ES274897A1 - Transformer of measurement of high voltages (Machine-translation by Google Translate, not legally binding) - Google Patents

Abstract

Measuring transformer for high voltages, of the type equipped with a tubular insulator that contains a liquid insulator and that at its upper end supports a head in which are housed devices for switching the sections of its primary winding comprising threaded pins attached to the terminals of the sections of the winding, switching plates and nuts, and which is provided with an expansion vessel for the liquid insulator which is preferably hermetically separated from the outside air, characterized in that an element is arranged on the tubular insulator a single-piece hollow extending inside the head of the transformer and consisting of a tubular body endowed with flanges joining the interior space of the insulator with the expansion vessel arranged above it on the head of the transformer, said tubular body presenting a flat part that serves to support the clavi They are threaded in a horizontal or inclined position, the side wall of the transformer head being provided, in front of the switching devices, with a window with a transparent closure. (Machine-translation by Google Translate, not legally binding)