • 12 months/unlimited hour warranty for Prime and Continuous ratings
  • Extended service protection is available to provide extended coverage options
Warranty
  • 24 months/1000-hour warranty for Standby and Mission Critical ratings
  • Extended service protection is available to provide extended coverage options
Warranty
  • 12 months/unlimited hour warranty for Prime and Continuous ratings
  • Extended service protection is available to provide extended coverage options
Worldwide 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
Financing
  • Caterpillar offers an array of financial products to help you succeed through financial service excellence
  • Options include loans, finance lease, operating lease, working capital, and revolving line of credit
  • Contact your local Cat dealer for availability in your region
Generator Set Specifications
Prime Power Rating2275/2000 kVA
Continuous Rating2000/1750 kVA
Emissions/Fuel StrategyLow Fuel Consumption
Voltage380 to 11000 Volts
Frequency50 Hz
Speed1500 rpm
Duty CyclePrime, Continuous
Maximum Rating2275 kVA
Minimum Rating1750 kVA
Engine Specifications
Engine Model3516B TA, V-16, 4-Stroke Water-Cooled Diesel
Bore6.69in
Stroke7.48in
Stroke - HD8.46in
Displacement4210.64in
Displacement - HD4764.73in³
Compression Ratio14.0:1 Std 15.5:1 HD
AspirationTA
Fuel SystemElectronic unit injection
Governor TypeAdem™4
Generator Set Dimensions
Length - Minimum268.3in
Length - Maximum276.1in
Width - Minimum90.1in
Width - Maximum90.1in
Height - Minimum94.1in
Height - Maximum94.1in
Dry Weight - Genset (minimum)33300lb
Dry Weight - Genset (maximum)36280lb
Standard Equipment

Air Inlet System

Control System

  • Low oil pressure
  • Over/under frequency (81 o/u)
  • Alarm acknowledge
  • Oil pressure (psi, kPa or bar)
  • Reverse reactive power (kVAr) (32RV)
  • 3 Analog inputs
  • Programmable protective relaying functions:
  • 4 Programmable relay outputs (Form A)
  • Overspeed
  • Reverse power (kW) (32)
  • Low coolant temperature
  • Number of I/O varies on options selected
  • Emergency stop
  • Operating hours
  • kW (per phase, average & percent)
  • Digital indication for:
  • Auto/start/stop control
  • Cat connect
  • Low coolant level
  • Controls:
  • RPM
  • Volts (L-L & L-N), frequency (Hz)
  • Coolant temperature
  • 1 Programmable digital outputs
  • Speed adjust
  • Engine cycle crank
  • Over/under voltage (27/59)
  • kW-hr (total)
  • 6 Customer programmable digital inputs
  • Generator phase sequence
  • 1 Programmable relay outputs (Form C)
  • PLC functionality
  • kVAr-hr (total)
  • Engine cool-down timer
  • High coolant temperature
  • Amps (per phase & average)
  • Load histogram feature
  • Warning/shutdown with common LED indication of shutdowns for:
  • kVAr (per phase, average & percent)
  • Customizable screens
  • True RMS AC metering, 3-phase, +/-2% accuracy
  • Overcurrent (50/51)
  • Communications:
  • kVA (per phase, average & percent)
  • Power factor (per phase & average)
  • Failure to start (overcrank)
  • Accessory module data link
  • Lamp test

Exhaust

  • Exhaust flange outlet

Fuel

  • Primary fuel filter with integral water separator

Air Cleaner

  • Single element canister type
  • Single element with service indicator

Generator

  • IP23 Protection

Control Panel

  • Cat ECS Genset controller

Starting

  • Standard electric starter(s)
  • Dual electric starters

Cooling

  • ATAAC
  • No Radiator
  • Standard Ambient Radiator
  • No Radiator

Cooling System

  • Package mounted radiator

Exhaust System

  • Dry exhaust manifold
  • Flanged faced outlet(s)

Fuel System

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

General

  • SAE standard rotation
  • Paint - Caterpillar yellow except rails and radiators gloss black
  • RH service
  • Flywheel and Flywheel housing-SAE No. 00

Mounting System

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

Generators and Attachments

  • Matched to the performance and output characteristics of Cat engines
  • Random wound
  • Busbar connections, right side extension box, bottom cable entry - 60 Hz models: NEMA standard hole pattern
  • Permanent magnet excitation (PMG)
  • LV
  • HV:
  • MV:
  • 6 Lead
  • Winding temperature detectors
  • NEMA Class H insulation system, Class H temperature rise at 40C ambient (125C prime / 150C standby) - 60 Hz models: NEMA standard hole pattern
  • Class H insulation, Class F temperature rise at 40C ambient (105C prime / 130C standby)
  • 3 Phase brushless, Salient pole
  • Anti-condensation space heater
  • NEMA Class H insulation system, Class H temperature rise at 40C ambient (125C prime / 150C standby)
  • Form wound

Governing System

  • ADEM A3

Lube System

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

Controller

  • Cat ECS 100
  • Cat ECS 100

Starting System

  • 45 Amp Charging alternator
  • 24 Volt electric starting motor
  • Battery disconnect switch
  • Battery and battery rack w/cables

Telematics

  • Ethernet
  • Ethernet

Alternator

  • Random Wound
  • Random wound
  • Internal Excitation (IE)
  • Internal Excitation (IE)

Power Termination

  • Busbar
  • Busbar
Optional Equipment

Exhaust

  • Exhaust mufflers

Air Inlet System

Generator

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

Control Panels

  • Load share module
  • Digital I/O module
  • Remote monitoring software
  • Generator temperature monitoring & protection

