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Posted: 2025-10-21 02:10 PM
Hi all,
I'm using this switch disconnector
and the Icw assigned with it is snipped below
Can someone shed light on why / how does it have Icw = 50KA at different durations? and which one should I use for calcs
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Posted: 2025-10-22 01:11 AM
hello @MoBawy
All depends about the triping time seting you select for associate breakers.
As I know generaly for IEC 61439 certification generaly it's time at 1s witch are requested but it depends about customer specification...
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