UL 2054 STANDARD FOR SAFETY Household and Commercial Batteries

UL 2054 STANDARD FOR SAFETY Household and Commercial Batteries 1 Scope 1.1These requirements cover portable primary (nonrechargeable) and secondary(rechargeable)batteries for use as power sources in products. These batteries consist of either a single electrochemicalcell or two or more cells connected in series, parallel, or both, that convert chemical energy into electricalenergy by chemical reaction. 1.2 These requirements are intended to reduce the risk of fire or explosion when batteries are used in aproduct.The proper use of these batteries in a particular application is dependent on their use in acomplete product that complies with the requirements applicable to such a product. 1.3These requirements are intended to cover batteries for general use and do not include thecombination of the battery and the host product which are covered by requirements in the host productstandard. 1.4 These requirements are also intended to reduce the risk of injury to persons due to fire or explosionwhen batteries are removed from a product to be transported, stored, or discarded. 1.5 These requirements do not cover the toxicity risk that results from the ingestion of a battery or itscontents，nor the risk of injury to persons that occurs if a battery is cut open to provide access to itscontents. 2Units of Measurement 2.1 Values stated without parentheses are the requirement. Values in parentheses are explanatory orapproximate information. 3 Components 3.1 A component of a product covered by this Standard shall: a) Comply with the requirements for that component as specified in this Standard; b)Be used in accordance with its rating(s) established for the intended conditions of use; and c)Be used within its established use limitations or conditions of acceptability. 3.2 A component of a product covered by this Standard is not required to comply with a specificcomponent requirement that: