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Lighting Strike Protection of Electric Closet
Every electric closet of LED display screen must be installed with lightning protection
device equipment. The requirement specification should be same as shown below.
Nominal discharge current In (8/20µs)
The maximum discharge current Imax (8/20µs):40 kA
Voltage protection level:
Up in ln AC385-505V:≤1.7kV
TA ˂25ns
Lighting Strike Protection of Cabinet
Every cabinet which connect power input cable from electric closet have installed the
surge protector. So when you install the LED display screen cabinet, must finish it
according to the LED display cabinets arrangement drawing(See 8.5).
:20 kA
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