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Exterior View
Interior View
Cat G3512H Combined Heat and Power (CHP) Solution
G3512H Combined Heat and Power (CHP) Solution Gas Generator
G3512H, V12, 4-stroke-cycle, gas engine.
Operates on 31.5 to 47.2 MJ/NM3 dry pipeline natural gas.
Turbocharged Separate Circuit Aftercooled.
Air Inlet
Package Mounted Air Cleaner with service indicator
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.
Cooling
ANSI/DN customer flange connections for JW inlet and outlet
Engine driven water pumps for jacket water and aftercooler
Jacket water and SCAC thermostats
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
General
Fire detection system
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
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.
SR4B
Caterpillar’s Digital Voltage Regulator (CDVR) with 3-phase sensing and KVAR/PF control
Busbar connections
Paint- Caterpillar Yellow except rails gloss black
Winding temperature detectors
Parts book
RH Service
Anti-condensation space heater
SR5
Operation and maintenance manuals
Crankshaft Vibration Damper and Guard
Reactive droop
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
Frame Mounting
4000/5000A Neutral Current Transformer Automatic Selection
No UV trip or package mounted CB Wiring
Control Panel
Discrete I/O Module, 12 Digital Inputs, 8 ‘Form C’ Relay
Local PC Monitorring
16 Point/32 Light Annunciator, Shipped Loose
Remote PC Monitorring
Synchronizing module
Remote annuciator
Local alarm module
Engine failure relay
Cat Connect: Ehternet, Satellite, Cell Telematics
Remote Communications Module (PL1000T, PL1000E)
Cooling
Inlet/Outlet connections
Coolant level drain line with valves, fan with guard
Exhaust
Muffler and spark-arresting muffler with companion flanges
Elbow
Flange
Flexible Fitting
Exhaust Expander
Oxidation catalyst
Fuel System
Gas pressure regulator
Gas Knockdown Regulator
Fuel filter
Gas shutoff valve 24V, ETR (Energized-To-Run)
Generator
European bus bar
Cable access box
Manual voltage control
Medium and high voltage generators and attachment
Low voltage extension box
Bearing temperature detectors
Generator air filter
General
Special paint order
Tool set
Digital diagnostic tool
US AID Emblem
Cold-weather bundle including enclosure heaters and ventilation recirculation
Fire suppression system
Interior DC lighting system with
automatic shutoff timer