G3512E Gas Generator Set

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Technical Specifications

Benefits and Features

Equipment

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Generator Set Specifications
Continuous Rating	1200 ekW
Fuel Type	Natural Gas
Maximum Electrical Efficiency	42.30%
Maximum Standby Rating	-
Frequency	50 Hz
Speed	1500 rpm
Generator Set Dimensions
Length	181 in
Width	65 in
Height	89 in
Dry Weight - Genset	27475 lb
Engine Specifications
Aspiration	TA
Bore	6.7 in
Displacement	3158 in³
Engine Model	G3512E
Stroke	7.5 in

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

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

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

Meets most worldwide emissions requirements down to 0.5 g/bhp-hr NOx level without aftertreatment

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

Air Inlet
- Two-element single-stage air cleaner with enclosure and service indicator
Control Panel
- EMCP 4.3
Cooling
- Jacket water and SCAC engine-driven pumps
- Jacket water and SCAC thermostats
Exhaust
- Dry exhaust manifolds, insulated and shielded
- Individual exhaust port and turbocharger outlet wired to integrated temperature sensing module (ITSM) with GCEM providing alarms and shutdowns
- Cat-flanged face outlet on turbocharger
Fuel System
- Engine-installed electronic control valve
- 24V DC energized-to-run (ETR) gas shutoff valve
- Gas pressure regulator
Fuel System
- Electronic fuel metering valve
- Throttle plate, 24V DC actuator, controlled by GECM
- 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
General
- Paint- Caterpillar Yellow except rails are gloss black
- Parts book
- Crankshaft vibration damper and guard
- Operation and maintenance manuals
- RH Service
Generator
- SR4B
- Permanent Magnet Excitiation
- Caterpillar's Digital Voltage Regulator (CDVR) including reactive droop capability, 3-phase voltage sensing, KVAR/PF modes, RFI suppression, and a min/max exciter
- Anti-condensation space heater
- Winding temperature detectors
- NEMA Class H insulation
Governing System
- ADEM A4
Ignition System
- Electronic Ignition System (controlled by GECM)
- Individual Cylinder Detonation Sensitive Timing (DST)
Starting/charging
- Electric Starter