Indian Queens

140MW peaking gas turbine plant and synchronous compensator that has been reliably supporting the grid in Cornwall, UK for over 25 years.

• United Kingdom
• 1996
• 160MW
• 360FT Encased

Eskom

7 heavy duty peaking gas turbines each rated at 176MW fitted with SSS Clutches to allow synchronous condensing operation, supplied to Eskom the National Utility in South Africa.

• South Africa
• 2006
• 176MW
• 280T Encased

Tennessee Valley

500 MW of flexible generation capacity added by the Tennessee Valley Authority (TVA) using GE LM6000 Aeroderivative Gas Turbines with SSS Clutches integrated into the gearbox.

• USA
• 2022
• 65MW
• 240T

Huntorf

Large scale Compressed Air Energy Storage (CAES) site reliably running since the 1970s using SSS Clutches to store and release energy and provide grid support.

• Germany
• 1976
• 320MW
• 340T

Townsville

An SSS Clutch is being retrofitted into this Siemens Energy Hybrid RGS installation so it can operate as a synchronous condenser and improve system strength without the need to move the gas turbine or the generator.

• Australia
• 2024
• 180MW
• 280T Encased

Universidad

SSS Clutch consulted with Comisión Federal de Electricidad in Mexico to retrofit a clutch into the existing installation to support the need for reactive power.

• Mexico
• 2010
• 14MW
• 160FT

Tolk

The addition of an SSS Clutch helped repurpose this plant to a synchronous condenser by adding a clutch to the free end of the generator.

• USA
• 2020
• 5.6MW
• 95T Encased

Joetsu

Joetsu Thermal Power Station Unit 1 is a singleshaft combined cycle unit manufactured by Mitsubishi Power (MHI) with the world’s highest thermal efficiency at 63.62%.

• Japan
• 2021
• 233MW
• 360T

NetApp

The NetApp Bangalore data centre uses 4 Piller Diesel Rotary Uninterrupted Power Supply (DRUPS) systems with a total capacity of 8000kVA to support their critical application.

• India
• 2017
• 2.7MW
• 42+ Clutch Coupling

Kansas City

170 MW gas turbine that can act as a synchronous condenser after 25 years, proving that SSS Clutches last for the lifetime of the power plant they are fitted to.

• USA
• 1996
• 170MW
• 280T Encased

Swedish 220

After more that 50 years trouble free operation, this clutch was recently refurbished and returned into service demonstrating how SSS Clutches are “Fit and Forget”.

• Sweden
• 1971
• 30MW
• 220FT

Santiago

SSS Clutches were selected for 3 acceleration packages, because they allowed the synchronous condenser to disconnect from the pony starter motor and have lower friction losses.

• USA
• 2016
• 0.7MW
• 68FT