G3520H Combined Heat and Power (CHP) Solution Gas Generator
Features
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Cat® G3520H Humidity Fuel Tolerant 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
- 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
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CHP Ready
Extensive range of rental ready features to meet job requirements and applications.
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Single-Source Supplier
Generator set manufactured in ISO 9001:2000 compliant facility.Package factory designed and production tested.
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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
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Cat Generator
Cat SR5 generator designed to match the performance and output characteristics of the Cat Gas engine.Class H insulation operating at Class F temperature rise for extended life.System 4 insulation protection and anti-condensation space heaters.Integrated Automatic Voltage Regulation (Cat IVR) provides enhanced system monitoring.
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Fuel/Emissions Strategy
Meets most worldwide emissions requirements down to 500 mg/Nm3 NOx level without after treatment.Optional: Oxidation catalyst available
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Sound Attenuated Container
Meets 75 dB(A) at 7 meters. Weather Proof enclosure, NSPS factory compliant, UL2200 compliant, and CSA/TSSA. Service and Personnel doors. Separate electrical control room. Internal and External emergency stop buttons at convenient locations.
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Proven System
- Field proven in a wide range of applications worldwide
- Fully prototype tested
- Certified torsional vibration analysis available
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Reduced Environmental Impact
110% spill containment of onboard engine fluids.Positive crankcase fumes ventilation.
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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
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Worldwide Product Support
Cat® dealers provide extensive post sale support including maintenance and repair agreements. Supported 100% by the Cat dealer with warranty on parts and labor.
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Cooling System
Provides 40⁰C (104⁰F) ambient capability with 500 mg/Nm3 NOx (1g/hp-hr) at 100% continuous rating before derate @ 500m. Variable frequency drive fan controls improve partial load fuel consumption. Energy efficient electric drive fan.
Specifications
Units for specifications
Generator Set Specifications
| Continuous Rating | 2480 ekW @ 1.0pf |
|---|---|
| Fuel Type | Natural Gas |
| Maximum Electrical Efficiency | 42.40% |
| Frequency | 60 Hz |
| RPM | 1500 |
| Frequency | 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 |
| Fuel System | Electronic Fuel Control Valve |
| Governor Type | ADEM™ A4 |
| Compression Ratio | 11.1 |
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 |
| Weight | 168,000 lb 76,200 kg |
Standard Equipment
Engine
- G3520H, V20, 4-stroke-cycle, gas engine. Operates on 31.5 to 47.2 MJ/NM3 dry pipeline natural gas. Turbocharged Separate Circuit Aftercooled.
Control Panel
- On Package EMCP 4.3 Control Panel System Offers engine and generator monitoringand protection, voltage regulation with Cat IVRimproves transient response performance. Controls provide auto paralleling AGC-4 controller, load sharing, VFDcontrol, and primary generator protection for greaterversatility, package utilization and monitoring.
Air Inlet
- Three-element single-stage air cleaner with enclosure and service indicator
Cooling
- Jacket water and SCAC thermostats
- ANSI/DN customer flange connections for JW inlet and outlet
- Engine driven water pumps for jacket water and aftercooler
- Standard cooling provides 40⁰C (104⁰F) ambient capability with 500mg/Nm3 NOx at 100% Continuous rating before derate, @ 500m
Containerized Module
- NSPS Factory Compilant, UL2200 Compilant and CSA / TSSA Sound attenuated 75 dB(A) @ 7 m (23 ft) Sound attenuated air intake louvers and lockable personnel doors with panic release LH and RH engine service doors integrated intocontainer side walls 3” ANSI flange customer fuel connection
Generator Controls And Protection
- Integrated crankcase ventilation system (CCV)and gas fuel train NFPA37 & CSAB149.3 with external fuel connections package utilization and monitoring.
Modes of Operation
- Provides for single unit stand-alone operation,island mode paralleling and load sharing withother power modules, and single unit-to-utilitymode paralleling for base load control
Lube Oil Make-Up System
- Integrated enclousre holding tanks: Oil makeup tank (50 gallon), Waste oil tank (300 gal / 2 oil changes), Fresh oil tank (500 gal / 2 oil changes + makeup) and oil level regulator. Low level annunciation
General
- Fire detection system
Circuit Breaker
- 5000A 3-Pole IEC Rated Circuit Breakers
- LSI Long-Time, Short-Time, Instantaneous Annunciator
- Rear-mounted
Exhaust
- Externally mounted exhaust system (muffler and heat exchanger)
- Dry exhaust manifolds, insulated and shielded
- Center section cooled turbocharger with Cat flanged outlet
- 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
- Individual Cylinder Detonation Sensitive Timing (DST)
- Electronic Ignition System (controlled by ADEM A4)
Generator
- Double bearing SR5 1866 frame, brushless, form wound, 12-lead design, permanent magnet excited, three-phase, with Cat IVR, Class H insulation operating at Class F temperature. Stator and Bearing temperature monitoring and anti-condensation space heaters.
- Caterpillar's Digital Voltage Regulator (CDVR) with 3-phase sensing and KVAR/PF control
- SR4B
- Reactive droop
- Busbar connections
- RH Service
- Operation and maintenance manuals
- SR5
- Crankshaft Vibration Damper and Guard
- Parts book
- Winding temperature detectors
- Paint- Caterpillar Yellow except rails gloss black
- Anti-condensation space heater
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
- No UV trip or package mounted CB Wiring
- 4000/5000A Neutral Current Transformer Automatic Selection
- Frame Mounting
Control Panel
- Local alarm module
- Remote Communications Module (PL1000T, PL1000E)
- 16 Point/32 Light Annunciator, Shipped Loose
- Remote PC Monitorring
- Cat Connect: Ehternet, Satellite, Cell Telematics
- Local PC Monitorring
- Remote annuciator
- Engine failure relay
- Discrete I/O Module, 12 Digital Inputs, 8 'Form C' Relay
- Synchronizing module
Cooling
- Coolant level drain line with valves, fan with guard
- Inlet/Outlet connections
Exhaust
- Flange
- Flexible Fitting
- Exhaust Expander
- Muffler and spark-arresting muffler with companion flanges
- Elbow
- Oxidation catalyst
Fuel System
- Gas shutoff valve 24V, ETR (Energized-To-Run)
- Fuel filter
- Gas Knockdown Regulator
- Gas pressure regulator
Generator
- Generator air filter
- Medium and high voltage generators and attachment
- European bus bar
- Low voltage extension box
- Bearing temperature detectors
- Cable access box
- Manual voltage control
General
- US AID Emblem
- Digital diagnostic tool
- Special paint order
- Tool set
- Cold-weather bundle including enclosure heaters and ventilation recirculation
- Fire suppression system
- Interior DC lighting system with automatic shutoff timer
Starting/Charging
- 24V starting motors
- Battery with cables and rack (shipped loose)
- Jacket water heater
- 60A, 24V charging alternator (requires engine driven pumps)
Videos
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CHP -
Container Animation Walkaround Video