Hi Ron:
You pose a tough question that probably has as many answers
as there are jurisdictions in the USA.
Does anyone know if there are any local, county and/or state jurisdictions
that
go beyond, or are in addition to, those regulations of OSHA and/or the NEC?
Here's the URL for
The discussion on local acceptance should include the following:
1) The NRTL designation is a very limited and specialized program directly
applicable to OSHA requirements. Meeting NRTL means that a given lab meets a
very low level baseline of competence and quality. It is quite incorrect,
Hi Colin.
You wrote:
I am having difficulty finding Reed Switch manufacturers that have a
European Safety certification. ( TUV, VDE, etc. )
I don't think that I would ever use a reed switch on it's own for safety
purposes. Whenever I use one I ALWAYS use it with a fast fuse rated at
No. Amendment 1 of EN 50061 contains the right EMC requirements for
pacemakers. Similar EMC requirements have been included in EN 45502
family for other kinds of implantable medical devices.
Juan Pedro Peña
Is Argentina using IEC standards, perhaps with national deviations, or are
they using some other standards?
--
From: Tetsuya Hashimoto[SMTP:has...@a-pex.co.jp]
Reply To: Tetsuya Hashimoto
Sent: Wednesday, September 16, 1998 10:51 PM
To:
colli...@perkin-elmer.com writes:
The application I have for this switch is to provide interlock
protection to a hazardous area.
Has anyone had any experience getting UL certification (3101) using
Reed Switches without an European cert.
Are you aware
Hi all,
I have a hypothetical question about the compliance liability.
A: PC maker
B: Monitor maker
C: Customer
Suppose C got injured due to the explosion of the monitor when he was using
the computer. A purchased large volume of monitor from B. The whole PC,
including the monitor, was shipped
Hello from sunnymake that rainy Florida (we haven't seen the sun in 4
days).
We are installing a compact immunity chamber and would like to install some
type of positive interlock on the door to prevent someone from accidentally
being exposed to a high rf field. Please share with us how you
Hi Tania:
Thanks, this is very interesting (and well stated as your comments usually
are). Particularly section 90-4 and the summary document you refer to.
Let me take this opportunity to present another point for anyone who cares
to give it some thought.
The NEC and/or local electrical
My experience with power supply design treats both hot and neutral with
equal care. That is, you could reverse hot and neutral and not endanger
any characteristic of the supply.
So the conclusion is that if you ran a properly designed poweer supply
from 208 you'd have no problems.
rbus...@es.com wrote:
My company manufactures systems which incorporate power supplies from
various manufactures. Typically these supplies have ratings such as
100V-140V/200V-240V and are designed to operate on a single phase input.
Some of my customers have the US 208V 3 phase power
Hi Manning:
A long, long time ago, I discussed this with some UL
folks. I recall that the time this circuit was
developed as BEFORE grounding was implemented in the
USA. So, everything was 2-wire.
UL was testing lots of appliances, especially
refrigerators. The n switch was put in the
Hjalmar,
This document can be puurchased directly from ANSI (see below).
American National Standards Institute
1430 Broadway
New York, NY 10018
212-642-4900 tel, stds order - press 1
212-302-1286 fax
http://web.ansi.org/default_js.htm
Good luck.
Best regards,
Ron Pickard
Thank you all kindly for your response to my question ref. to oats. I will try
to contact those of you who have offered information that might assist. One
question though, how can I get a copy of ANSI C63.7:1992. Is it somewhere on
the internet, does ansi have a homepage.
Again thank
Hi, Folks -
Does anyone have any further knowledge (which they can share)
about the implications made in this article? It talks about an
anonymous email being sent from Lucent in NJ to CNBC and
Tellabs, alleging problems with test data for Ciena products. The
article says that the
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