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) (IEC 61482-1-2:2007).
带电作业.防电弧热危害的防护服.第1-2部分:试验方法.方法2:用约束和定向电弧测定材料和服装的电弧防护等级(箱试验)(IEC 61482-1-2-2007)