Re: [PSES] Min size of double insulation symbol relaxed

2017-06-02 Thread Ted Eckert
nt: Friday, June 2, 2017 8:02 AM To: EMC-PSTC@LISTSERV.IEEE.ORG Subject: Re: [PSES] Min size of double insulation symbol relaxed I believe UL adds 'Special National Conditions' or something to the IEC standards it adopts, just as Europe adds 'Common Modifications'. With best wishes DESIGN IT IN!

Re: [PSES] Min size of double insulation symbol relaxed

2017-06-02 Thread John Woodgate
. -Original Message- From: Scott Xe [mailto:scott...@gmail.com] Sent: 02 June 2017 15:17 To: John Woodgate <jmw1...@btinternet.com>; EMC-PSTC@LISTSERV.IEEE.ORG Subject: Re: [PSES] Min size of double insulation symbol relaxed Hi John, No, I did not. As far as I remember, UL adopts/harmonis

Re: [PSES] Min size of double insulation symbol relaxed

2017-06-02 Thread Scott Xe
aeternum manent. -Original Message- From: Scott Xe [mailto:scott...@gmail.com] Sent: 01 June 2017 17:19 To: EMC-PSTC@LISTSERV.IEEE.ORG Subject: Re: [PSES] Min size of double insulation symbol relaxed Hi Peter, Thanks for your advice! I read the previous 60056

Re: [PSES] Min size of double insulation symbol relaxed

2017-06-02 Thread Scott Xe
E.ORG> Subject: RE: [PSES] Min size of double insulation symbol relaxed Hello Scott, I believe that there are some product specific standards with the dimensional requirement you mention. IEC 61347-2-13:2009 Annex I section I.4 includes the text you reference. However, this only appli

Re: [PSES] Min size of double insulation symbol relaxed

2017-06-01 Thread John Woodgate
...@gmail.com] Sent: 01 June 2017 17:19 To: EMC-PSTC@LISTSERV.IEEE.ORG Subject: Re: [PSES] Min size of double insulation symbol relaxed Hi Peter, Thanks for your advice! I read the previous 60056/60950-1/60335-1 standards back to 199x and still could not trace the following requirements. The dimensions

Re: [PSES] Min size of double insulation symbol relaxed

2017-06-01 Thread Ted Eckert
n size of double insulation symbol relaxed Hi Peter, Thanks for your advice! I read the previous 60056/60950-1/60335-1 standards back to 199x and still could not trace the following requirements. The dimensions of the symbol for Class II construction shall be such that the length of the

Re: [PSES] Min size of double insulation symbol relaxed

2017-06-01 Thread Scott Xe
Hi Peter, Thanks for your advice! I read the previous 60056/60950-1/60335-1 standards back to 199x and still could not trace the following requirements. The dimensions of the symbol for Class II construction shall be such that the length of the sides of the outer square is about twice the

Re: [PSES] Min size of double insulation symbol relaxed

2017-05-31 Thread Peter Tarver
Scott - The CE mark size is mentioned in RED, but not the double insulation symbol. The LVD implicitly defers to the CE Marking Directive for size. IEC 60417 doesn't have a symbol size for Symbol 5172. You might need to refer to the standard used for the product bearing the Symbol 5172 for the

[PSES] Min size of double insulation symbol relaxed

2017-05-31 Thread Scott Xe
Is the minimum size of 5 mm relaxed to the legible reading in LVD and RED? Where and when does it introduce? Thanks and regards, Scott - This message is from the IEEE Product Safety Engineering Society emc-pstc discussion