NEMA - National Electrical Manufacturers Association
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NEMA WC 1-1982
Scope
These standards apply to materials@ constructions and testing of asbestos-insulated@ asbestos-vamished-cloth-insulated@ and asbestos-thermoplastic-insulated wires and cables which are used for the transmission and distribution of electrical energy for normal conditions of installation and service@ either indoors@ aerial@ underground or submarine. Insulation thicknesses@ formerly designated in terms of grounded and ungrounded neutral@ are now designated in terms of cable insulation levels (see 3.3). In these standards@ units are expressed in the English system. For information only@ their approximate metric equivalents are included.
NEMA WC 1-1982 history
1982NEMA WC 1-1982 ASBESTOS@ ASBESTOS-VARNISHED CLOTH AND ASBESTOS-THERMOPLASTIC INSULATED WIRES AND CABLES (ICEA S-28-357@ THIRD EDITION)