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Diesel Generator Sets

D125 GC Generator Set

Maximum Rating

125 ekW

Minimum Rating

125 ekW

Emissions/Fuel Strategy

U.S. EPA Cert., Tier 3

SPECIFICATIONS

Caterpillar is leading the power generation marketplace with Power Solutions engineered to deliver unmatched flexibility, expandability, reliability, and cost-effectiveness.

    Engine Specifications

    Engine Model

    C7.1 I-6, 4-Cycle Diesel

    Bore

    4.1 in

    Stroke

    5.3 in

    Displacement

    428 in³

    Compression Ratio

    16.7:1

    Aspiration

    Turbocharged, Air to Air Aftercooled

    Fuel System

    Electronic, Common Rail

    Governor Type

    ADEM™A4

    Generator Set Dimensions

    Length - Maximum

    103.7 in

    Width - Maximum

    51.2 in

    Height - Maximum

    52.2 in

    Dry Weight - Genset (maximum)

    3,099 lb

    Generator Set Specifications

    Maximum Rating

    125 ekW

    Minimum Rating

    125 ekW

    Emissions/Fuel Strategy

    U.S. EPA Cert., Tier 3

    Voltage

    208 to 600 Volts

    Frequency

    60 Hz

    Speed

    1800 rpm

    Duty Cycle

    Standby

    • 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
      • Coolant drain line with valves
      • Caterpillar extended life coolant
      • Radiator and cooling fan with guards
    • Generator and Generator Attachments
      • Segregated low voltage (AC/DC) wiring panel
      • IP23 Protection
      • Circuit breaker, IEC, 3 pole, mounted in tower panel
      • Voltage regulator (single phase sensing)
      • Tower panel, IP22, bottom cable entry
      • 12 Leads
    • Exhaust System
      • Stub pipe, gaskets, raincap and SAE exhaust flange for customer use - shipped loose
    • Fuel System
      • Base, formed steel with single wall integral 24-hour fuel tank
      • Standard open set fuel tank/base supplied
    • Lube System
      • Oil drain line with valve
      • Lubricating oil
    • Mounting System
      • Termination points for coolant and lube oil drain lines
      • Includes lifting provision and drag points
      • Captive linear vibration isolators between base and engine-generator
    • Starting / Charging System
      • 24V battery with rack and cables
    • Governing System
      • Mechanical and electrical governing system - model dependent
    • General
      • Engine and alternator pre-paint, Caterpillar yellow

    • Alternator System
      • Alternator removal
      • Optional LC Frame alternator
      • R Frame auxiliary winding: R2273L4 SE aux alt 07, aux alt 08 and aux alt 10
      • Permanent magnet excitation (PMG)
      • Anti-condensation heater
      • 3 Phase sensing
      • Quatrature droop king
    • Circuit breakers
      • Padlockable breaker device
      • 4 Pole 250A, 400A and 630A Circuit breakers
    • Control Panel Options
      • Battery charger
      • Control panel heater
      • Earth fault (2 wire only)
      • Volt free contacts
      • Emergency stop with key
      • Speed adjust potentiometer
      • Earth leakage (2 wire only)
      • Overload shutdown via breaker
      • Speed adjust contacts
      • Panel mounted audible alarm
    • Control System
      • Volt free contacts for generator set running
      • Volt free contacts for common alarm
      • Static battery charger
      • GCCP 1.2
    • Cooling System
      • Coolant heater
      • Low coolant temperature
      • Low coolant level shutdown
    • Enclosures
      • Sound attenuated level 2 enclosure
    • Mounting Options
      • Silencer installation kit
      • Residential silencer
      • Battery removal
      • Industrial silencer removal
      • Electronic governor
    • Fuel Systems
      • Low fuel level shutdown
      • Open set narrow tankbase
      • Skidbase for CALG enclosure sets
      • DEFRA bunded fuel tank
      • Low fuel level alarm
      • Compact skidbase for open sets
      • High fuel level alarm
    • Test Reports
      • PGS Test report @ 0.8 power factor
      • PGS Test report @ 1.0 power factor
    • General
      • Stone guards/radiator trans flange
    • Global Certifications
      • Certification for CIS
    • Power Termination
      • Circuit breaker, IEC, 4 pole
    • Accessories / Miscellaneous
      • Packing case - compact set
      • Packing case - canopied set

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