power supply lightning protection socket
This single-phase power supply lightning protection socket is design according to IEC standard.Lightning arrester of this grade adopts the national standard universal socket, Multi-shape power supply socket and built-in automatic protection device, with invalidation indication.
|
MODEL |
HD-D220CZ |
|
Nominal working voltage Un |
220V |
|
Maximum continuous working voltage Uc |
275V |
|
Nominal discharge current In （8/20μs） |
5KA |
|
Maximum discharging current Imax（8/20μs） |
10KA |
|
Voltage protection level Up |
≤700V |
|
External dimension |
230*160*42mm |
|
Response time Ta |
≤25ns |
|
Protection grade |
IP20 |
|
Sheathing material |
Flame retardant thermoplastic material |
|
Mode of connection |
Series |
Installation：
This product is mainly used for Grade 3 lightning protection of DPS，installed to the leading end of DPS incoming feeder.It’s suggested the power earthing （PE）be well connected with lightning protection ground lead （suggested earth resistance ≤4Ω）