Low-shaft electric arc furnace

A low-shaft electric arc furnace with coaxially arranged to the upper furnace vessel shaft pipe, in which at least one electrode is arranged axially movable, characterized, that the electrode (21) via guide elements (51) with the inner wall (32) of the shaft pipe (31) is in communication, that the Ofenuntergefas (12) zugewandte mouth of Schachtrohres (31) Wechselteil (33), the teilweise from a Ringscheibe (34), through the opening of the electrode (21) hindurchgefuhrt is, at least the opening zugewandte part ( 35) of the annular disc (34) is formed as insulation.