3月3日凌晨，广州地铁18号线时速160公里电客车在（区间）进行首次热滑试验，以对该线地铁供电、信号、通信、线路、机电等系统设备进行全面检测。
据悉，热滑是指在地铁接触网带电情况下，由该线路实际运营的电力客车的受电弓、集电靴从接触网直接取电，自行驱动，完成启动、牵引、制动等全部运行。
据了解，广州地铁18号线连接 广州市中心城区与南沙自贸区，是大湾区重点基础设施建设项目，设计最高时速 160公里，是目前在建全国最快地铁线。
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