Over the years the accumulated knowledge in the industry has resulted in the adoption of the 8 x 20 microsecond current waveshape, as being representative or a lightning transient entering a building.

• 多年来，随着行业内知识的积累，导致了使用8x20微秒电流波形，作为建筑物入口端瞬态雷电电涌的代表。