G3520K

G3520K Gas Generator

Cat® G3520K (2552kW-2567kW) Gas Generator models delivers world-class efficiency for combined heat & power (CHP) and other operations.

G3520K Gas Generator Set

DESCRIPTION

From natural gas to biogas, coal mine gases, or hydrogen fuel blends to support combined heat and power (CHP), emergency power, and local grid support applications, Caterpillar has a wide range of reliable gas power solutions.G3520K Gas GeneratorElectric Power

Cat G3520K Gas Engine

        
  • Robust high speed block design provides prolonged life and lower owning operationg costs
  •     
  • Designed for maximum performance on low pressure pipeline natural gas
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  • Simple open chamber combustion system for reliability and fuel flexibility
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  • Leading edge technology in ignition system and air/fuel ratio control for lower emission and engine efficiency
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  • One electronic control module handles all engine functions: ignition, governing, air/fuel ratio control and engine protection

SR5 Generator

        
  • Designed to match performance and output characteristics of Caterpillar gas engines
  •     
  • Industry leading mechanical and electrical design
  •     
  • High efficiency

Cat Energy Control System (Cat ECS)

        
  • A cost effective but powerful system
  •     
  • Modern color touch screen
  •     
  • Meets UL6200 controls and UL2300 3rd ed. generator set package requirements
  •     
  • Local annunciation to meet NFPA 110

Emissions

        
  • Meets most worldwide emissions requirements down to 0.5 g/bhp-hr Nox level without aftertreatment

Proven System

        
  • Field proven in a wide range of applications worldwide
  •     
  • Fully prototype tested
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  • Certified torsional vibration analysis available

Full Range of Attachments

        
  •  Wide range of bolt-on system expansion attachments
  •     
  • Factory designed and tested
  •     
  • Flexible packaging options for easy and cost effective installation

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

  • Standard Equipment
  • Optional Equipment
  • Specs
  • Docs

Standard Equipment

  • Control Panel
    • ECS 100 with colored HMI
    • Ethernet Telematics
  • Air Inlet
    • Two-element single-stage air cleaner with enclosure and service indicator.
  • Cooling
    • Engine driven water pumps for jacket water and aftercooler.
    • Jacket water and SCAC thermostats.
    • ANSI/DN customer flange connections for JW inlet and outlet.
    • SCAC control valve
  • Governing System
    • ADEM A6 4-20mA (0-5V) Speed Input
  • Exhaust
    • Center section cooled turbocharger with Cat flanged outlet.
    • Dry exhaust manifolds, insulated and shielded.
    • Individual exhaust port and turbocharger outlet wired to Integrated Tmeperature Sensing Module (ITSM) with GECM providing alarms and shutdowns.
  • Fuel System
    • Electronic fuel metering valve
    • Throttle plate, 24V DC actuator, controlled by GECM
    • EN7462/CSAB149:3, NFPA37
    • Fuel system is sized for 31.5 to 47.2 MJ/NM3 dry pipeline natural gas with pressure of 10.2 to 34.5KPa to the engine fuel control valve.
  • Generator
    • IVR - Intergrated voltage regulator
    • Crankshaft Vibration Damper and Guard
    • Busbar connections
    • Paint- Caterpillar Yellow except rails gloss black
    • Winding temperature detectors
    • Operation and maintenance manuals
    • Parts book
    • Anti-condensation space heater
    • RH/LH Service
    • SR5
    • Reactive droop
  • Lube
    • Electric Pre-lube pump
  • Starting/Charging
    • 24V starting motors
  • Ignition System
    • Electronic Ignition System (controlled by ADEM 6)
    • In Cylinder Pressure Sensor (ICPS)

