Charger (national standard) YD/T 998.2-1999 This standard refers to GB/T 11013-1996 \"Alkaline secondary batteries and battery packs-cylindrical sealed nickel rechargeable single cells\", YD/T 856-1996 \"Technical requirements and test methods for mobile communication handset power supply\" and other standards. According to the characteristics of ion power supply and the special requirements for the charging process, this standard makes specific provisions on the technical requirements, safety performance, test methods and inspection rules of ion power supply and its special charger. This standard is proposed and managed by the Telecommunications Science Research and Planning Institute of the Ministry of Posts and Telecommunications. This standard is drafted by the Post and Telecommunications Industry Standardization Institute of the Ministry of Posts and Telecommunications. The main drafters of this standard are: Duan Zhongxian, Sheng Wei, Zhao Xinxin, Gao Quansheng. Communications Industry Standard of the People\'s Republic of China Lithium-ion Power Supplies and Chargers for Mobile Communication Handheld Devices Chargers L i t h i u m - i o n b a t e r y a n d c h a r g e r f o r c e l l u l a r p h o n e s C h a r g e r Y D / T 9 9 8 . 2 - 1 9 9 9 Scope This standard specifies the technical requirements, test methods, inspection rules and marking, packaging, storage and transportation of lithium-ion power supplies and chargers for mobile communication handheld devices. This standard applies to special chargers for lithium-ion power supplies for mobile communication handheld devices. Other chargers for charging lithium-ion power supplies can also be used for reference. 2 Referenced standards The provisions contained in the following standards constitute the provisions of this standard through reference in the standards. When this standard is published, the versions shown are valid. All standards will be revised, and parties using this standard should explore the possibility of using the latest version of the following standards. GB 2423.1-89 Basic environmental test procedures for electrical and electronic products Test...
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