Electric surge protector of low-voltage distribution system is design according to IEC standard.It has invalidation detection indication,standard modularization installation,changeable lightning protection module and powerful discharge capacity of lightning current.It’s appliable to the protection of buildings’ general supply system against lightning.With 35mm standard guide-way,this lightning arrester is very convenient to be maintained.It connects with the circuit in parallel and has no limit to the power of equipment fixed later.
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MODEL |
HD-D220M100A |
HD-D220M80A |
HD-D220M60A |
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Nominal working voltage Un |
220V |
220V |
220V |
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Maximum continuous working voltage Uc |
275V |
275V |
275V |
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Nominal discharge current In（8/20μs） |
50KA |
40KA |
30KA |
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Maximum discharging current Imax（8/20μs） |
100KA |
80KA |
60KA |
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Voltage protection level Up |
2.5KV |
2.3KV |
2KV |
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Response time Ta |
≤25ns |
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Operating temperature range Tup |
-40℃至+70℃ |
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Section of minimum installed conductor |
6mm2 multi-folded wire
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Protection grade |
IP20 |
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Sheathing material |
Flame retardent thermoplastic material
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Mode of connection |
Parallel connection |
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Protection mode |
4+0/3+1/2+0/1+1 |
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