The Siemens SGT-500 Gas Turbine Generator Package – 15.1 MW (1986) is a proven industrial gas turbine power generation system designed for reliable utility and industrial applications. Originally manufactured in 1986 and previously installed at a power plant in Spain, this complete package combines Siemens’ robust SGT-500 gas turbine technology with associated generator and transformer systems for dependable continuous-duty operation. (ReflowX)

The package is configured for liquid fuel operation and delivers a nominal electrical output of 15.1 MW under 50 Hz operation. The turbine is coupled with an ASEA GTP 1050 EG synchronous generator and supported by a three-phase OASA main transformer rated for 66 kV primary and 11.25 kV secondary voltage connections, enabling efficient grid integration. (ReflowX)

The Siemens SGT-500 platform, formerly known as the GT35, is widely recognized for its durability, fuel flexibility, and low operating costs. Designed as a heavy-duty industrial gas turbine, the SGT-500 features a modular three-shaft configuration with separate low-pressure and high-pressure compressor systems, providing excellent operational stability and simplified maintenance access. (Siemens Energy)

Operational records indicate the unit accumulated approximately:

• 49,218 operating hours
• 7,000 total starts

At the time of inspection conducted in early 2023, technical evaluations included visual inspections, dimensional verification, and non-destructive testing across critical components such as compressors, combustion chambers, turbines, bearings, and auxiliary systems. (ReflowX)

The SGT-500 series is capable of operating on a wide range of gaseous and liquid fuels, including heavy fuel oil, diesel, and natural gas, making it highly suitable for:

• Utility power generation
• Industrial captive power plants
• Cogeneration and CHP systems
• Oil & gas facilities
• Marine and offshore applications
• Remote-area electrification (Siemens Energy)

Typical package scope includes:

• Siemens SGT-500 gas turbine
• ASEA synchronous generator
• OASA main transformer
• Air inlet filtration system
• Exhaust and silencing systems
• Fuel handling systems
• Lubrication and cooling systems
• Starting and auxiliary systems
• Turbine control and protection systems
• Base frame and balance-of-plant equipment

Key Features:

• Siemens SGT-500 Industrial Gas Turbine
• Nominal Output: 15.1 MW
• 50 Hz Power Generation Configuration
• Liquid Fuel Operation
• ASEA GTP 1050 EG Generator
• OASA Three-Phase Main Transformer
• 66 kV / 11.25 kV Grid Connection
• Approx. 49,218 Operating Hours
• Approx. 7,000 Starts
• Robust Modular Industrial Design
• Proven Reliability and Fuel Flexibility
• Suitable for Utility & Industrial Applications

The Siemens SGT-500 remains one of the industry’s most respected mid-range industrial gas turbine platforms, with more than 180 units installed worldwide and millions of accumulated operating hours across power generation, marine, and industrial applications. (Siemens Energy)