3516B with Dynamic Gas Blending

Oil & Gas Financing Solutions
Learn More
View Product Downloads
Please answer to continue. Select an option to continue. Enter a valid email address.
Yes, I would like to receive future communications from Caterpillar extended enterprise and dealer network.


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).

Engine Specifications

Maximum Rating 1600 ekW (2000 kVA) 1600 ekW (2000 kVA) Less
Minimum rating 1600 ekW (2000 kVA) 1600 ekW (2000 kVA) Less
Emissions/fuel strategy Non-certified Non-certified Less
Aspiration Turbocharged-Aftercooled Turbocharged-Aftercooled Less
Manifold type Dry Dry Less
Bore 6.69 in 170.0 mm Less
Stroke 7.48 in 190.0 mm Less
Displacement 4211.0 in3 69.0 L Less
Engine control and protection ADEM A4 ADEM A4 Less
Generator set control EMCP 4.4 EMCP 4.4 Less
Generator SR4B SR4B Less
Fuel system EUI EUI Less
Frequency (Speed) 50 Hz (1500 rpm) 50 Hz (1500 rpm) Less

Capacity for Liquids

Fuel CNG, LNG, field gas, natural gas with diesel CNG, LNG, field gas, natural gas with diesel Less
Lube oil system (refill) 107.0 gal 405.0 L Less
Cooling system (engine) 62.0 gal 233.0 L Less


Length 260.6 in 6619.0 mm Less
Width 94.4 in 2397.0 mm Less
Height 99.5 in 2528.0 mm Less
Weight 41888.0 lb 19000.0 kg Less

Dynamic Gas Blending System

- Achieves up to 70% substitution while maintaining diesel performance and safe engine operation - Closed loop 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 - EMCP 4.4 control panel features simplified rig integration, remote monitoring capabilities, and single point interface for the engine, generator, and Dynamic Gas Blending functions - Leverages current hardware from G3516 product line while minimizing change to core diesel engine - Maintains existing diesel maintenance and overhaul intervals proven in oilfield applications

Engine Design

- Market-leading power density - Proven reliability and durability - Robust design prolongs life and lowers owning and operating costs - Long overhaul life proven in oilfield applications - Core engine components designed for reconditioning and reuse 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-supplied inputs - Flame arrestors

Ease of Installation and Packaging

EMCP 4.4 control panel uses standard communication protocols to integrate easily with rig monitoring equipment to track engine health and substitution performance - Paralleling and load sharing capability - Fully integrated diesel and gas controls into single engine control unit - Single point operation for generator set and Dynamic Gas Blending system - Dynamic Gas Blending system automatically activates when 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 every aspect 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 samples against 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 enables Caterpillar to produce high quality, dependable products.

Web Site

For all your petroleum power requirements, visit www.catoilandgasinfo.com.

3516B with Dynamic Gas Blending 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 mount to oilfield base

Power Take-Offs
  • Accessory drive

Protection System
  • ADEM A4 ECU monitoring system provides engine protection strategies 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

3516B with Dynamic Gas Blending 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 core radiator
  • 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

European Union Certifications

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

Cat® Dealer Service

Buy any piece of Cat® equipment and also get the full support and commitment of your local Cat Dealer.

Contact your local dealer
Oil & Gas Financing Solutions

We understand the unique challenges of the oil and gas industry and how to help you succeed.

Learn More