Cat G3520H Combined Heat and Power (CHP) Solution

Maximum Continuous Rating	2480 ekW @ 1.0pf
Fuel Type	Natural Gas
Maximum Electrical Efficiency	42.40%
Frequency	60 Hz
RPM	1500
Frequency	60 Hz

Engine Model	G3520H
Displacement	5956 in³
Aspiration	TA
Bore	6.7 in
Stroke	8.5 in
Fuel System	Electronic Fuel Control Valve
Governor Type	ADEM™ A4
Compression Ratio	11.1

Length	302 in
Width	86 in
Height	97 in
Dry Weight - Genset	54675 lb
Weight	168000 lb

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

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)

Cat G3520H Combined Heat and Power (CHP) Solution

Generator Set Specifications

Engine Specifications

Generator Set Dimensions

Engine

Control Panel

Air Inlet

Cooling

Containerized Module

Generator Controls And Protection

Modes of Operation

Lube Oil Make-Up System

General

Circuit Breaker

Exhaust

Fuel System

Fuel system

Ignition System

Generator

Govrerning System

Air Inlet

Circuit Breaker

Control Panel

Cooling

Exhaust

Fuel System

Generator

General

Starting/Charging