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Water from
Intake Tower
 
Water to
Pump Turbine

The Cavern

Main Inlet Valve

The Power Generation Cycle continues with the opening of the Main Inlet Valve, which allows water to flow through the reversible Pump Turbine Unit.

In reality, the opening of the Main Inlet Valve takes 16 seconds after synchronisation, but the following animation shortens the process for brevity.

The Cavern - Main Inlet Valve