RUBBER-INSULATED WIRE AND CABLE FOR THE TRANSMISSION AND DISTRIBUTION OF ELECTRICAL ENERGY (INCLUDES Revision 1: March 1971@ Revision 2: February 1972@ Revision 3: September 1973@ Revision 4: October 1974@ Revision 5: June 1978@ Revision 6: September 1977
NEMA - National Electrical Manufacturers Association
引用标准
232
适用范围
"This section covers the following. Division I. (See 4.14.3 through 4.14.16.) Materials@ constructions and requirements for metallic and associated coverings recommended for use under normal conditions of installation@ operation and maintenance of power@ control@ and lighting circuit wires and cables which are insulated with rubber compounds. It also covers submarine cables. Division II. (See 4.14.17 through 4.14.23.) Round wire armor for borehole@ dredge@ shaft@ and vertical riser cable. Division III. (See 4.14.24 through 4.14.26.) Round wire armor for buried cable. In classifying jackets and sheaths in these standards@ the term ""jacket"" refers to nonmetallic coverings and ""sheath"" to continuous metallic coverings. The requirements of Division I as pertaining to quality of materials@ design and construction apply also to Divisions II and III@ except as to particular details expressly set forth in the following sections or as otherwise modified."