Re: [PSES] AW: [PSES] Do We Need Flame Retardants in Electronics?

2019-09-18 Thread Richard Nute
Hi Bernd: Flame retardancy that I am familiar with, UL 94 and its IEC clones, is really an ignition test, and less of a burning test. Flame-retardant materials under UL 94 will burn continuously with enough continuous heat. Some years ago, we proved this when we were testing TVs to determine

[PSES] **Reminder** [PSES] Product Compliance Virtual chapter - Thu Sept 19 Presentation– Power supply safety by Gary Tornquist

2019-09-18 Thread Mariel Acosta-geraldino
IEEE Product Safety Engineering Society Join us for our next virtual chapter meeting! We will meet Thu Sept 19th, 2019 at 12 noon EDT (Time in New York), to cover Power supply safety by Gary Tornquist. Originally given at the ISPCE 2019 in San Jose this present

Re: [PSES] Intentional radiator Class A or Class B

2019-09-18 Thread michaeld
Hello, My experience with the USA on this matter is similar to the EU, in how people handle it. USA: It is correct that Part 15C (intentional radiators) only have one emissions limit (15.209), equivalent to Class B. But if the main product is intended for a Class A environment, the ma