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G3520 2500kW Gas Generator Set

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CAT G3520 Gas Engine

Cat G3520 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 and hydrogen blends
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

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

SR5 Generator

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

Cat ECS 100 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

Proven System

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

Emissions

EPA Certified for use in Emergency and Non-Emergency applications
Additional a NOx selectable genset is available to meets most worldwide emissions requirements down to 0.5 g/bhp-hr NOx level without aftertreatment

CAT G3520 Gas Engine

Cat G3520 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 and hydrogen blends
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

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

SR5 Generator

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

Cat ECS 100 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

Proven System

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

Emissions

EPA Certified for use in Emergency and Non-Emergency applications
Additional a NOx selectable genset is available to meets most worldwide emissions requirements down to 0.5 g/bhp-hr NOx level without aftertreatment

Generator Set Specifications

Gas Standby Rating: 2500 ekW @ 0.8pf
Fuel Type: Natural Gas, Hydrogen Blend (up to 5%)
Emissions/Fuel Strategy: U.S. EPA Stationary Non-Emergency Certified
RPM: 1800 rpm
Frequency: 60 Hz
Compression Ratio: 11.5

Engine Specifications

Engine Model: G3520
Displacement: 5956in³
Aspiration: TA
Bore: 6.7in
Stroke: 8.5in

Generator Set Dimensions

Length: 336in
Width: 94in
Height: 128in
Weight: 48500lb

Standard/Optional Features

Standard Equipment:

Air Inlet
- Two-element single-stage air cleaner with enclosure and service indicator
Control Panel
- Cat ECS 100
Cooling
- Jacket water and SCAC engine-driven pumps
- Jacket water and SCAC thermostats
Exhaust
- Cat-flanged face outlet on turbocharger
- Individual exhaust port and turbocharger outlet wired to integrated temperature sensing module (ITSM) with GCEM providing alarms and shutdowns
- Dry exhaust manifolds, insulated and shielded
Fuel System
- Gas pressure regulator
- Engine-installed electronic control valve
- 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
- 24V DC energized-to-run (ETR) gas shutoff valve
- Throttle plate, 24V DC actuator, controlled by GECM
General
- Crankshaft vibration damper and guard
- Operation and maintenance manuals
- RH Service
- Paint- Caterpillar Yellow with high gloss black rails and radiator
- Parts book
Generator
- SR5
- Permanent Magnet Excitiation
- NEMA Class H insulation
- Winding temperature detectors
- Integrated voltage regulator (IVR)
- Anti-condensation space heater
Starting/charging
- Battery with cables and rack (shipped loose)
- 24V starting motors
- Electric Starter
- Jacket water heater
Governing System
- ADEM A4
Ignition System
- Electronic Ignition System (controlled by ADEM A4)
- Individual Cylinder Detonation Sensitive Timing (DST)

Optional Equipment:

Air Inlet
- Air cleaner with precleaner
Control Panel
- Local alarm module
- EMCP 4.4
- Remote annunciator
- Remote PC monitoring
- Engine failure relay
- Local PC monitoring
Circuit Breakers
- 2000A, 2500A, 3000A 3 Pole, UL-100% Rated Masterpact Circuit Breakers
- 100% rated, 3-pole (UL/CSA/IEC) 5th Digit Rating
- 3-pole (IEC 947-2 rated)
- Frame mounting
- 1600A, 2000A 3 Pole, UL-100% Rated R-Frame Circuit Breakers
- S LSI, G LSIG, P LSIG-P, 4th Digit Type
Cooling
- Coolant level drain line with valves, fan with guard
- Package mounted radiator
Exhaust
- 305 mm (12 in.) muffler
- 305 mm (12in.) elbow
- 18, 25 dBA Attenuation
- 305 mm (12 in.) flange
- 305mm (12 in) spark arresting muffler
Fuel System
- 3, 0-100 kPag, 4-20mA gas train pressure sensors
General
- Digital diagnostic tool
Generator
- Low voltage extension box
- Bearing temperature detectors
- European bus bars
- Cable access box
- Generator air filter
Starting/charging
- 45A, 24V charging alternator (requires engine driven pumps)
- 20A, 24VDC battery charger
Grid Code Compliance
- 60 Hz: USA

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G3520 2500kW Gas Generator Set