T/ZZB 2859-2022 Lithium-ion electric impact wrench
T/ZZB 2859-2022 Lithium-ion electric impact wrench
Basic Information
Scope
Main technical content: This document specifies the terms and definitions, types and basic parameters, basic requirements, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage, and quality commitments of lithium-ion electric wrenches. This document is applicable to electric impact wrenches powered by lithium-ion batteries under general environmental conditions (hereinafter referred to as "lithium-ion wrenches"). This document is not applicable to fixed-torque and fixed-torque-fixed-angle electric wrenches, multi-head combination electric wrenches, and other special electric wrenches for installing and disassembling special threaded parts (such as ratchet electric wrenches and shearing electric wrenches).