From above calculating : the longer span of supports , the less load of cable tray . customers select not only the span of cable tray , but also to pay attention the load of cable tray .
From above calculating : the longer span of supports , the less load of cable tray . customers select not only the span of cable tray , but also to pay attention the load of cable tray .
可见，支吊架跨距越大，托盘、梯架的承载能力越小，用户和设计单位在选用时一定要注意，不要仅着重选择桥架的跨度而忽视了桥架的承载计算。