本机适用于工厂、仓库建筑物轨面到屋架下弦高度≤500mm的场所。小车采用配套电动葫芦。结构灵活，运行安全可靠。如跨度有特殊要求，我公司可非标设计制造。          This crane is applicable in factories and warehouses where the height from the rail surface to the lower edge of the truss is equal to or shorter than 500mm．The trolley is equipped with a specific electric hoist that features flexible structure and reliable and safe operation．If clients have special requirements on the span，our company is able to carry out design and production of non-standard equipment． 注：1．起重机质量包括电动葫芦质量。       2．***大轮压、***小轮压指一组车轮轮压。       3．一组轮压为四个车轮，一个车轮轮压为一组车轮轮压四分之一。       4．Gn=2t 3m≤S≤7.5m Gn=1t S≤12m Gn=0.5t S≤16m其主要结构为工字钢，槽钢组合型式.