ANSI NEIS-102-2004 pdf download Aluminum Rigid Metal Conduit
1.1 Products and Applications Included This standard describes installation procedures for aluminum rigid metal conduit, including aluminum RMC with a supplementary PVC coating. 1.2 Products and Applications Excluded This publication does not cover other types of alu- minum raceways.
1.3 Regulatory and Other Requirements
a) All information in this publication is intended to conform to the National Electrical Code (ANSI/ NFPA 70). Installers should always follow the NEC, applicable state and local codes, manufacturer’s instructions, and contract documents when installing metallic raceway systems.
b) Only qualified persons familiar with the construc- tion and installation of aluminum raceways should perform the work described in this publication.
c) General requirements for installing electrical products and systems are described in NECA 1-2000, Standard Practices for Good Workmanship in Electrical Contracting (ANSI). Other National Electrical Installation Standards provide additional guidance for installing particular types of electrical products and systems. A complete list of NEIS is provided in Annex A.
2. Definitions
Alternate A coating(s), other than the Corrosion standard aluminum oxide Protection layer, that provides a superior level of corrosion resistance on the exterior of the conduit.
3. General Product Information
3.1 Product Description NEC 344.10 permits aluminum rigid metal conduit (RMC) to be installed in all environments. It has no temperature limitations and can be used indoors, out- doors, underground, concealed or exposed. Aluminum RMC with supplemental protective coatings may have temperature or other limitations; consult manufacturers’ listings and markings. (NOTE: For installation in concrete or directly buried in soil, supplementary corro- sion protection is required. See 4.7.)
3.1.1 Trade Sizes Aluminum RMC is a listed threaded metal raceway of circular cross-section, that comes with a factory- installed threaded coupling on one end. The nomi- nal finished length with coupling is 10 feet.