3516B
3516B
3516B
3516B Flex
Diesel generator sets

3516B (50 Hz) 2500 kVA with Upgradeable Package

Producing reliable power from 2000 to 2500 kVA at 50 Hz, our 3516B diesel generators 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% rated load in one step. Cat® generators offer both low fuel consumption and low emission systems.
FAQ
Q. Does this generator comply with ISO 8528 guidelines?
A. Yes, the 3516B, like Cat generators, is tested in accordance with the load steps outlined in with ISO 8528, Part 5.
Q. Are Cat generators easy to install?
A. Cat generators can be configured with a number of options for ease of installation.
Q .Does Cat' have much experience with electric power generation?
A. Cat has over 80 years experience with on-site and portable power and has shipped millions of generators to customers around the world.
Q. Does Cat offer generators that support my Sustainability goals?
A. Cat offers generators that can run on a number of renewable fuels including HVO, biodiesel, landfill gas, sewage gas and more.
Q. Will this generator be able to provide emergency power on hot summer days?
A. Most Cat 3500 Series generators can operate in ambient temperatures up to 50°C (122°F), reliably providing power when it is needed.

  • Emissions/Fuel StrategyLow Fuel, Low Emissions
  • Voltage380 to 415 Volts
  • Frequency50 Hz
  • Duty CycleStandby, Mission Critical, Prime, Continuous
  • Maximum Rating2500 kVA
  • Minimum Rating2000 kVA
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Generator Set Specifications
Standby Rating 2500 kVA
Prime Power Rating 2275 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, Continuous
Maximum Rating 2500 kVA
Minimum Rating 2000 kVA
Engine Specifications
Engine Model 3516B TA, V-16, 4-Stroke Water-Cooled Diesel
Bore 6.69 in
Stroke 8.46 in
Displacement 4764.73 in
Compression Ratio 15.5:1
Aspiration TA
Fuel System Electronic unit injection
Governor Type Adem™3
Generator Set Dimensions
Length - Maximum 247.3 in
Width - Maximum 90 in
Height - Maximum 98.2 in
Dry Weight - Genset (maximum) 34250 lb

Air Inlet System

  • Air cleaner; single element canister type

Control Panels

  • 0 True RMS AC metering, 3-phase, +/-2% accuracy
  • Accessory module data link
  • Low oil pressure
  • 1 Programmable relay outputs (Form C)
  • Reverse power (kW) (32)
  • Warning/shutdown with common LED indication of shutdowns for:
  • Environmental sealed front face
  • Programmable protective relaying functions:
  • kW-hr (total)
  • Auto/start/stop control
  • Generator set packages include Caterpillar's voltage regulator (IVR). IVR includes reactive droop capability, 3-phase voltage sensing, KVAR/PF modes, RFI suppression, min/max exciter. Limiter and exciter diode monitor
  • EMCP 4.2B
  • 6 Customer programmable digital inputs
  • Load histogram feature
  • Emergency stop pushbutton
  • Reverse reactive power (kVAr) (32RV)
  • Customizable screens
  • Failure to start (overcrank)
  • kW (per phase, average & percent)
  • Low coolant level
  • PLC functionality
  • Communications:
  • kVAr-hr (total)
  • Engine cycle crank
  • Coolant temperature
  • kVA (per phase, average & percent)
  • Controls:
  • High coolant temperature
  • Generator phase sequence
  • Digital indication for:
  • Over/under frequency (81 o/u)
  • Number of I/O varies on options selected
  • Low coolant temperature
  • Alarm acknowledge
  • 1 Programmable digital outputs
  • Amps (per phase & average)
  • Cat connect
  • Overspeed
  • Engine cool-down timer
  • Operating hours
  • Oil pressure (psi, kPa or bar)
  • RPM
  • Power factor (per phase & average)
  • Serial annunciator module data link
  • 24 Volt DC operation
  • Overcurrent (50/51)
  • Generator mounted - rear facing
  • Over/under voltage (27/59)
  • 3 Analog inputs
  • 4 Programmable relay outputs (Form A)
  • Speed adjust
  • Text alarm/event descriptions
  • kVAr (per phase, average & percent)
  • Customer data link (Modbus RTU)
  • Frequency (Hz)
  • Volts (L-L & L-N)
  • DC volts
  • Lamp test

Cooling System

  • Certified standard PGS provided

Exhaust System

  • Flanged faced outlet(s)
  • Dry exhaust manifold

Fuel System

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

General

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

Generator and Attachments

  • Low voltage:
  • Busbar connections, right side extension box, bottom cable entry
  • Class H insulation, Class F temperature rise at 40C ambient (105C prime/130C standby)
  • NEMA standard hole pattern
  • Internal excitation (IE)
  • Random wound
  • Anti-condensation space heater
  • Winding temperature detectors
  • Form wound
  • 6 Leads
  • High voltage:
  • Medium voltage:
  • 3 Phase brushless, Salient pole
  • Permanent magnet excitation (PMG)
  • NEMA Class H insulation system, Class H temperature rise at 40C ambient (125C prime/150C standby)
  • Busbar connections, top center mounted, top cable entry

Governing System

  • ADEM A3

Literature

  • Parts book

Lubrication System

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

Mounting System

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

Starting System

  • Battery and battery rack w/cables
  • 24 Volt electric starting motor
  • 45 Amp Charging alternator
  • Battery disconnect switch
  • Electric Power Ratings Guide
    application/pdf
    Download ↓
  • 3516B, 50 Hz, 2500 kVA Standby/MC, 2275 kVA Prime, 2000 kVA Cont., Low Fuel Consumption and Low Emissions Spec Sheet
    application/pdf
    Download ↓
  • 3516B, 50 Hz, 2275 kVA, Prime-DCP, Low Fuel Consumption or Low Emissions Spec Sheet
    application/pdf
    Download ↓
Need installed dimensions with enclosure and tank? See Model Configurations