3516B Diesel Generator Set with Dynamic Gas Blending

Land Production Generator Sets


Maximum Rating
1600 ekW (2000 kVA)

Minimum Rating
1600 ekW (2000 kVA)

CNG, LNG, field gas, natural gas with diesel


Foley Equipment Sales

+1 (316) 943-4211

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Producing oil and gas is a complex task that requires specialized power generation equipment. Cat 3500 generator sets with Dynamic Gas Blending offer the lowest owning and operating cost by displacing diesel with low cost gas. They are specifically designed for the oilfield and combine decades of experience in diesel and gas engines with the latest electronics to ensure highest performance, optimum dual fuel operation, low emissions, and simplified operator interface.Cat generator sets are backed by the worldwide network of Cat dealers ready to support your operation with technical support, service, parts, and warranty.3516B generator set with dynamic gas blending kit. Ratings: 1600 ekW (2000 kVA) @ 50 Hz (1500 rpm).

Features at a Glance

Dynamic Gas Blending System
- Achieves up to 70% substitution while maintaining dieselperformance and safe engine operation- Closed loop control system enables maximumsubstitution over the widest load range in the industry- Maintains traditional diesel generator set power andtransient response performance- Accepts a wide range of gas quality and automaticallyadjusts to fuel quality changes, eliminating the need forfield calibration- EMCP 4.4 control panel features simplified rig integration,remote monitoring capabilities, and single point interfacefor the engine, generator, and Dynamic Gas Blendingfunctions- Leverages current hardware from G3516 product linewhile minimizing change to core diesel engine- Maintains existing diesel maintenance and overhaulintervals proven in oilfield applications
Engine Design
- Market-leading power density- Proven reliability and durability- Robust design prolongs life and lowers owning andoperating costs- Long overhaul life proven in oilfield applications- Core engine components designed for reconditioning andreuse at overhaul
- E-stop pushbutton on instrument panel- Air shutoff and explosion relief valves- Configurable alarm and shutdown features- Extra alarm switches available for customer-suppliedinputs- Flame arrestors
Ease of Installation and Packaging
EMCP 4.4 control panel uses standard communicationprotocols to integrate easily with rig monitoring equipmentto track engine health and substitution performance- Paralleling and load sharing capability- Fully integrated diesel and gas controls into single enginecontrol unit- Single point operation for generator set and Dynamic GasBlending system- Dynamic Gas Blending system automatically activateswhen gas supply is detected
Custom Packaging
For any petroleum application, trust Caterpillar to meet your project needs with custom factory generator sets and mechanical packages. Cat engines, generators, controls, radiators, and transmissions can be custom designed and matched in collaboration with our local dealers to create unique solutions. Custom packages are globally supported and are covered by a one year warranty after startup.
Product Support Offered Through the Global Cat Dealer Network
- More than 2,200 dealer outlets- Cat factory-trained dealer technicians service everyaspect of your Cat petroleum product- Worldwide parts availability, service, and warranty- Preventive maintenance agreements available for repairbefore-failure options- S•O•SSM program matches your oil and coolant samplesagainst Caterpillar set standards to determine:• Internal engine component condition• Presence of unwanted fluids• Presence of combustion by-products• Site-specific oil change interval
Over 80 Years of Engine Manufacturing Experience
Ownership of these manufacturing processes enablesCaterpillar to produce high quality, dependable products.
Web Site
For all your petroleum power requirements, visit www.cat.com/oilandgas.


Full Specifications

Engine Specifications

Maximum Rating
1600 ekW (2000 kVA)

Minimum Rating
1600 ekW (2000 kVA)

Emissions/Fuel Strategy


Manifold Type

6.69 in

7.48 in

4211.0 in³

Engine Control and Protection

Generator Set Control
EMCP 4.4


Fuel System

Frequency - Speed
50 Hz (1500 rpm)

Capacity for Liquids

CNG, LNG, field gas, natural gas with diesel

Lube Oil System - Refill
107.0 gal (US)

Cooling System - Engine
62.0 gal (US)


260.6 in

94.4 in

99.5 in

41888.0 lb


Standard Equipment

Air Inlet System

  • Aftercooler core — corrosion resistant
  • Air cleaner — regular duty with soot filter
  • Service indicators
  • Flame arrestors

Control System

  • ISM (integrated sensor module) for combustion feedback sensors
  • Exhaust gas temperature sensors

Cooling System

  • Radiator cooled - land based
  • Outlet controlled thermostat and housing
  • Jacket water pump — gear-driven
  • Dual outlet
  • Aftercooler cooling pump (SCAC) — gear-driven centrifugal

Diesel Fuel System

  • Fuel filter
  • Fuel transfer pump
  • Flexible fuel lines
  • Fuel priming pump
  • Electronically controlled unit injectors

Exhaust System

  • Exhaust flexible fitting, adapter and flanges
  • Dual turbochargers with water-cooled bearings

Flywheel and Flywheel Housing

  • SAE No. 00
  • SAE standard rotation

Gaseous Fuel System

  • Low pressure regulator
  • Electronically actuated fuel control valve
  • Gaseous fuel heater
  • Electronically controlled gas shut-off valve
  • Gas induction nozzles
  • CSA certified gas electronic components


  • Analog gauges
  • EMCP 4.4 control panel

Lube System

  • Crankcase breather
  • Oil cooler
  • Oil filter
  • Shallow oil pan
  • Oil pan drain valve

Mounting System

  • Oilfield base
  • Heavy-duty land rig inner baseframe — three-point mountto oilfield base

Power Take-Offs

  • Accessory drive

Protection System

  • ADEM A4 ECU monitoring system provides engine protectionstrategies to protect against adverse operating conditions.Selected parameters are customer programmable.

Starting System

  • Air starting motor
  • Air silencer


  • Paint — Cat yellow
  • Vibration damper and guard
  • Lifting eyes
  • Lift and cable tow provisions
Optional Equipment

Air Inlet System

  • Heavy-duty air cleaners and precleaners
  • Remote air inlet adapters

Charging System

  • Battery charger
  • Charging alternator

Control System

  • Load sharing module
  • Cat digital voltage regulator
  • Governor conversion
  • 2301A load sharing governor

Cooling Systems

  • High gloss black folded core radiators and conventional coreradiator
  • Coolant regulator conversions
  • Belt guard, radiator guard
  • Blower fan – engine mounted
  • Fan drive and fan pulley
  • Radiator mounting
  • Water level switch gauge
  • Coolant level sensors

Exhaust System

  • Elbows
  • Mufflers
  • Flange and exhaust expanders

Fuel System

  • Primary fuel filter
  • Fuel cooler


  • Oilfield spec twin-bearing, close-coupled

Generator Attachments

  • Air filter
  • Low voltage extension box
  • Potential transformer
  • Manual voltage control
  • Current droop transformers
  • Cable access box
  • Bearing temperature detectors


  • Customer programmable annunciator
  • Gauges and instrument panels
  • Switches, relays, and contractors

Lube System

  • Fumes disposal
  • Oil filter, oil pan accessories
  • Sump pumps

Mounting System

  • Oilfield outer base with three-point mount

Power Take-Offs

  • Front stub shaft
  • Pulleys

Protection System

  • Explosion relieve valve, shutoffs
  • Switches and contacts/relays
  • Oil pressure monitors, sensors

Starting System

  • Air pressure regulator
  • Starting aids


  • Tool set
  • Cat data link wire

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