IEC 61482-1-2-2014
带电作业.防止电弧热危害用防护服.第1-2部分:试验方法.方法2:使用受限定向电弧测定材料和衣料电弧防护等级(箱中试验)
Live working - Protective clothing against the thermal hazards of an electric arc - Part 1-2: Test methods - Method 2: Determination of arc protection class of material and clothing by using a constrained and directed arc (box test)