High voltage circuit breaker Siemens PTD High Voltage
72 kV - 800 kV

Siemens high-voltage circuit-breakers offer the optimum technical and economical solution for every requirement. Depending on the application and the voltage level, they are equipped with the following combinations of arc quenching principle and operating mechanism:

* Self-compression principle with stored energy spring mechanism
* Puffertype with hydraulic mechanism

All the live- and dead-tank circuit-breakers, as well as the gas-insulated switchgear (GIS), are equipped with the same components. Longevity, reliability and highest availability in all climate zones in the world distinguish Siemens high-voltage circuit-breakers from all others.

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