Key Specs
Gas Genset G3520H
Continuous Rating 2519 / 2500 ekW @ 1.0pf
Fuel Type Natural Gas, Hydrogen Blend (up to 25%)
Maximum Electrical Efficiency 45.30%
Overview
1763 - 2519 kW Gas Generator
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.
BENEFITS & FEATURES
BENEFITS
Up to 25% hydrogen blended fuel option
Enables operation of up to 25% hydrogen blend (by volume) with pipeline natural gas fuel.
Up to 52% savings on service
Extended maintenance intervals leading to lower service costs
Up to 20% Lower lube oil consumption
Leading to lower service costs and extended maintenance intervals
FEATURES
Cat G3520H Gas Engine
- Robust high speed block design provides prolonged life and lower owning operating costs
- Designed for maximum performance on low pressure pipeline natural gas and hydrogen mixtures
- Simple open chamber combustion system for reliability and fuel flexibility
- Leading edge technology in ignition system and air/fuel ratio control for lower emission and engine efficiency
- 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
EMCP 4.3 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
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
- 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
SPECIFICATIONS
| 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 rpm |
| Engine Specifications | |
| Engine Model | G3520H |
| Displacement | 5956 in³ |
| Aspiration | TA |
| Bore | 6.7 in |
| Stroke | 8.5 in |
| Compression Ratio | 12.1 |
| Generator Set Dimensions | |
| Length | 302 in |
| Width | 86 in |
| Height | 97 in |
| Dry Weight - Genset | 54675 lb |
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 Brea
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
Governing 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 annunciator
- Local PC Monitoring
- Discrete I/O Module, 12 Digital Inputs, 8 'Form C' Relay
- Cat Connect: Ethernet, Satellite, Cell Telematics
- Engine failure relay
- Local alarm module
- Synchronizing module
- Remote PC Monitoring
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