As one of the leading manufacturers for high-voltage disconnectors Siemens succeeds to combine the well known Ruhrtal portfolio and decades of international experience with the traditional values Siemens has always been standing for – best in class-products with an optimal price-performance ratio.
With our portfolio of high-voltage disconnectors and earthing switches for rated voltages from 36 up to 800kV, Siemens supplies its customers with state-of-the-art technology and an exceptional quality. Thus Siemens ensures an unique product in terms of reliability and safety with a an convincing cost-effectiveness. By combining the strengths of our well proven product portfolio for outdoor and indoor application, Siemens can provide the technologically and economically optimized solution for every requirement our customers might have.
Large numbers of Siemens and Ruhrtal innovations are the basis for our world-wide reputation for manufacturing excellence in the disconnector business. An extensive testing system and a quality system certified in accordance with DIN EN ISO 9001 guarantee the reliability of Siemens disconnectors and earthing switches.
Siemens high-voltage disconnectors and earthing switches meet all requirements regarding an economical operation and a long lifetime. Our products have proven to be successful in areas with unfavorable climatic conditions. They are used in industrial and in coastal areas as well as in regions with extreme variations in temperature and with heavy ice loads. The use of components with high mechanical strength enables our disconnectors and earthing switches to withstand high seismic activities.

Siemens covers the entire portfolio of disconnector and earthing switch designs for rated voltages from 36kV up to 800kV and rated current upto 6300A – 80kA – 3 sec.