Re: What does 30 kA mean?

From	Brian Gregory <void-invalid-dead-dontuse@email.invalid>
Newsgroups	sci.electronics.repair
Subject	Re: What does 30 kA mean?
Date	2026-02-27 03:25 +0000
Organization	https://www.Brian-Gregory.me.uk/
Message-ID	<n0ch4cFlt2sU1@mid.individual.net> (permalink)
References	<8jejpkh7ukoabt16f2dik5aj2r98l06nva@4ax.com> <0kb*-zNzA@news.chiark.greenend.org.uk> <n00pltFpsq8U1@mid.individual.net> <1rqy7a2.1v20rqi1rjiwsgN%liz@poppyrecords.invalid.invalid>

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On 22/02/2026 19:59, Liz Tuddenham wrote:
> Brian Gregory <void-invalid-dead-dontuse@email.invalid> wrote:
>> With all good safely made brands of HRC fuse it means the fuse should
>> stay intact if the peak current is under 30kA, and exceeding 30kA is
>> likely to cause the fuse to explode and potentially damage other parts
>> of the equipment it is a part of.
> 
> ...like the venetian blind slats on the other side of the room (yes, it
> happened to me whlst testing equipment with the covers removed).

Ouch!

-- 
Brian Gregory (in England).

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What does 30 kA mean? micky <NONONOmisc07@fmguy.com> - 2026-02-21 09:07 -0500
  Re: What does 30 kA mean? Theo <theom+news@chiark.greenend.org.uk> - 2026-02-21 16:14 +0000
    Re: What does 30 kA mean? micky <NONONOmisc07@fmguy.com> - 2026-02-22 09:16 -0500
    Re: What does 30 kA mean? Brian Gregory <void-invalid-dead-dontuse@email.invalid> - 2026-02-22 16:37 +0000
      Re: What does 30 kA mean? liz@poppyrecords.invalid.invalid (Liz Tuddenham) - 2026-02-22 19:59 +0000
        Re: What does 30 kA mean? Brian Gregory <void-invalid-dead-dontuse@email.invalid> - 2026-02-27 03:25 +0000
          Re: What does 30 kA mean? liz@poppyrecords.invalid.invalid (Liz Tuddenham) - 2026-02-27 09:25 +0000
            Re: What does 30 kA mean? wmartin <wwm@wwmartin.net> - 2026-02-27 13:47 -0800
              Re: What does 30 kA mean? liz@poppyrecords.invalid.invalid (Liz Tuddenham) - 2026-02-27 22:25 +0000
                Re: What does 30 kA mean? wmartin <wwm@wwmartin.net> - 2026-02-27 22:15 -0800
  Re: What does 30 kA mean? Jeff Liebermann <jeffl@cruzio.com> - 2026-02-22 11:25 -0800
    Re: What does 30 kA mean? Jeff Liebermann <jeffl@cruzio.com> - 2026-02-22 11:31 -0800

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