反跳式电击也叫反击或跳击。当建筑物的防雷装置、电视共用天线杆、屋面消防爬梯扶手等遭到电击后,其接闪器、接地引下线及接地体都进入了工作状态,有很高的电位出现并通过。这时,如果与这些避雷设施接近的金属管道、设备或电气线路的绝缘不够时,会被击 Rebound-type shocks are also called counterattacks or jump shots. When the building’s lightning protection devices, TV shared antenna masts, roof fire-fighting ladder handrails and other electric shocks, its air receivers, ground lead down and grounding body have entered the working state, there is a high potential appear and pass. At this time, if the insulation of the metal pipes, equipment or electrical lines close to these lightning protection facilities is insufficient, it will be struck.