rotection against electric shocks;Ratings;Safety;Safety engineering;Safety requirements;Specification (approval);Strength of materials;Testing;Tools【摘要】: Proposed revisions to align with IEC Amendment No. 1 for IEC 60745-2-6 dated January, 2006. The proposed changes include: (a) Clause 20.3 - Addition to the existing replacement to specify mechanical strength requirements for hammers up to 10 kg, and (b) Clause 21 - Modification of existing text to specify requirements for switch lock-on devices for percussion and rotary hammers.【中国标准分类号】: K64【国际标准分类号】: 25_140_20【页数】: 【正文语种】: 英语 | 欢迎光临 世界资料网论坛 (http://bbs.infoeach.com/) | Powered by Discuz! X2.5 |