This standard specifies the technical requirements, inspection methods, inspection rules and marking, packaging, transportation and storage of valve-regulated sealed lead-acid batteries for communications. This standard applies to product quality inspection by manufacturing enterprises, user units and quality supervision departments.
YD/T 799-2002 history
2010YD/T 799-2010 Valve-regulated lead acid batteries for telecommunications
2002YD/T 799-2002 Valve-Regulated Lead Acid Battery for Telecommunications
1970YD/T 799-1996 Technical requirements and inspection methods for valve-regulated sealed lead-acid batteries for communication