结构形式：由起升机构、双主梁、端梁、电控系统等组成，高度矮，尺寸小，自重轻，轮压小；
驱动装置：鼠笼式电机(60%ED)+硬齿面减速机(HRC60)+自调盘式制动器，免维护；
操作模式：有线地操（IP65，寿命50万次）、无线遥控、驾驶室（太空舱设计，美观、新颖，可选配冷暖空调）； 　 　 　 　
防护等级IP55，F级绝缘，高强镀锌钢丝绳，大小车变频调速，运行平稳，防摇优化设计；

QD Double Girder Overhead Crane

New standard QD Double-girder Electric Crane is the renwed product of "QD",which is an intelligent crane.Its structure is much more reasonable and its assembly and property is much superior.Lifting capacity is 5t-500t(Gn),and the span is 10.5m-35m.and working system is A3 or A5 or A6 or A7.and ambient temperature no more than 40℃(Note the high temperature