G3520H

Displacement: 5956 in³ / 97.5 l
Bore: 6.7 in / 170 mm
Stroke: 8.5 in / 215 mm

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.

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Electric Power Rating Guide Gas Generator Set 50 and 60 Hz Ratings Guide G3520H 60Hz Natural Gas Data Sheet G3520H 50Hz Natural Gas Data Sheet

Specifications
Equipment

Generator Set Specifications
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
Frequency	50/60 Hz

Engine Specifications
Engine Model	G3520H
Displacement	5956 in³ / 97.5 l
Aspiration	TA
Bore	6.7 in / 170 mm
Stroke	8.5 in / 215 mm
Compression Ratio	12.1

Generator Set Dimensions
Length	302 in / 7668 mm
Width	86 in / 2173 mm
Height	97 in / 2473 mm
Dry Weight - Genset	54675 lb / 25285 kg

Standard Equipment

Control Panel
- EMCP 4.3
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
Circuit Breaker
- LSI Long-Time, Short-Time, Instantaneous Annunciator
- Rear-mounted
- 5000A 3-Pole IEC Rated Circuit Breakers
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
Fuel system
- 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
Ignition System
- Electronic Ignition System (controlled by ADEM A4)
- Individual Cylinder Detonation Sensitive Timing (DST)
Generator
- Caterpillar's Digital Voltage Regulator (CDVR) with 3-phase sensing and KVAR/PF control
- SR4B
- 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 Service
- SR5
- Reactive droop
Govrerning System
- ADEM A4 4-20mA (0-5VV) Speed Input

Optional Equipment

Air Inlet
- Mounting Brackets and Piping
- Air cleaner with precleaner
Circuit Breaker
- MP- Frame 6 Pole Bottom Cable Entry
- 4000/5000A Neutral Current Transformer Automatic Selection
- No UV trip or package mounted CB Wiring
- Frame Mounting
Control Panel
- 16 Point/32 Light Annunciator, Shipped Loose
- Remote Communications Module (PL1000T, PL1000E)
- Remote annuciator
- Local PC Monitorring
- Discrete I/O Module, 12 Digital Inputs, 8 'Form C' Relay
- Cat Connect: Ehternet, Satellite, Cell Telematics
- Engine failure relay
- Local alarm module
- Synchronizing module
- Remote PC Monitorring
Cooling
- Inlet/Outlet connections
- Coolant level drain line with valves, fan with guard
Exhaust
- Muffler and spark-arresting muffler with companion flanges
- Flange
- Elbow
- Flexible Fitting
- Exhaust Expander
Fuel System
- Gas Knockdown Regulator
- Fuel filter
- Gas pressure regulator
- Gas shutoff valve 24V, ETR (Energized-To-Run)
Generator
- Bearing temperature detectors
- Cable access box
- Low voltage extension box
- Manual voltage control
- European bus bar
- Generator air filter
- Medium and high voltage generators and attachment
General
- Digital diagnostic tool
- Special paint order
- Tool set
- US AID Emblem
Starting/Charging
- Battery with cables and rack (shipped loose)
- 24V starting motors
- Jacket water heater
- 60A, 24V charging alternator (requires engine driven pumps)
Grid Code Compliance
- 60 Hz: USA
- 50 Hz: Germany, Great Britain, Belgium, Romania, Italy, Ireland, Poland, Netherlands, Spain, France, and European Standard

G3520H

Standard Equipment

Optional Equipment

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