Hi, Phil. I know you asked for a test equipment supplier, but I didn't really understand the description of the kit you are looking for, so I wondered if the standards specify a different way of measuring or assessing touch and grasp currents. How would a current clamp be used? Put on an arm or a leg? You might well not find one with that bandwidth.

On 2025-07-04 11:51, Agar, Philip (Leonardo, UK) wrote:

Graph should indeed read grasp.  Funny how often that kind of thing slips through.

*From:*John Woodgate <[email protected]>
*Sent:* 04 July 2025 11:45
*To:* [email protected]
*Subject:* Re: [PSES] Non-Ionising Radiation Touch Current Measurement

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Have you looked at the IEC TC106 standards, listed at:

https://iec.ch/dyn/www/f?p=103:22:17330981255998::::FSP_ORG_ID,FSP_LANG_ID:1303,25

IEC TR63167 may be particularly relevant. I don't know what you mean by 'graph currents'. Should that be 'grasp currents'?

On 2025-07-04 11:25, Agar, Philip (Leonardo, UK) wrote:

    Any one know what kind of instrumentation is available for
    measuring touch and graph currents as part of non-ionising
    radiation hazard assessments?

    I was hoping to find a large current clamp that could be worn, for
    example, with an operating frequency range 1 MHz to 110 MHz but
    not having any luck with my regular go-to hire outlets, nor from
    online searching.  Maybe that’s not how it’s done these days?

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