D150 GC C7.1 (60 HZ) | 150 kW Diesel Generator

Diesel Generator Sets D150 GC

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Key Specs

Maximum Rating
150 ekW
150 ekW
Minimum Rating
150 ekW
150 ekW
Emissions/Fuel Strategy
U.S. EPA Cert., Tier 3
U.S. EPA Cert., Tier 3


150 ekW Diesel Generator Set

Producing reliable power of 150 ekW at 60 Hz, our D150 GC diesel generator set is designed to meet ISO 8528-5 transient response requirements.


Saves up to 14% Installed Space

Requires less space for installation; leaves more room for your on-going operations

Reliability tested for 500 Hours

Ensures you can count on emergency power when it is needed

Spare Parts 98% Fulfillment within 24 hours

World's best product support network ensures spare parts are readily available for maintenance and service needs

Product Specifications for D150 GC

Maximum Rating 150 ekW 150 ekW
Minimum Rating 150 ekW 150 ekW
Emissions/Fuel Strategy U.S. EPA Cert., Tier 3 U.S. EPA Cert., Tier 3
Voltage 208 to 600 Volts 208 to 600 Volts
Frequency 60 Hz 60 Hz
Speed 1800 rpm 1800 rpm
Duty Cycle Standby Standby
Engine Model C7.1 I-6, 4-Cycle Diesel C7.1 I-6, 4-Cycle Diesel
Bore 4.1 in 105 mm
Stroke 5.31 in 135 mm
Displacement 428 in³ 7.01 l
Compression Ratio 16.7:1 16.7:1
Aspiration Turbocharged, Air to Air Aftercooled Turbocharged, Air to Air Aftercooled
Fuel System Electronic, Common Rail Electronic, Common Rail
Governor Type ADEM™A4 ADEM™A4
Length - Maximum 103.7 in 2634 mm
Width - Maximum 51.2 in 1300 mm
Height - Maximum 52.2 in 1402 mm
Dry Weight - Genset (maximum) 3443 lb 1562 kg

D150 GC Standard Equipment

Air Inlet System

  • Air cleaner; light duty with disposable element

Control Panels

  • GCCP 1.2 Control panel

Cooling System

  • Fan drive, battery charging alternator drive
  • Radiator and cooling fan with guards
  • Coolant drain line with valves
  • Caterpillar extended life coolant

Generator and Generator Attachments

  • 12 Leads
  • Segregated low voltage (AC/DC) wiring panel
  • IP23 Protection
  • Tower panel, IP22, bottom cable entry
  • Voltage regulator (single phase sensing)
  • Circuit breaker, IEC, 3 pole, mounted in tower panel

Exhaust System

  • Stub pipe, gaskets, raincap and SAE exhaust flange for customer use - shipped loose

Fuel System

  • Standard open set fuel tank/base supplied
  • Base, formed steel with single wall integral 24-hour fuel tank

Lube System

  • Lubricating oil
  • Oil drain line with valve

Mounting System

  • Termination points for coolant and lube oil drain lines
  • Captive linear vibration isolators between base and engine-generator
  • Includes lifting provision and drag points

Starting / Charging System

  • 24V battery with rack and cables

Governing System

  • Mechanical and electrical governing system - model dependent


  • Engine and alternator pre-paint, Caterpillar yellow

D150 GC Optional Equipment

Alternator System

  • R Frame auxiliary winding: R2273L4 SE aux alt 07, aux alt 08 and aux alt 10
  • Anti-condensation heater
  • 3 Phase sensing
  • Quatrature droop king
  • Alternator removal
  • Permanent magnet excitation (PMG)

Circuit breakers

  • Padlockable breaker device
  • 4 Pole 250A, 400A and 630A Circuit breakers

Control Panel Options

  • Battery charger
  • Panel mounted audible alarm
  • Emergency stop with key
  • Speed adjust potentiometer
  • Control panel heater
  • Earth leakage (2 wire only)
  • Earth fault (2 wire only)
  • Speed adjust contacts
  • Overload shutdown via breaker
  • Volt free contacts

Control System

  • Volt free contacts for common alarm
  • Static battery charger
  • Volt free contacts for generator set running

Cooling System

  • Coolant heater
  • Low coolant level shutdown
  • Low coolant temperature


  • Sound attenuated level 2 enclosure

Mounting Options

  • Electronic governor
  • Residential silencer
  • Industrial silencer removal
  • Silencer installation kit
  • Battery removal

Fuel Systems

  • High fuel level alarm
  • Skidbase for CALG enclosure sets
  • Compact skidbase for open sets
  • Open set narrow tankbase
  • Low fuel level alarm
  • DEFRA bunded fuel tank
  • Low fuel level shutdown

Test Reports

  • PGS Test report @ 1.0 power factor
  • PGS Test report @ 0.8 power factor


  • Stone guards/radiator trans flange

Power Termination

  • Circuit breaker, IEC, 4 pole

Accessories / Miscellaneous

  • Packing case - canopied set
  • Packing case - compact set

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Cat RAM and Condition Monitoring

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Maintenance and Repairs

Retain genset value with maintenance, upgrade kits, and repair options that extend lifecycles, optimise performance, and help you control costs.

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Service Agreement (Cat® CVA & LTSA)

Every piece of Cat equipment is designed and built to provide maximum productivity and operating economy throughout its working life. Your Cat dealer can help you maintain that built-in value through a Customer Value Agreement (CVA).

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