1.1 This standard specifies types, sizes, materials and construction, requirements, packing, mark and label, sampling and criteria for con-formity, and testing for PVC insulated copper cables of rated voltages not exceeding 750 V which shall be referred to hereinafter as "cables".
1.2 This standard covers cables for use at a conductor temperature not exceeding 70°C having from 1 to 4 cores (excluding ground conductor) which are intended for use with an a.c.current system not exceeding 60 Hz in frequency and with direct current; it does not include PVC sheathed copper cables which are covered by a particular standard.