Air Cleaner

  • Dual element
  • Dual element with service indicator

Cooling System

Mounting

  • IBC isolators
  • Spring type vibration isolators

Crankcase Systems

Exhaust System

Starting/Charging

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

General

  • The following options are based on regional and product configuration:
  • UL 2200 package
  • EEC Declaration of Conformity
  • CSA Certification
  • Enclosures: Sound attenuated, weather protective
  • EU Certificate of Conformance (CE)
  • Seismic Certification per applicable building codes: IBC 2000, IBC 2003, IBC 2006, IBC 2009, CBC 2007
  • Integral & sub-base UL listed dual wall fuel tanks
  • Automatic transfer switches (ATS)
  • Integral & sub-base fuel tanks

Fuel System

Starting

  • Heavy duty electric starter(s)
  • Standard batteries
  • Oversized batteries
  • Battery charger - 10A
  • Standard batteries
  • Battery charger - 20A
  • Oversized batteries
  • Battery charger - 35A
  • Battery charger - 10A
  • Air starter(s)
  • Battery charger - 20A
  • Jacket water heater
  • Battery charger - 40A
  • Air starter(s)
  • Jacket water heater

Generators and Attachments

Instrumentation

Lube System

Cooling

  • No Radiator
  • Optional radiator arrangements

Power Connections

Muffler

  • Industrial grade (15 dB)
  • Industrial grade (15 dB)

Special Tests / Reports

  • Standard engine test
  • Torsional vibration analysis
  • Fuel consumption test
  • PGS Test report @ 1.0 power factor
  • OSPD Certification
  • PGS Test report @ 0.8 power factor
  • Generator set report

Starting / Charging

  • 10, 20, 35 Amp Battery chargers
  • 50 Amp NFPA battery charger
  • Air starting motors
  • Engine barring device
  • Electric starting motors
  • Jacket water heaters
  • Starter cover
  • Batteries, racks and cables
  • Air pressure regulator

Mounting System

  • Rubber
  • Spring vibration Isolators
  • Spring vibration Isolators
  • Seismic rated vibration isolators
  • Seismic rated vibration isolators

Controller

  • Cat ECS 200
  • EMCP 4.4
  • EMCP 4.4

Controller attachments

  • Local annunciator module
  • Remote annunciator module
  • Expansion I/O module
  • Local annunciator module
  • Remote monitoring software
  • Remote annuciator module
  • Expansion I/O module
  • Remote monitoring software

Telematics

  • Cellular
  • Cellular

Extended service terms

  • 2 year (Prime)
  • 2 year (Prime)
  • 3 year
  • 3 year
  • 5 year
  • 5 year
  • 10 year
  • 10 year

Extended service coverage

  • Silver
  • Silver
  • Gold
  • Gold
  • Platinum
  • Platinum
  • Platinum plus
  • Platinum plus

Alternator

  • Form Wound
  • Form wound
  • Permanent Magnet (PM) Excitation
  • Permanent Magnet (PM) Excitation

Alternator Temperature rise (over 40°C ambient)

  • 80°C
  • 105°C
  • 105°C
  • 125°C/130°C
  • 150°C
  • 125°C

Alternator Output Voltage

  • 380V
  • 440V
  • 480V
  • 380V
  • 600V
  • 400V
  • 2400V
  • 415V
  • 4160V
  • 6300V
  • 6600V
  • 6900V
  • 380V
  • 12470V
  • 400V
  • 13200V
  • 415V
  • 3300V
  • 13800V
  • 3300V
  • 6300V
  • 6300V
  • 6600V
  • 6600V
  • 6900V
  • 6900V
  • 10000V
  • 10000V
  • 10500V
  • 10500V
  • 11000V
  • 11000V

Alternator attachments

  • Anti-condensation space heater
  • Anti-condensation space heater
  • Stator and bearing temperature monitoring and protection
  • Stator and bearing temperature monitoring and protection

Power termination

  • Circuit breakers, UL listed
  • 2000, 2500, 3200 Amp, 3 Pole, IEC rated Circuit breakers
  • Circuit breakers, IEC compliant
  • Circuit breaker

Circuit breaker

  • 1600A
  • 1600A
  • 2000A
  • 2000A
  • 2500A
  • 2500A
  • 3000A
  • 3000A
  • 3200A
  • 3200A
  • 4000A
  • 4000A
  • 5000A
  • 5000A
  • IEC
  • UL
  • 3-pole
  • IEC
  • 4-pole
  • UL
  • Manually operated
  • 3-pole
  • Electrically operated
  • 4-pole
  • Manually operated
  • Electrically operated

Trip Unit

  • LSI
  • LSI-G
  • LSI-P
  • LSI
  • LSIG-P
  • LSI-G
  • LSI-P
  • LSIG-P

Ancilliary Equipment

  • Automatic transfer switch (ATS)
  • Paralleling switchgear
  • Paralleling controls

Ancillary Equipment

  • Automatic transfer switch (ATS)
  • Paralleling switchgear
  • Paralleling controls

Certifications

  • IBC seismic certification
  • EU & GB Declaration of Incorporation

Cat Switchgear

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Cat Switchgear
ConfigurationIP4X
Operating Temperature35 °C / 40 °C @ 1 hr, option for 0…50 °C (32…122 °F)
Standard Widths600 mm for ABB Emax2 E2 1600 - 2500A. 750 mm for ABB Emax2 E4 3200 - 4000A. 1200 mm for ABB Emax2 E6 4000 - 6300A.