标准摘要
[中文适用范围]： 取消并取代第一版（1977 年）。适用于电热装置如：直接电弧炉、矿热炉、钢包电弧加热炉等直接电弧加热炉；用于间接电弧加热的炉子。 [外文原描述]： Applies in particular to direct arc furnaces and submerged arc furnaces (or arc resistance furnaces). Applies to that part of the installation which is situated on the output side of the furnace feeding transformer. This publication has the status of a report.
英文名称Safety in electroheat installations - Part 4: Particular requirements for arc furnace installations