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336 Excavator

  • Specs Summary

G3516B Land Electric-Drive Drilling Module

Oil and gas drilling is a complex task that requires specialized power generation equipment. Cat 3500 generator sets are specifically designed for drilling operations of electric AC rigs. They combine decades of field experience of the 3500 platform with technology in electronics to ensure highest performance, low emissions, and simplified operator interface.Cat engines are backed by the worldwide network of Cat dealers ready to support your operation with technical support, service, parts, and warranty.

Standard Equipment

Air Inlet System

  • Corrosion-resistant aftercooler core
  • Heavy duty air cleaner
  • Remote air inlet adapter – rectangular
  • Air Inlet shutoff
  • Regular duty air cleaner
  • Remote air inlet adapter – round

Control System

  • Engine control options:
  • ADEM A3 ECU, left-hand mounted
  • Direct rack control 0-200 mADC, space heater and jacket water heater connection and controls
  • Load sharing governor, 2301A

Cooling System

  • Separate-circuit aftercooled
  • Outlet controlled jacket water thermostat
  • Jacket water pump – gear driven
  • Dual outlet
  • Radiator options:
  • Aftercooler water pump – gear driven
  • Aftercooler water thermostat
  • Coolant level sensor
  • Coolant conditioner
  • Cooling system connection options (for use with customer-suppliedradiator):
  • Fan drive and belt guard (for use with remote and customersuppliedradiators)
  • Fan pulley options (for use with customer-supplied radiator):

Exhaust System

  • Dry exhaust manifold
  • Dual turbochargers, water cooled bearings
  • 1200 rpm model only:
  • 1500 rpm model only:

Flywheel and Housing

  • SAE No. 00 flywheel
  • SAE No. 00 flywheel housing
  • SAE standard rotation

Fuel System

  • Fuel filter simplex (LH) with priming pump (LH)
  • Fuel transfer pump
  • Fuel return line with flexible connection
  • Electronic unit injectors
  • Custom fuel filter
  • Primary fuel filter
  • Primary fuel filter with water separator

EMCP 4.3 Control Panel

  • 140 mm (5.5 in) Graphical Display
  • Communication
  • Controls
  • Generator Set Protection
  • Outputs
  • Inputs
  • Other Features

Lubrication System

  • Custom oil filter
  • RH installed centrifugal oil filter
  • SAE15W40, Caterpillar DEO, 500 hour
  • Crankcase fumes disposal
  • Oil level regulator
  • Crankcase breather
  • Oil cooler
  • Shallow oil pan
  • Oil drain extension, 2 in NPT female connection
  • Simplex oil filter

Protection System

  • Explosion relief valves (3)
  • Metal particle detector switch
  • Metal particle detector with annunciator
  • Engine alarms, derate, and shutdown in abnormal operation

Optional Equipment

Generator Attachments

  • Barrel-mounted petroleum terminal box with air filter andpressure differential switch
  • Cable access box
  • Air filter
  • Bearing RTDs
  • Low voltage extension box
  • Manual voltage control


  • Emergency stop button
  • Analog gauges:
  • Service port connector
  • Customer connection terminal blocks
  • Communications module PL1000T
  • Communications module PL1000E
  • Thermocouples installed, one per cylinder

Mounting System

  • Bases
  • Vibration isolators, rails
  • 4.19 m (165 in) length, 412 mm (16.2 in) height tubes, 1.18 m (50.5 in) wide

Power Take-off

  • Alternator, 24V, 68A
  • Front accessory drive
  • Pulleys

Starting System

  • Custom starting motor
  • Air pressure regulator
  • TDI air starting motor, RH – 1034 kPa (150 psi)


  • LH installed engine barring group
  • Jacket water heater, UL recognized, 120-240V, singlephase, 6 kW, LH and RH mounted
  • Jacket water heater, UL recognized, 120-480V, singlephase, 12 kW, LH and RH mounted
  • Jacket water heater lines
  • Paint - Cat yellow