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Are there any updates with this situation?<br>
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<div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>From:</b> Chad Bailey <cbailey@jlab.org><br>
<b>Sent:</b> Thursday, February 23, 2023 1:28 PM<br>
<b>To:</b> Amrit Yegneswaran <yeg@jlab.org>; Mindy Leffel <leffel@jlab.org>; Mark Jones <jones@jlab.org>; Bogdan Wojtsekhowski <bogdanw@jlab.org>; Brian Eng <beng@jlab.org><br>
<b>Cc:</b> mayilyan@jlab.org <mayilyan@jlab.org>; dsg-halla_expt@jlab.org <dsg-halla_expt@jlab.org>; Patrizia Rossi <rossi@jlab.org><br>
<b>Subject:</b> RE: GEp HV patch panels</font>
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<p class="x_MsoNormal">Hey all, thanks for plugging me in. </p>
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<p class="x_MsoNormal">We have no issue with doing a secondary review to ensure that we don’t have any concerns. I may get one of our staff electrical engineers to reach out and provide their thoughts.
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<p class="x_MsoNormal">I’m heading to another meeting now, so I’ll see how we can support once I get wrapped up.
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<p class="x_MsoNormal"><b>From:</b> Amrit Yegneswaran <yeg@jlab.org> <br>
<b>Sent:</b> Thursday, February 23, 2023 1:24 PM<br>
<b>To:</b> Mindy Leffel <leffel@jlab.org>; Mark Jones <jones@jlab.org>; Bogdan Wojtsekhowski <bogdanw@jlab.org>; Chad Bailey <cbailey@jlab.org>; Brian Eng <beng@jlab.org><br>
<b>Cc:</b> mayilyan@jlab.org; dsg-halla_expt@jlab.org; Patrizia Rossi <rossi@jlab.org><br>
<b>Subject:</b> Re: GEp HV patch panels</p>
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<p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">good catch mindy, marc, tyler, brian</span></p>
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<p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">we don't want to assemble that which doesn't comply with electrical safety regulations</span></p>
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<p class="x_MsoNormal"><b><span style="color:black">From:</span></b><span style="color:black"> Dsg-halla_expt <<a href="mailto:dsg-halla_expt-bounces@jlab.org">dsg-halla_expt-bounces@jlab.org</a>> on behalf of Brian Eng via Dsg-halla_expt <<a href="mailto:dsg-halla_expt@jlab.org">dsg-halla_expt@jlab.org</a>><br>
<b>Sent:</b> Thursday, February 23, 2023 1:19 PM<br>
<b>To:</b> Mindy Leffel <<a href="mailto:leffel@jlab.org">leffel@jlab.org</a>>; Mark Jones <<a href="mailto:jones@jlab.org">jones@jlab.org</a>>; Bogdan Wojtsekhowski <<a href="mailto:bogdanw@jlab.org">bogdanw@jlab.org</a>>; Chad Bailey <<a href="mailto:cbailey@jlab.org">cbailey@jlab.org</a>><br>
<b>Cc:</b> <a href="mailto:mayilyan@jlab.org">mayilyan@jlab.org</a> <<a href="mailto:mayilyan@jlab.org">mayilyan@jlab.org</a>>;
<a href="mailto:dsg-halla_expt@jlab.org">dsg-halla_expt@jlab.org</a> <<a href="mailto:dsg-halla_expt@jlab.org">dsg-halla_expt@jlab.org</a>><br>
<b>Subject:</b> Re: [Dsg-halla_expt] GEp HV patch panels</span> </p>
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<p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">Hi Bogdan,</span></p>
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<p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">Has anyone from safety looked at these? The connectors have some specifications that are lower than 2 kV.</span></p>
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<p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black"> </span></p>
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<p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">Fisher <span class="x_xcontentpasted0"><span style="background:white">D 107 Z051</span></span></span></p>
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<p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">Smiths Interconnect D01EEB306FSTAH</span></p>
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<p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black"> </span></p>
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<p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">I'm not sure on the cable (it just has generic markings), but that would need to be checked as well.</span></p>
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<p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black"> </span></p>
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<p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">I've CC'd Chad as he is the electrical SME.</span></p>
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<p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black"> </span></p>
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<p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">Before Mindy can even start assembling these we would need to know they're okay to be used. There's also a question on parts availability, but that can be addressed
later.</span></p>
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<p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black"> </span></p>
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<p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">Thanks</span></p>
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<p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">Brian</span></p>
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<p class="x_MsoNormal"><b><span style="color:black">From:</span></b><span style="color:black"> Dsg-internal <<a href="mailto:dsg-internal-bounces@jlab.org">dsg-internal-bounces@jlab.org</a>> on behalf of Bogdan Wojtsekhowski via Dsg-internal <<a href="mailto:dsg-internal@jlab.org">dsg-internal@jlab.org</a>><br>
<b>Sent:</b> Thursday, February 23, 2023 10:35 AM<br>
<b>To:</b> Mindy Leffel <<a href="mailto:leffel@jlab.org">leffel@jlab.org</a>>; Mark Jones <<a href="mailto:jones@jlab.org">jones@jlab.org</a>><br>
<b>Cc:</b> <a href="mailto:mayilyan@jlab.org">mayilyan@jlab.org</a> <<a href="mailto:mayilyan@jlab.org">mayilyan@jlab.org</a>>;
<a href="mailto:shahinya@jlab.org">shahinya@jlab.org</a> <<a href="mailto:shahinya@jlab.org">shahinya@jlab.org</a>>; dsg-internal <<a href="mailto:dsg-internal@jlab.org">dsg-internal@jlab.org</a>><br>
<b>Subject:</b> Re: [Dsg-internal] GEp HV patch panels</span> </p>
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<p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">High voltage supply for the ECAL calorimeter. Max voltage is 2000 Volts.</span></p>
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<p class="x_MsoNormal"><b><span style="color:black">From:</span></b><span style="color:black"> Mindy Leffel <<a href="mailto:leffel@jlab.org">leffel@jlab.org</a>><br>
<b>Sent:</b> Thursday, February 23, 2023 10:26 AM<br>
<b>To:</b> Mark Jones <<a href="mailto:jones@jlab.org">jones@jlab.org</a>><br>
<b>Cc:</b> Bogdan Wojtsekhowski <<a href="mailto:bogdanw@jlab.org">bogdanw@jlab.org</a>>;
<a href="mailto:mayilyan@jlab.org">mayilyan@jlab.org</a> <<a href="mailto:mayilyan@jlab.org">mayilyan@jlab.org</a>>;
<a href="mailto:shahinya@jlab.org">shahinya@jlab.org</a> <<a href="mailto:shahinya@jlab.org">shahinya@jlab.org</a>>; dsg-internal <<a href="mailto:dsg-internal@jlab.org">dsg-internal@jlab.org</a>><br>
<b>Subject:</b> GEp HV patch panels</span> </p>
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<p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">Hi Mark,</span></p>
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<p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black"> </span></p>
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<p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">I would like to get some additional information about the patch panel boxes. Could you please provide the purpose of the boxes and what is the maximum voltage they will
receive?</span></p>
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<p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black"> </span></p>
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<p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">Thanks,</span></p>
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<p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black"> </span></p>
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<p class="x_MsoNormal" style="background:white"><span style="font-size:12.0pt; color:black">Mindy</span></p>
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