... 1.Uesed in NT and NH fuse links 2.Rated voltage:AC500V/AC690V 3 ... ISO9001:2000 4.IEC Standard, ANSI.C37.42 NT-Fuse holder1. For NT and NH fuse links2. According to IEC60269,DIN 43620 ... 1995,IEC60644,IEC60470,IEC60282-1,IEC60269 CCC,GB15166.1, GIN51-66.2,GBl51766.5,GB13539, IS09001:2000 quality system certification CE ... most tremendous potentiality and potenliality in the same industry NT Fuse holder