ANSI/NEMA HP 7-2011
Covers specific requirements for PVC, PVC/polyamide, PE, and PE/polyamide insulated stranded wire, designed to the internal wiring of high reliability electrical and electronic equipment. It addresses 600 volt (Type B, BN, J, and JN), 1000 volt (Type C and CN) and 3000 volt (Type D and DN) wire and permits continuous operating temperature ratings of -55C up to 105?C (types B, C, D, BN, CN, and DN) or 75C (types J and JN) with either tin or silver coated conductors.