Thank you for pointing to IEC 62911 standard.
Chuck
From: Boštjan Glavič
Sent: Tuesday, January 16, 2024 11:35 PM
To: Chuck August-McDowell ; EMC-PSTC@LISTSERV.IEEE.ORG
Subject: RE: [PSES] Products requiring dielectric voltage withstand test on
RJ45 and XLR sockets
[THIS EMAIL IS FROM AN
I'm working with a new lab and new product using IEC 62368-1 3rd Ed.
they are asking the company to perform production line test dielectric voltage
withstand test of 3600 Vp or DC 1 to 4 seconds on Ethernet port connector RJ45
and Pro Audio XLR connector sockets?
"Between primary to other accessi
Hi Steve,
I think you meant UL 1007 Style wire and VW-1 flammability testing.
This is common in USA, Most UL 1007 Style wire is duel rated to Style 1569 also.
The UL standard for Appliance Wiring Material (AWM) is UL 758.
“UL Standard 758 Appliance Wiring Materials was developed to
consolidate ge
Yes, I have had China Customs open a shipment of 10 powered speakers and find
one power cord was not from an approved manufacture on our critical components
list.
We were short one cord set so I had used an engineering sample… Had right plug
and cordage, just not on our products components list.
Hi Brian,
I subscribe to ANSI Standards Action.
Standards Action is ANSI's free weekly publication covering current standards
development activities in the U.S. and internationally.
https://www.ansi.org/resource-center/standards-action
Chuck in Berkeley
From: Scott Aldous <0220f70c299a-dmar
Friday’s attempt at humor…
So how about using the text generator ChatGPT to write the standard draft?
Chuck in Berkeley
From: Vincent Lee <08e6c8d35910-dmarc-requ...@listserv.ieee.org>
Sent: Thursday, June 8, 2023 7:05 PM
To: EMC-PSTC@LISTSERV.IEEE.ORG
Subject: Re: [PSES] Looking for AI or m
Hi,
I have inherited a LISN rated for 120V~ could I run at 230V~ for pretesting?
Thank you for help on this question.
Chuck in Berkeley
NOTICE: This email may contain confidential information. Please see
https://meyersound.com/legal/#email-policy for our complete policy.
-
-
We are going to print on the EU DoC page other side…
2-sided printing to save paper.
One part number to save labor.
From: MIKE SHERMAN
Sent: Wednesday, March 1, 2023 12:18 PM
To: EMC-PSTC@LISTSERV.IEEE.ORG
Subject: Re: [PSES] EU and UK DoC
[THIS EMAIL IS FROM AN EXTERNAL SENDER]
Yes, that is
Hi,
Happy Holiday's everyone.
I'm writing for an opinion or comment on whether a one to two cubic foot square
box made of one-half inch thickness hardwood plywood will pass the UL 2043 Fire
Test for Heat and Visible Smoke Release for Discrete Products and Their
Accessories Installed in Air-Han
Hi,
General question on NOM Mexico safety mark.
I seem to be in annual renewal programs with three different labs,
Does anyone know of a longer than one year NOM registration program?
Our product are mostly certified under NOM-001-SOFI-2018.
Samples and fees are required.
Possible use of CB base
Excellent, Thank you.
Chuck August-McDowell
Meyer Sound Laboratories Inc.
2832 San Pablo Ave.
Berkeley, CA 94702-2204
Phone 510-486-1166 Ext. 270
Fax 510-486-8356
chu...@meyersound.com
From: Greg McClure
Sent: Wednesday, August 4, 2021 7:52 AM
To: Chuck August-McDowell ; EMC-PSTC
ample between United Kingdom, Saudi Arabia, Singapore?
Thank you in advance,
Chuck August-McDowell
From: Greg McClure
Sent: Thursday, July 22, 2021 8:16 AM
To: EMC-PSTC@LISTSERV.IEEE.ORG
Subject: Re: [PSES] Multiple Power cord-sets bundled with product
[EXTERNAL EMAIL]
In our experience:
Arge
:7000:3500
Respectfully,
Chuck August-McDowell
From: Pete Perkins <0061f3f32d0c-dmarc-requ...@listserv.ieee.org>
Sent: Friday, May 14, 2021 10:51 AM
To: EMC-PSTC@LISTSERV.IEEE.ORG
Subject: Re: [PSES] EU DoC on Thumb Drive?
[EXTERNAL EMAIL]
Brian,This is another method that needs to b
or published technical procedure to correctly
perform "Surface Resistance Testing."
Thank you in advance for reply's.
Chuck August-McDowell
NOTICE: This email may contain confidential information. Please see
https://meyersound.com/legal/#email-ms for our
Greetings,
Would any list member have a comment on a test requirement for Grille Cloth in
UL/IEC/EN 62368-1 ?
My word search finds no mention of "Grille Cloth"
In the past UL 60065 wanted a tablet test performed on cloth.
"Grille covering material, cloth, and reticulated foam"
The part is to be
r using 60950-22
at current editions, which the 2005 edition did not require a dust test, but
new (required) 2nd edition requires a dust test, where as 60065 required only
IPX4 testing.
