提供用于安装在电动牵引车辆（如叉车）中的阀控式铅酸蓄电池的要求。它包括发动机启动应用中使用的牵引单元的要求，例如应急柴油发电机的启动。它包括验证性能要求的测试。

Provides requirements for lead-acid batteries of the valve-regulated type intended for installation in electric traction vehicles such as forklift trucks. It includes requirements for traction cells used in engine starting applications, e.g. starting of emergency diesel generators. It includes tests to verify performance requirements.