New Plant
TOPACK Turbogenerators
TOPACK is the all-in-one solution that can be simply integrated into your power plant and is easy to maintain.
Alstom’s air-cooled TOPACK Turbogenerator is remarkable for its breadth of customer advantages and its accumulated experience with over 2,000 units installed worldwide. It saves you time, effort, money and reduces your risk.
With a range of 40 MW to 150 MW at 50 Hz and 40 MW to 90 MW at 60 Hz, it is sufficiently versatile to suit all kinds of applications and climates, and to fit all manufacturers’ turbines.
Our innovative and environmentally-friendly technologies have made Alstom a by-word for efficiency, reliability and performance.
The “plug & play” solution
- TOPACK offers you the flexibility to choose your customised “package” from a list of options, depending on your specific needs. It is fully assembled and tested before being delivered in a single base-frame-mounted module.
- Thanks to its simple, air-cooled design and reduced maintenance needs, the TOPACK operates successfully in different kinds of environment.
- The TOPACK Turbogenerator fits the turbines of any manufacture and is suitable for a wide variety of applications.
- The TOPACK Turbogenerator is easy to transport as a compact unit and easy to install.
Designed to perform
- The fully packaged TOPACK solution comes complete with the necessary electrical systems.
- The maintenance-free stator core is made of low-loss insulated steel sheet and held under constant pressure by pressfingers, press plates and key bars.
- The reliable DURITENAX® insulation system shows excellent long-term durability under all operating conditions.
- The TOPACK’s unique brushless excitation system requires no additional bearings, so the shaft length is shorter.
- TOPACK is a cost-effective solution that fits a variety of needs, offering unrivalled versatility and flexibility.
A success story
Over 2,000 Alstom TOPACK Turbogenerators are in operation worldwide.
- Brazil, Macae - 552 MW 12 x 46 MW on LM6000
- Thailand, Rayong - 131 MW 1 x 131 MW Alstom Steam Tail on GE 9E
- Denmark, Avedore - 136 MW 2 x 68 MW on RR Trent
- UAE, Al Taweelah - 786 MW 6 x 131 MW on GE 9E & ST DESAL


