...@ieee.org';
EMC-PSTC@LISTSERV.IEEE.ORG<mailto:EMC-PSTC@LISTSERV.IEEE.ORG>
Subject: RE: [PSES] Ethernet spacing and product insulation
Actually there is quite a bit out there on this subject, the problem is it is
all scattered and changing and much makes no sense.
1.)There is a UL PAG an
@randolph-telecom.com
>
> http://www.randolph-telecom.com
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>
>
> *From:* Curtis McNamara [mailto:mcnam...@umn.edu]
> *Sent:* Monday, July 03, 2017 6:11 PM
> *To:* EMC-PSTC@LISTSERV.IEEE.ORG
> *Subject:* [PSES] Ethernet spacing and product insulation
>
>
>
> I am doing a
lph-telecom.com> j...@randolph-telecom.com
<http://www.randolph-telecom.com> http://www.randolph-telecom.com
From: Curtis McNamara [mailto:mcnam...@umn.edu]
Sent: Monday, July 03, 2017 6:11 PM
To: EMC-PSTC@LISTSERV.IEEE.ORG
Subject: [PSES] Ethernet spacing and product insulation
I am
Hi Curt:
This is the second such question that I have received today!
POE is 44-57 volts d.c.
IEC 60950-1 and IEC 62368-1 have no requirements for d.c. voltages below
60. Class III equipment. Think battery-operated mouse or keyboard, or
any USB-powered device.
However, most NRTLs would
Opinions Only
<http://www.jmwa.demon.co.uk/> www.jmwa.demon.co.uk J M Woodgate and
Associates Rayleigh England
Sylvae in aeternum manent.
From: Curtis McNamara [mailto:mcnam...@umn.edu]
Sent: 03 July 2017 23:11
To: EMC-PSTC@LISTSERV.IEEE.ORG
Subject: [PSES] Ethernet spacing and product insu
I am doing a pre-check on a product with Power Over Ethernet. The PCB
doesn't appear to have sufficient spacing (creepage and clearance) between
the incoming TX/RX circuitry and the isolated circuitry on the product side
of the transformer.
However, it comes with an integral plastic mounting
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