Lightning Arrester Take YH5WS Lightning ArresterPicturesArrester with Disconnectortake YH5WS—17/50 for exampleY----Metal oxide lightning rodH---- Organic compound coat5----- nominal discharge current(KA)W----gapless,C--channeling AllianceS-----S (power) distribution, Z--- power station , D-- Motor type , R--Furnace Type, L--Explosion-proof secession type17---Lightning arrester rated voltage(KV)50 ...