NEMA HP 7:2011 Electrical And Electronic Pvc, Pvc/Nylon, And Pe/Nylon 105 Degrees C Hook-Up Wire, Types B, C, D, Bn, Cn, And Dn (600, 1000, And 3000 V), And Types J And Jn 75 Degrees C (600 V) 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.