Optional Equipment

  • Control Panel
    • ECS 200 with colored HMI
    • Remote HMI displays
    • Cellular telematics
    • Expandable I/O
    • Expandable Ethernet modules
    • CAN 2 connection point
    • Load Share Module
  • Lube
    • Ship oil filled or dry(Ultra40)
    • SYNHP (only ship dry)
    • Oil Level Regulator
  • Starting/Charging
    • Battery with cables and rack (shipped loose)
    • Engine barring device
    • Jacket water heater (220/400/240/480V)
    • 60A, 24V charging alternator (requires engine driven pumps)
  • Circuit Breaker
    • LSI/LSIG/LSIG-P Long-Time, Short-Time, Instantaneous Annunciator, ground fault protect, ground fault annunciate
    • Non-par/Par Breakers
    • Rear-mounted
    • 5000A 3-Pole IEC/ULCSA Rated Circuit Breakers
  • Air Inlet
    • Off Engine Air Cleaner - Mounting Brackets and Piping
  • Cooling
    • Inlet/Outlet RH and LH connections
    • Coolant level drain line with valves
  • Exhaust
    • Muffler and spark-arresting muffler with companion flanges
    • Flange, Elbow, and Flexible Fitting
    • Exhaust Expander
  • Fuel System
    • Gas Knockdown Regulator
    • Fuel filter
    • Gas pressure regulator
    • Gas shutoff valve 24V, Energized-To-Run (ETR)
  • Generator
    • Bearing temperature detectors
    • Cable access box
    • Low voltage extension box
    • Manual voltage control
    • NEMA/IEC Busbars
    • Generator air filter
    • Medium and high voltage generators and attachment
    • Generator space heater (with optional heater control)
    • Thermostate for space heater
    • Current transformer, differential current transformer, potential transformer
  • General
    • Digital diagnostic tool
    • Special paint order
    • Tool set
    • US AID Emblem
  • Package
    • Spring Isolators
    • Seismic Isolators
  • Grid Code Compliance
    • 50 Hz: Germany (HV/MV), Great Britain, Italy (HV/MV), Belgium, Polan, Netherlands, Romania, Spain, France, Czech Republic, Greece, Ireland, and European Standard

Specs

Overview

Long Name:
G3520K Gas Generator
Name:
G3520K
Brand:
Caterpillar
Status:
Current

Generator Set Specifications

Continuous Rating
2567 / 2552 ekW @ 1.0pf
Fuel Type
Natural Gas & Propane
Maximum Electrical Efficiency
46.0%
Frequency
50 / 60 Hz
RPM
1500

Engine Specifications

Engine Model
G3520K
Displacement
5956 in³ / 97.6 l
Aspiration
TA
Bore
6.7 in / 170 mm
Stroke
8.5 in / 215 mm

Generator Set Dimensions

Length
290.35 in / 7375 mm
Width
72.05 in / 1830 mm
Height
96.97 in / 2463 mm
Dry Weight - Genset
52249.56 lb / 23700 kg

Generator Set Specifications

Frequency
50/60 Hz

Engine Specifications

Compression Ratio
10.5:1

SEE HOW G3520K COMPARES AGAINST FREQUENTLY COMPARED PRODUCTS.

Gas Generator Sets
G3520K
G3520K Gas Generator Set
Brand
Caterpillar
Status
Current
Continuous Rating
2567 / 2552 ekW @ 1.0pf
Fuel Type
Natural Gas & Propane
Maximum Electrical Efficiency
46.0%
Frequency
50/60 Hz
RPM
1500
Engine Model
G3520K
Displacement
5956 in³ / 97.6 l
Aspiration
TA
Bore
6.7 in / 170 mm
Stroke
8.5 in / 215 mm
Length
290.35 in / 7375 mm
Width
72.05 in / 1830 mm
Height
96.97 in / 2463 mm
Dry Weight - Genset
52249.56 lb / 23700 kg
Compression Ratio
10.5:1
Gas Generator Sets
G3520H
G3520H Gas Generator Set
Brand
Caterpillar
Status
Current
Continuous Rating
2519 / 2500 ekW @ 1.0pf
Fuel Type
Natural Gas, Hydrogen Blend (up to 25%)
Maximum Electrical Efficiency
45.30%
Frequency
50/60 Hz
RPM
1500
Engine Model
G3520H
Displacement
5956 in³ / 97.5 l
Aspiration
TA
Bore
6.7 in / 170 mm
Stroke
8.5 in / 215 mm
Length
302 in / 7668 mm
Width
86 in / 2173 mm
Height
97 in / 2473 mm
Dry Weight - Genset
54675 lb / 25285 kg
Compression Ratio
12.1
Gas Generator Sets
G3520C
G3520C Gas Generator Sets
Brand
Caterpillar
Status
Current
Continuous Rating
1972 ekW
Fuel Type
Low Energy, Biogas, Coal Gas
Maximum Electrical Efficiency
40.10%
Frequency
50 / 60 Hz
RPM
1200 / 1500 / 1800 rpm
Engine Model
G3520C
Displacement
5270 in³ / 86 l
Aspiration
TA
Bore
6.7 in / 170 mm
Stroke
7.5 in / 190 mm
Length
249 in / 6312 mm
Width
79 in / 1830 mm
Height
92 in / 2340 mm
Dry Weight - Genset
37959 lb / 17215 kg
Compression Ratio
11.3