Re: [PSES] Ball pressure test of thermoplastic parts

2016-08-25 Thread John Woodgate
C-PSTC@LISTSERV.IEEE.ORG Subject: Re: [PSES] Ball pressure test of thermoplastic parts Kristiaan – Most of the responses agree with my understanding. I will add that my recollection of the origins of the test in 60950 was related to electrical connections under compressive loading where the compr

Re: [PSES] Ball pressure test of thermoplastic parts

2016-08-25 Thread Peter Tarver
Kristiaan – Most of the responses agree with my understanding. I will add that my recollection of the origins of the test in 60950 was related to electrical connections under compressive loading where the compression is needed to establish and ensure an electrical connection. Some custom made

Re: [PSES] Ball pressure test of thermoplastic parts

2016-08-25 Thread Carpentier Kristiaan
Thanks all for the better insight given! Best regards Kris Carpentier, From: John Allen [mailto:jral...@productsafetyinc.com] Sent: woensdag 24 augustus 2016 22:25 To: EMC-PSTC@LISTSERV.IEEE.ORG Subject: Re: [PSES] Ball pressure test of thermoplastic parts My interpretation of the rationale

Re: [PSES] Ball pressure test of thermoplastic parts

2016-08-24 Thread John Allen
16 3:01 PM To: EMC-PSTC@LISTSERV.IEEE.ORG Subject: Re: [PSES] Ball pressure test of thermoplastic parts Kris- The answers that others have provided are generally on point. The methodology for performing this test emanates from 60695-10-2. The IECEE, CTL has issued a decision sheet (DSH 3

Re: [PSES] Ball pressure test of thermoplastic parts

2016-08-24 Thread Covell, Richard
To: EMC-PSTC@LISTSERV.IEEE.ORG Subject: [PSES] Ball pressure test of thermoplastic parts Hi group, Does any-one know the reason/background of the ball pressure test of thermoplastic parts (IEC60950-1, clause 4.5.5) and the chosen temperature of 125C. This test is performed - for example

Re: [PSES] Ball pressure test of thermoplastic parts

2016-08-24 Thread Doug Powell
n Opinions Onlywww.jmwa.demon.co.uk J M Woodgate and Associates Rayleigh England Sylvae in aeternum manent. From: Kunde, Brian [mailto:brian_ku...@lecotc.com] Sent: Wednesday, August 24, 2016 4:16 PMTo: EMC-PSTC@LISTSERV.IEEE.ORGSubject: Re: [PSES] Ball pressure test of thermoplastic parts I assu

Re: [PSES] Ball pressure test of thermoplastic parts

2016-08-24 Thread John Woodgate
ngland Sylvae in aeternum manent. From: Kunde, Brian [mailto:brian_ku...@lecotc.com] Sent: Wednesday, August 24, 2016 4:16 PM To: EMC-PSTC@LISTSERV.IEEE.ORG Subject: Re: [PSES] Ball pressure test of thermoplastic parts I assumed it had something to do with the old Wall Warts that was bas

Re: [PSES] Ball pressure test of thermoplastic parts

2016-08-24 Thread Kunde, Brian
From: Carpentier Kristiaan [mailto:kristiaan.carpent...@technicolor.com] Sent: Wednesday, August 24, 2016 8:58 AM To: EMC-PSTC@LISTSERV.IEEE.ORG Subject: [PSES] Ball pressure test of thermoplastic parts Hi group, Does any-one know the reason/background of the ball pressure test of thermoplastic

[PSES] Ball pressure test of thermoplastic parts

2016-08-24 Thread Carpentier Kristiaan
Hi group, Does any-one know the reason/background of the ball pressure test of thermoplastic parts (IEC60950-1, clause 4.5.5) and the chosen temperature of 125C. This test is performed - for example – on the plastic parts of a direct plug-in power supply as these parts “carry” the mains power