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D125 GC Generator Set

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D125 GC Generator Set

Overview

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

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D125 GC Open Set

D125 GC Open Set

D125 GC Open Set

D125 GC Open Set

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https://s7d2.scene7.com/is/image/Caterpillar/CM20191227-3ea27-3a140

  • Cat generator set packages have been fully prototype tested
  • Accepts 100% block load in one step and meets NFPA 110 loading requirements
  • Conform to ISO 8528-5 steady state and transient response requirements
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  • Reliable, rugged, durable design
  • Field-proven in thousands of applications worldwide
  • Four-stroke-cycle diesel engine combines consistent performance and excellent fuel economy with minimum weight
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  • Superior motor starting capability minimizes need for oversizing alternator
  • Designed to match performance and output characteristics of Cat diesel engines
  • Robust Class H insulation
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  • User-friendly interface and navigation
  • Scalable system to meet a wide range of installation requirement
  • Expansion modules and site-specific programming for specific customer requirements
https://s7d2.scene7.com/is/image/Caterpillar/CM20191227-0d295-12b36

  • Designed to operate in standard ambient temperatures up to 55°C (131°F)
  • Contact your Cat Dealer for specific ambient and altitude capabilities
https://s7d2.scene7.com/is/image/Caterpillar/CM20191227-71514-a5220

  • UL 2200 Listed
  • ULC Certification Available
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  • Components used in the generator set are selected based on seamless design integration to provide the optimum performance
  • The generator set is fully assembled at a Caterpillar facility following our quality guidelines
  • Each generator set package is tested before leaving the Caterpillar facility
  • Cat product support, including dealer service, parts and warranty covers the entire Cat power system
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  • Cat dealers have over 1,800 dealer branch stores operating in 200 countries
  • Your local Cat dealer provides extensive post-sale support, including maintenance and repair agreements
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

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C175-20

Standby Rating
4000(no fan)/3900 kVA
Prime Power Rating
3600(no fan)/3500 kVA
Emissions/Fuel Strategy
Low Fuel, Low Emissions
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