NEMA WC 7-1982
CROSS-LINKED-THERMO- SETTING-POLYETHYLENE- INSULATED WIRE AND CABLE FOR THE TRANSMISSION AND DISTRIBUTION OF ELECTRICAL ENERGY (ICEA S-66-524); REVISION 1 - DECEMBER 1984@ REVISION 2 - MARCH 1985@ REVISION 3 - AUGUST 1986@ REVISION 4 - NOVEMBER 1987 (R 19