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3508B Offshore Drilling and Production Generator Sets

Cat 3500 offshore generator sets are specifically designed for drilling and production operations offshore. Decades of experience powering offshore vessels and platforms make have evolved into a product that offers proven performance, low emissions, high durability, and low owning and operating costs. Applications for 3500 offshore generator sets include main power, essential services power, and emergency power on-board drilling and production rigs and vessels. Cat generator sets are backed by the worldwide network of Cat dealers ready to support your operation with technical support, service, parts, and warranty. Cat® 3508B offshore generator set. Ratings: 968bkW and 910 ekW @ 60 Hz (1800 rpm). Meets IMO Tier I emission standards equivalent.

3508B

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The Cat® 3508B is built for reliable performance in the oil and gas range, backed by Al-Bahar's regional service and support network.

Minimum Rating
738 kV·A
Maximum Rating
1138 kV·A
Emissions
IMO Tier I
Bore
6.7 in
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  • Specifications
  • Features
  • Standard Equipment

Specifications

Engine Specifications specifications
Minimum Rating 590 ekW
Maximum Rating 910 ekW
Emissions IMO Tier I
Bore 170 mm
Displacement 35 l
Stroke 190 mm
Fuel System EUI
Engine Control ADEM A3
Oil Change Interval 1000 h
Weight 12475 kg
Aspiration Turbocharged-Aftercooled

Features

Product Design

- Developed specifically to meet the demands of oil and gas applications- Proven reliability and durability- Robust diesel strength design prolongs life and lowers owning and operating costs- Market-leading power density- Designed to perform in oilfield conditions, including high ambient and high altitude applications- Long overhaul life proven in oilfield applications- Core engine components designed for reconditioning and reuse at overhaul

Ease of Installation

- Inner-outer base mounting configuration simplifies rig integration - Wide range of attachments enable configuration flexibility - Inner base three-point generator mounting maintains factory alignment - Single lifting point simplifies installation work

Advanced Digital Engine Management

- ADEM A3 engine management system provided engine control, monitoring, and protection.

Safety

- E-stop pushbutton on instrument panel - Air shutoff and explosion relief valves available - Configurable alarm, derate, and shutdown set points - Extra alarms, inputs, and outputs available

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.

Standard Equipment

AIR INLET SYSTEM
  • Separate Circuit aftercooler core, corrosion resistant coated(air side)Air cleaner, regular dutyDual Turbochargers, 152 mm (6 in) OD straight connection
CONTROL SYSTEM
  • Caterpillar A-III Electronic Engine Control, LHwith Electronic Unit Injector Fuel SystemRigid Wiring Harness(10 amp DC power required to drive Electronic Engine Control Module)
COOLING SYSTEM
  • Outlet controlled thermostat and housing, full opentemperature 92°C (198°F)
  • Jacket water pump, gear driven
  • Single water outlet connection, includes flange:143 mm (5.6")
  • Aftercooler fresh water cooling pump (SCAC), gear drivencentrifugal
  • SCAC pump circuit contains a thermostat to keep theaftercooler coolant from falling below 30°C (85°F)
EXHAUST SYSTEM
  • Dry gas tight exhaust manifolds with heat shieldsDual Turbochargers with watercooled bearings and heat shieldsExhaust outlet, vertical, 203 mm (8 in) round flanged outlet
FLYWHEELS & FLYWHEEL HOUSINGS
  • Flywheel, SAE No. 00, 183 teethFlywheel housing, SAE No. 00
FUEL SYSTEM
  • Fuel filter
  • Fuel transfer pump
  • Electronically Controlled Unit Injectors
  • Fuel priming pump, LH
  • Rigid fuel return line with customer connection point asbase of engine
INSTRUMENTATION
  • Overspeed shutdown notification light, Emergency stop notification light
  • Graphical Unit (Marine Power Display) for analog or digital displayof:
LUBE SYSTEM
  • Crankcase breather, top mounted
  • Oil cooler
  • Oil filter and dipstick, LH
  • Oil pump, gear-type
  • Oil pan drain valve, 2" NPT female connection
PROTECTION SYSTEM
  • A-III Electronic Monitoring System provides customer programmableengine de-ration strategies to protect against adverse operatingconditions
  • Emergency stop push button (located in Electronic Instrument Panel)Safety shutoff protection:
STARTING SYSTEM
  • Air starting motor, RH, 620 to 1034 kPa (90 to 150 psi),LH control
  • Air silencer
GENERAL
  • Paint, Caterpillar yellow, with black rails
  • Vibration damper and guard
  • Lifting eyes
  • Engine and generator, three-point mounted to sub-base
  • Lift provisions on base

Optional Equipment

AIR INLET SYSTEM

  • Remote Air Inlet Adapters

CHARGING SYSTEM

  • Battery Chargers
  • Charging Alternators

CONTROL SYSTEM

  • Load Sharing module
  • Local speed throttle control
  • Direct rack control interface, 0-200 mA DC control

COOLING SYSTEM

  • Coolant level sensors
  • Connections
  • Air separator

EXHAUST SYSTEM

  • Flexible fittings
  • Elbows
  • Flanges
  • Flange and exhaust expanders
  • Mufflers

FUEL SYSTEM

  • Fuel Cooler
  • Primary fuel filter
  • Fuel filters
  • Duplex fuel filters
  • Fuel level switch

GENERATOR ATTACHMENTS

  • Air filter — generator
  • Bearing temperature detectors
  • Cable access box
  • Manual voltage control

INSTRUMENTATION

  • PL1000T Communication Module
  • PL1000E Communication Module
  • Customer Interface Box
  • Remote panel display
  • Remote cylinder temperature display

LUBE SYSTEM

  • Duplex oil filter
  • Bypass centrifugal oil filter
  • 500-hour oil pan
  • Emergency lube oil connections
  • Oil level regulator

MOUNTING SYSTEM

  • Vibration isolators

POWER TAKE-OFFS

  • Auxiliary drive shafts and pulleys

STARTING SYSTEM

  • Air or electric starting motor
  • Redundant start with select switch

PROTECTION SYSTEM

  • Spray shielding
  • Crankcase explosion relief valve
  • Metal particle detector

GENERAL

  • Jacket water heater