Articulated railcars Be 552 # 515 and # 514 (designated as Be 514/Be 515) of the Sihltal-Zürich-Uetliberg Bahn (SZU) is running train 12828 of the line S 10 from Zürich to the Uetliberg, between Ringlikon and Uetllberg. The line with grades up to 7.9 % is electrified with 1200 V DC since 1923, but will be converted to 15000 V 16,7 Hz AC this summer. This vehicles are two system and will run here further in the future. The pantograph can be moved sideways, here it is in sideways position to take the current from the off-center mounted catenary for 1200 V DC. When driving on the Sihltal line with 15000 V 16.7 Hz AC, the pantograph is in the central position.
