请注意:此版本的所有临时修订版将在您购买时提供。范围1。1这些要求适用于使用链条、钢丝绳或纤维绳进行材料起重作业的架空式起重机。它们拟悬挂在固定构件上，可能包括用于移动的手推车。1.2根据国家电气规范NFPA 70.1.3，本标准涵盖在非危险环境场所使用的额定电压为1000伏或以下的电动葫芦。本标准涵盖气动葫芦。1.4这些要求不包括:a）与钢丝绳悬挂的脚手架一起使用的手动和电动便携式起重机；b） 载人起重机；c） 手动链式起重机；ord）悬挂起重机的固定构件或小车。

Please note: All interim revisions for this edition available at time of your purchase will be included.Scope1.1 These requirements cover hoists of the overhead type intended for material lifting service using either chain, wire rope, or fibre kernmantle rope. They are intended to be suspended from a fixed member and may include trolleys for mobility.1.2 This standard covers electrically powered hoists rated 1000 volts or less to be employed in nonhazardous environmental locations in accordance with the National Electrical Code, NFPA 70.1.3 This standard covers pneumatically powered hoists.1.4 These requirements do not cover:a) Manual and power-operated type portable hoists intended for use with scaffolds suspended by wire ropes;b) Hoists for transporting people;c) Manual operated chain hoists; ord) The fixed member or trolley that suspends the hoist.