标准号:NFEN50525-3-31-2012
英文标准名称:Electriccables-Lowvoltageenergycablesofratedvoltagesuptoandincluding450/750V(U0/U)-Part3-31:cableswithspecialfireperformance-Singlecorenon-sheathedcableswithhalogen-freethermoplasticinsulation,andlowemissionofsmoke
国际标准分类号:29.060.20