The National Electrical Manufacturers Association (NEMA) published
ANSI C18.2M, Part 1-2013
American National Standard for Portable Rechargeable
Cells and Batteries—General and Specifications.
This publication applies to portable rechargeable, or secondary, cells and batteries
based on the following electrochemical systems:
- Nickel-metal hydride
- Lithium-ion including lithium ion polymer
Changes in this edition include:
- alignment of definitions between all ANSI C18 standards
- harmonization with IEC standards wherever possible
- improved readability of the terminal arrangements section
- included Li-ion polymer batteries
- added storage adjusted capacity
- added application charge performance test
Section 1 of this standard contains general information and all standardized performance and mechanical tests upon which all the specifications in Section 2 are based.
Section 2 specification sheets list those tests and requirements described herein that are required for each battery.
Part 2 of this standard describes all safety tests and requirements.
C18.2M, Part 1-2013 may be purchased in electronic or hardcopy format for $94 on the NEMA website.
NEMA is the association of electrical equipment and medical imaging manufacturers, founded in 1926 and headquartered in Rosslyn, Virginia. Its nearly 400 member companies manufacture a diverse set of products including power transmission and distribution equipment, lighting systems, factory automation and control systems, and medical diagnostic imaging systems. Total U.S. shipments for electroindustry products exceed $100 billion annually.
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