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D50 GC

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

      Cat Generator Set Package
      • 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
      Cat Diesel Engine
      • 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
      M-Frame Alternator
      • Superior motor starting capability minimizes need for oversizing alternator
      • Designed to match performance and output characteristics of Cat diesel engines
      • Robust Class H insulation
      GCCP 1.2 Control Panel
      • 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
      Cooling System
      • Designed to operate in standard ambient temperatures up to 55°C (131°F)
      • Contact your Cat Dealer for specific ambient and altitude capabilities
      Certifications
      • UL 2200 Listed
      • ULC Certification Available
      One Safe Source
      • 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
      Worldwide Product Support
      • 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

      specifications

      Generator Set Specifications
      Maximum Rating 50 ekW
      Minimum Rating 50 ekW
      Emissions/Fuel Strategy U.S. EPA Cert., Tier 3, SCAQMD Compliant
      Voltage 208 to 600 Volts
      Frequency 60 Hz
      Speed 1800 rpm
      Duty Cycle Standby
      Engine Specifications
      Engine Model C4.4, In-line 4, 4-cycle diesel
      Bore 105 mm
      Stroke 127 mm
      Displacement 4.4 l
      Compression Ratio 18.2:1
      Aspiration Turbocharged
      Fuel System Common Rail
      Governor Type Mechanical, ADEM™A4
      Generator Set Dimensions
      Length - Maximum 1962 mm
      Width - Maximum 1100 mm
      Height - Maximum 1220 mm
      Dry Weight - Genset (maximum) 932 kg

      Standard Equipment

      Certificates
      • IBC seismic and wind Certifications
      Air Inlet System
      • Air cleaner
      • Cartridge type air filter
      Circuit breakers
      • Second circuit breaker box
      • Power terminal strip
      • Breakers (100% UL rated)
      • 3-Pole 100% rated
      Charging System
      • NFPA battery charger UL10A 120VAC
      Control Panel
      • GCCP 1.2 Control 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
      Cooling System
      • Fan drive, battery charging alternator drive
      • Caterpillar extended life coolant
      • Radiator and cooling fan with guards
      • Coolant drain line with valve
      • Radiator stone guard
      Control Panels
      • NFPA110 bundle includes:
      • WCA1 Low coolant temperature alarm
      • FSS Low fuel level alarm & indication panel circuitry required when sub-base tank is selected
      • WSS1 Low coolant level shut down
      • PBC10NU NFPA battery charger
      • Oil temperature gauge and sender
      • PAA1 Panel mounted audible alarm
      • A Coolant heater, remote annunciator or 0.8 power factor test may be required depending on the application
      • Audible alarm
      • Remote E-stop button
      • Ground fault relay
      • Discrete I/O module
      • Remote annunciator module
      • Volt free contacts genset run and common alarm
      • Fuel level reading
      • Protective devices:
      • Low coolant temperature alarm
      • Low coolant level shutdown
      • Overload shutdown via breaker
      Generator
      • 12 Leads
      Governing System
      • Mechanical and electrical governing system - model dependent
      Lube System
      • Lubricating oil
      • Oil drain line with valve
      General
      • Engine and alternator pre-paint, Caterpillar yellow
      Starting/Charging System
      • Batteries
      • 24V battery with rack and cables

      Optional Equipment

      Certificates
      • IBC seismic and wind Certifications
      Air Inlet System
      • Cartridge type air filter
      Alternator System
      • R Frame auxilliary winding
      Charging System
      • NFPA battery charger UL10A 120VAC
      Circuit breakers
      • Breakers (100% UL rated)
      • Power terminal strip
      • 3-Pole 100% rated
      • Second circuit breaker box
      Control Panels
      • Volt free contacts genset run and common alarm
      • Oil temperature gauge and sender
      • Remote E-stop button
      • Protective devices: Low coolant temperature alarm - Low coolant level shutdown - Fuel level reading - Overload shutdown via breaker
      • Audible alarm
      • Remote annunciator module
      • Discrete I/O module
      • NFPA110 bundle includes: FSS Low fuel level alarm & indication panel circuitry required when sub-base tank is selected - WSS1 Low coolant level shut down - WCA1 Low coolant temperature alarm - PAA1 Panel mounted audible alarm - PBC10NU NFPA battery charger - A Coolant heater ,remote annunciator or 0.8 power factor test may be required depending on the application
      • Ground fault relay
      Cooling System
      • Radiator transition flange
      Enclosures
      • External emergency stop
      • Sound attenuated enclosure, Level 2
      • Panel viewing window
      Exhaust System
      • 10, 25 and 35 dBA silencer systems
      • Overhead silencer mounting kit
      Fuel System
      • 5 Gallon spill containment
      • 209 and 394 gallon sub-base fuel tanks
      • Tank riser
      • Emergency vent pipe
      • 5 Gallon fill containment
      Heating Elements
      • Coolant heater
      • Wiring for canopy space heater
      • Battery heater
      • Lube oil sump heater
      • Anti-condensation heater
      • Wiring for canopy space heater
      • Jacket water heater
      Generators
      • Permanent magnet excitation (PMG) generator
      • Permanent magnet excitation (PMG) generator
      Mounting System
      • Seismic vibration isolators
      Tests
      • 4 Hour factory test
      • PGS Test report @ 1.0 power factor
      • PGS Test report @ 0.8 power factor
      • Generator test report

      Download resources

      Product specifications, standard and optional equipment may vary depending on stock availability. For more information or to verify specific product details, please get in touch with one of our sales representatives.

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