Let the testing begin!
Respectfully,
Chuck August-McDowell
From: Charles Jackson
Sent: Wednesday, September 16,
Dear Michael Loerzer,
I agree with this comment in general "increasing problems (e. g. EN IEC
62368-1:2020+A11:2020 3rd edition)."
Could you expound on "increasing problems (e. g. EN IEC 62368-1:2020+A11:2020
3rd edition)."
Respectfully,
Chuck McDowell
From: itl-emc user group
Sent: Saturda
I think an example of the field inspection/label program not part of OSHA's
NRTL program would be the City of Los Angles Department of Building and Safety.
http://www.ladbs.org/services/core-services/plan-check-permit/product-approval/electrical-test-lab
Note, I did not confirm they are not also
So for commercial audio
EN 55103-1 was replaced by EN 55032 Emissions
Date of cessation of presumption of conformity of superseded standard 05/03/2017
EN 55103-2 was/will be replaced by EN 55035 Immunity
Date of cessation of presumption of conformity of superseded standard ??
>From the web via G
Article 14 is interesting.
Powers and duties of market surveillance authorities
3. The powers conferred on market surveillance authorities under paragraph 1
shall include the following powers as a minimum:
(o) powers to carry out, without prior announcement, on-site inspections and
physical check
Greetings from Berkeley,
I am writing today with a question on CB Test Certificates and additional
testing to IEC 60529 being noted.
My reference document is downloaded from the IECEE web site.
Document
IECEE OPERATIONAL DOCUMENT, CB Scheme Test Certificates
IECEE OD-2037:2016 (c) IEC 2016
File n
Hi Doug,
GB/T 8624-2012
Equals to;
Classification for burning behavior of building materials and products
Adopted International Standard No. EN 13501-1:2007
Hope that helps…
Chuck McDowell
Compliance Specialist
Meyer Sound Laboratories Inc.
Direct: 510-540-4670
From: Doug Powell [mailto:doug..
910234 BS EN 62368-1:2014
ISBN 9782832214053 IEC 62368-1 Edition 2.0 2014-02
ISBN 9782889106844 IEC 62368-1 Edition 1.0 2010-01
ISBN 97811554364159 CSA C22.2 NO. 60950-1B-07
Brian
From: Chuck August-McDowell [mailto:chu...@meyersound.com]
Sent: Friday, June 23, 2017 4:47 PM
To: EMC-PSTC@LISTSERV.IE
Greetings from Berkeley,
My company is being asked to add BIS accreditation to “component” power
supplies.
I am unable to find a reference to this inclusion in the India Gazette, but did
find the opposite at the FAQ here; http://meity.gov.in/esdm/standards
“The Compulsory Registration Order app
Greetings form Berkeley,
Does using the International Standard Book Number (ISBN) 13 digit code work to
organize your standard's collection?
Thank you in advance for comments,
Mr. Chuck McDowell
Compliance Specialist
Meyer Sound Laboratories Inc.
-
-
Thank you for the reply's
Chuck McDowell
Compliance Specialist
Meyer Sound Laboratories Inc.
Direct: 510-540-4670
From: Chuck August-McDowell [mailto:chu...@meyersound.com]
Sent: Wednesday, March 08, 2017 1:49 PM
To: EMC-PSTC@LISTSERV.IEEE.ORG
Subject: [PSES] EN 62368-3:2017-02-15 power l
Greetings from Berkeley,
I am curious to know the power limits described in the draft standard EN
62368-3:2017-02-15.
Titled; Audio/video, information and communication technology equipment -
Safety -- Part 3: DC power transfer through communication cables or ports
Any information would be helpf
Greetings from Berkeley,
I am curious to know the power limits described in the draft standard EN
62368-3:2017-02-15.
Titled; Audio/video, information and communication technology equipment -
Safety -- Part 3: DC power transfer through communication cables or ports
Any information would be helpf
Possibly in EN 54 Series.
Part 3: Fire alarm devices — Sounders
See BS 5839 Series. BS 5839-1 or -8.
code 21.1b recommends 5dB. 10dB in noise environments (see 22.1.10).
Chuck McDowell
Compliance Specialist
Meyer Sound Laboratories Inc.
Direct: 510-540-4670
From: Doug Powell [mailto:doug...@gmai
is there any other regulatory requirements/standards for an ITE kiosk to be
installed in the airport terminals…
How about a NRTL Listed mark?
Chuck McDowell
Compliance Specialist
Meyer Sound Laboratories Inc.
Direct: 510-540-4670
From: John Allen [mailto:john_e_al...@blueyonder.co.uk]
Sent: Wed
You might try the EU rapex database of products with removal / recalled from
market (do not meet Directive requirements).
http://ec.europa.eu/consumers/consumers_safety/safety_products/rapex/alerts/main/?event=main.search#
Chuck McDowell
Compliance Specialist
Meyer Sound Laboratories Inc.
Direct:
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