Exterior View
Exterior View
Exterior View
Exterior View
Interior View
Interior View

D125 GC Generator Set

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

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
Engine Model
C7.1 I-6, 4-Cycle Diesel
Bore
4.1in
Stroke
5.3in
Displacement
428in³
Compression Ratio
16.7:1
Aspiration
Turbocharged, Air to Air Aftercooled
Fuel System
Electronic, Common Rail
Governor Type
ADEM™A4
Length – Maximum
103.7in
Width – Maximum
51.2in
Height – Maximum
52.2in
Dry Weight – Genset (maximum)
3099lb
  • 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

Coming Soon