SILE-U. No load Unipole Switch. The Sile-U is an unipolar no-load switch for indoor service, for general use. It is designed for lines from 12 to 36 kV, and current of 400A and 630A. It is mounted on a frame of rolled steel, protected against corrosion by epoxy paint. The splitting blade consist of two tracks in parallel and a central contact, actuated by a connecting rod. Manufactured according to IEC 62271-1 and IEC 62271-102 standard. SILE-U Catalog Types of Operation Example types of drive Switchgear Catalog User Manual SILE-U