From natural gas-fueled combined heat and power (CHP) systems and emergency power for facilities, to renewable biogas energy to support the local grid, or electricity generated from coal mine gases, Caterpillar has a wide range of reliable gas power solutions.
Caterpillar
G3512E Gas Generator Set
Overview
Photos
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G3512E -
G3512E -
G3512E -
G3512E
360° View
Exterior
360� Exterior view. Double click on the image to zoom in on any area of the product.
Features
Cat G3512E 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
Cat G3512E 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
SR4B Generator
- Designed to match performance and output characteristics of Caterpillar gas engines
- Industry leading mechanical and electrical design
- High efficiency
SR4B Generator
- Designed to match performance and output characteristics of Caterpillar gas engines
- Industry leading mechanical and electrical design
- High efficiency
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
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
Cat Electronic Control System
- Simple user friendly interface and navigation
- Digital monitoring, metering and protection setting
- Fully-featured power metering and protective relaying
- Remote control and monitor capability options
Cat Electronic Control System
- Simple user friendly interface and navigation
- Digital monitoring, metering and protection setting
- Fully-featured power metering and protective relaying
- Remote control and monitor capability options
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
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
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
Specifications
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Generator Set Specifications
Spec Value Continuous Rating 1200 ekW Fuel Type Natural Gas Maximum Electrical Efficiency 42.30% Maximum Standby Rating - Frequency 50 Hz Speed 1500 rpm -
Engine Specifications
Spec Value Bore 6.7 in Aspiration TA Engine Model G3512E Stroke 7.5 in Displacement 3158 in³ -
Generator Set Dimensions
Spec Value Length 181 in Width 65 in Height 89 in Dry Weight - Genset 27475 lb
Standard Equipment
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
Optional Equipment
Air Inlet
- Mounting brackets and piping
- Air cleaner with precleaner
Circuit Breakers
- Frame mounting
- Right, left, rear mounted
- 3-pole (IEC 947-2 rated)
- 100% rated, 3-pole (UL/CSA/IEC) 5th Digit Rating
- S LSI, G LSIG, P LSIG-P, 4th Digit Type
- 1200A, 3 Pole, UL-100% Rated P-Frame Circuit Breakers
- 1600A, 2000A 3 Pole, UL-100% Rated R-Frame Circuit Breakers
- 2000A 3 Pole, UL-100% Rated Masterpact Circuit Breakers
Cooling
- Remote radiator for JW and SCAC circuits, level switch included but not wired
- Coolant level drain line with valves, fan with guard
- Inlet/Outlet connections
Control Panel
- Local alarm module
- Remote annunciator
- Local PC monitoring
- Remote PC monitoring
- Engine failure relay
Exhaust
- 305 mm (12 in.) Flange
- 250mm-329mm Flange Expander
- Flexible fittings
Fuel System
- Remote mounted gas train, sized for 31.5 MJ/Nm3 (800 btu/cu ft) dry pipeline natural gas with inlet pressure range of 19.2 to 48.3 kPa (2.78 to 7 psi).
General
- US AID emblem
- Special paint order
- Tool set
- Digital diagnostic tool
Generator
- Cable access box
- Bearing temperature detectors
- Generator air filter
- European bus bars
Starting/Charging
- 24V starting motors
- Battery with cables and rack (shipped loose)
- Jacket water heater
- 45A, 24V charging alternator (requires engine driven pumps)
- 20A, 24VDC battery charger
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