It is always my desire to provide products that are CE Marked for Europe and
NRTL listed for North America. That said, I continue to find products delivered
for our own production environment that carry no safety marking that I can
identify. I have discussed this concern with other engineers
A simple generic answer would not be practical for most cases. Depends on
intended end user and intended end use. For EMC, see 47CFR, Ch I, Subch A,
Pt2, Subpt K (specifically ยง2.1204)for import of stuff. For U.S. safety of
products in the workplace, see 29CFR1910.
Many, perhaps most, design
Hi All,
A number of you have attended my web presentation on ESD/EFT
internally generated in system power supplies. As little as 500 V of
applied ESD or EFT is able to break down the supply in both
polarities for only one applied polarity. I have posted on this
Re Trust but verify: President Ronald Reagan was using an old Russian
proverb, in speaking to Soviet President Mikhail Gorbachev about an arms
control treaty . Although it was a very old adage, Reagan quoted the
phrase in Russian to Gorbachev, to underline his meaning. In spoken
Russian, the
In my research I have found only OSHA covers safety compliance regulations
nationally in the US. And OSHA enforces their regulations on the employer not
the manufacturer. Of course FCC requires compliance for EMC in the US but
that can be self-certified. OSHA 29CFR1910 defines many things
Trust but verify., wasn't that the same guy who tried to teach morals to a
chimp in Bedtime for Bonzo?
-Dave
From: Doug Smith [mailto:d...@emcesd.com]
Sent: Sunday, December 14, 2014 6:49 PM
To: EMC-PSTC@LISTSERV.IEEE.ORG
Subject: [PSES] Brick power supplies and test errors (two topics)
Hi All,
Hi Rick,
I work in the office that administer's OSHA's NRTL Program, so my answer
will be focused exclusively on product safety of equipment intended for use
in a U.S. workplace.
OSHA only has regulatory authority over employers, so from OSHA's
perspective, you as an equipment manufacturer have
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