中国电线
GUOBIAOSULIAOXIAN:60227 IEC52 (RVV) 300/300V,60227 IEC53 (RVV) 300/500V
GUOBIAOXIANGJIAOXIAN:60245 IEC 53(YZ) 300/500V,60245 IEC 57(YZW) 300/500V,60245 IEC 66(YCW) 450/750V
GUOBIAOSULIAOXIAN:60227 IEC52 (RVV) 300/300V,60227 IEC53 (RVV) 300/500V
GUOBIAOXIANGJIAOXIAN:60245 IEC 53(YZ) 300/500V,60245 IEC 57(YZW) 300/500V,60245 IEC 66(YCW) 450/750V