Re: [PSES] "persons" in IEC 62368-1

2017-11-09 Thread John Woodgate
Yes, the principles can be taught, but not the safety issues. I would certainly allow exposure to sources that can give a 'memorable experience' without being actually dangerous. John Woodgate OOO-Own Opinions Only J M Woodgate and Associates www.woodjohn.uk Rayleigh, Essex UK On 2017-11-09 21

Re: [PSES] "persons" in IEC 62368-1

2017-11-09 Thread Ralph McDiarmid
A very nice clarification; thanks Rich. As a case in point, I know of a least one high school in this jurisdiction where students (instructed persons) are allowed to assemble and test circuits consisting of magnitude 3 energy sources. I wonder if the school board needs to review that practice,

[PSES] "persons" in IEC 62368-1

2017-11-09 Thread Richard Nute
In IEC 62368-1, three different persons are defined with respect to their knowledge of safety, not with respect to other parameters. An "ordinary person" is naïve with regard to the safety of the equipment. Therefore, an "ordinary person" must have the full protections specified in the standar

[PSES] CEC (California Energy Commission) testing for consumer electronics device

2017-11-09 Thread Charlie Blackham
All Please could anyone who can perform CEC certification testing on a 3.7V lion Battery powered device (such as a mobile phone/PDA) please contact me directly Thanks Charlie Charlie Blackham Sulis Consultants Ltd Mead House Longwater Road Eversley RG27 0NW UK Tel: +44 (0)7946 624317 Email: cha