Gas generator sets
G3516C
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.
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Cat G3516C 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
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
Emissions
- Meets most worldwide emissions requirements down to 0.5 g/bhp-hr NOx level without aftertreatment
Proven System
- Field proven in a wide range of applications worldwide
- Fully prototype tested
- Certified torsional vibration analysis available
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
Over 30 Years Market Leadership
Over 1.6 Billion hours Operating Experience
Proven in Tens of Thousands of installations application ranging from Congeneration to Compression
| Continuous Rating | 1555 ekW |
|---|---|
| Fuel Type | CMM |
| Maximum Electrical Efficiency | 37.70% |
| Maximum Standby Rating | 1500 |
| Frequency | 50 / 60 Hz |
| RPM | 1500/1800 |
| Engine Model | G3516C |
|---|---|
| Displacement | 4210 in³ |
| Aspiration | TA |
| Bore | 6.7 in |
| Stroke | 7.5 in |
| Length | 219 in |
|---|---|
| Width | 72 in |
| Height | 92 in |
| Dry Weight - Genset | 31226 lb |
Air Inlet
- Two-element single-stage air cleaner with enclosure and service indicator
Control Panels
- EMCP 4.3
Cooling
- Jacket water and SCAC driven pumps and bypass lines
- 2nd Stage SCAC-Cat Flange
- Engine driven water pumps for jacket water and aftercooler
- Jacket water and SCAC thermostats
- ANSI/DN customer flange connections for JW inlet and outlet
- Cat flanges on SCAC circuit
Exhaust
- Integrated Sensing Module (ISM)
- Cat-flanged face outlet on turbocharger
- Provides exhaust port temperatures and stack temperature to customer supplied screen via CCM
- Dry exhaust manifolds, insulated and shielded
Fuel System
- 24V ETR Gas Shutoff Valve
- Engine installed, fuel metering valve
- Throttle plate, 24V DC actuator, controlled by ECM
- 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
- Fuel Filter
Ignition System
- Individual Cylinder Detonation Sensitive Timing (DST)
- Electronic Ignition System (controlled by ECM)
Fuel system
- Electronic fuel metering valve
Generator
- Anti-condensation space heater
- Busbar connections
- Class H Insulation & Class F temperature rise
- Reactive Droop
- Permanent Magnet Excitation
- 3-phase brushless, salient pole
- Caterpillar's Digital Voltage Regulator (CDVR) with 3-phase sensing and KVAR/PF control
- SR4B
- Winding temperature detectors
General
- RH Service
- Operation and maintenance manuals
- Crankshaft Vibration Damper and Guard
- Parts Book
Starting/Charging
- 24V starting motors
Need installed dimensions with enclosure and tank? See Model Configurations
