Power supply lightning protection socket HD-D220CZA

Power supply lightning protection socket This single phase power supply lightning protection socket is designed according to IEC standard. Lightning arrester of this grade adopts the national standard universal socket, multi-shape power supply socket and built-in automatic safety device, and has invalidation indication. Technical Parameters List ： Model HD-D220CZA Nominal working voltage Un 220V Maximum continuous working voltage Uc 275V Nominal discharge current In（8/20ms） 5KA Maximum discharging current Imax（8/20ms） 10KA Voltage protection level Up ≤700V Dimension 480×50×65mm Response time Ta ≤25ns Prepositive overflowing protection 16A Fault indication Yes Protection grade IP20 Sheathing material Aluminium alloy Mode of connection Connection in series Function Filter Installation： This product is mainly used for Grade 3 lightning protection of DPS, installed to the leading end of DPS incoming line.It’s suggested the power earthing （PE）be well connected with lightning protection ground lead （suggested earth resistance ≤4Ω）