Hi Charles, Relevant (maybe) is the DOE for External Power Supplies (comes into force in 2016):
http://www1.eere.energy.gov/buildings/appliance_standards/product.aspx/productid/23 On Fri, Mar 13, 2015 at 1:13 PM, Grasso, Charles < charles.gra...@echostar.com> wrote: > Hello Scott - What Energy Star/DoE standards are you referring to? > > > > Best Regards > > Charles Grasso > > Compliance Engineer > > Echostar Communications > > (w) 303-706-5467 > > (c) 303-204-2974 > > (t) 3032042...@vtext.com > > (e) charles.gra...@echostar.com > > (e2) chasgra...@gmail.com > > > > *From:* Scott Aldous [mailto:00000220f70c299a-dmarc-requ...@ieee.org] > *Sent:* Friday, March 13, 2015 9:06 AM > *To:* EMC-PSTC@LISTSERV.IEEE.ORG > *Subject:* Re: [PSES] USB Mains Outlet sockets > > > > Hi John, > > > > Interesting topic. > > > > Yes, these are offered in the US as well. Here's one example: > > > > http://www.farnell.com/datasheets/1693478.pdf > > > > According to the datasheet, this product is UL Listed to UL 498 and UL > 1310. The online cert directory has this under UL file number E2186. The UL > category for this file is RTRT, which typically includes UL 498 only. UL > 1310 is the standard for class 2 power supplies. For permanently connected > units, the requirement for a disconnect device is that the instruction > manual indicate that a disconnect device shall be incorporated in the field > wiring - clause 71.2g). I imagine the branch circuit breaker is considered > acceptable as a disconnect device in this case. > > > > I didn't take the time to search further so don't know if certification to > UL 1310 is common for this type of product. If someone at UL judged that it > was appropriate, then it well may be since I would guess that most > receptacles (if not all) for the US market are going to have UL Listing to > meet NEC requirements. Maybe there has been internal discussion at UL > regarding whether UL 60950-1 is applicable - I don't know. > > > > For energy efficiency, the datasheet makes no reference to efficiency > requirements, but does include some power consumption ratings. The no load > power consumption stated does not meet guidelines from Energy Star or the > US DOE. It stands to reason that these devices should meet all requirements > applicable to traditional power supplies. I would think that these would > have even more impact on energy consumption since they will likely almost > never be disconnected from power. The current regulations were not written > with this type of product in mind, so I would guess that they might slip > under the radar until formal judgments start to emerge. > > > > On the restriction on insulation resistance testing, my guess is that the > product that has this restriction may have MOVs or other transient > suppression device that wouldn't be happy with a high voltage test. The > datasheet I linked to above indicates 2kV dielectric withstand, so maybe it > doesn't have the same issue. If there is an installation code in the UK > that requires compatibility with regular insulation resistance testing, > then I would think these types of products need to be able to withstand > such testing or have a means to disconnect to allow the test to be run. > > > > Whether ITE, it's hard to imagine how these products could be considered > exempt from CE marking. > > > > I am curious to know what others have to say. > > > > On Fri, Mar 13, 2015 at 6:50 AM, Pearson, John <john.pear...@polycom.com> > wrote: > > Here is a Friday discussion topic for you guys. > > > > In the UK we are seeing a plethora of aftermarket 250v AC mains outlet > sockets which are supplied for installation, it seems by the homeowner, > (this has been a traditional practice over here. In the US I understand > that this happens less). The advantage of these sockets is that they also > give you 2 USB charging ports in the wall as well as two socket outlets. I > see large distributors (Screwfix, Amazon.co.uk and Ebuyer for e.g.) > selling several > https://www.google.co.uk/search?q=lap+mains+socket&sourceid=ie7&rls=com.microsoft:en-GB:IE-Address&ie=&oe=&gfe_rd=cr&ei=edoCVauNDquD8Qekq4HgBQ&gws_rd=ssl#rls=com.microsoft:en-GB:IE-Address&tbm=shop&q=usb+mains+power+socket+outlet > > . Look out for an explosion of these items is my suspicion as the idea of > getting rid of plug in USB chargers is very appealing, even to me! > > > > > > Questions from the compliance side > > > > *Energy Efficiency* > > Single rail PSU’s are subject to mandatory Energy Efficiency marking and > performance. All the units I have seen thus far do not mark or declare any > performance figures. The PSU being wired into the mains does not to my > mind preclude these products from compliance with the Eco-design Directive > and 278/2009 specifically, or am I missing something? > > > > *Safety of USB port* > > All of the devices I have seen are stamped with EN 60950-1 on the back > thus appear to be purporting compliance this std. Not seen any DoC’s. I > do not understand how they can meet the Disconnect Device requirements of > CL 3.4 by design unless the mains switches are the disconnect device. I > see however that the switches only turn off the mains to the traditional > BS1363 sockets. Any thoughts? > > > > *Certification* > > Several of these items claim ASTA certification. I wonder what ASTA > certified them to. I suspect not EN 60950-1. Is that not misleading? > > > > *Insulation test* > > At least one of these devices states “Do not Megger” the device. > Apparently the USB charge circuitry cannot stand high voltage and would > likely or possibly fail. As it is recommend in the UK that home wiring be > regularly checked for insulation issues is this product “fit for purpose” ? > > > > *CE marking* > > Several of these are not CE marked. See this > http://www.amazon.co.uk/Connekt-Gear-Power-Socket-Charging-white/dp/B00KO1KDN4 > > > > Rather bizarrely one supplier with a seemingly non CE marked product > issued this > http://www.groupgear.co.uk/catalogue/27-2000-Counterfeit-warning.pdf > > > > Does outlet sockets require CE marking by the placer on the market and if > they also incorporate a PSU for charging ITE product doesn’t it become an > ITE product itself subject to EMCD and LVD and thus require CE marking for > that purpose also? > > > > > > > > All this said it seems that they are getting great reviews but likely from > the user benefit rather than the above > > > > Look forward to interesting responses. > > > > John > > > > - > ---------------------------------------------------------------- > > This message is from the IEEE Product Safety Engineering Society emc-pstc > discussion list. To post a message to the list, send your e-mail to < > emc-p...@ieee.org> > > All emc-pstc postings are archived and searchable on the web at: > http://www.ieee-pses.org/emc-pstc.html > > Attachments are not permitted but the IEEE PSES Online Communities site at > http://product-compliance.oc.ieee.org/ can be used for graphics (in > well-used formats), large files, etc. > > Website: http://www.ieee-pses.org/ > Instructions: http://www.ieee-pses.org/list.html (including how to > unsubscribe) <http://www.ieee-pses.org/list.html> > List rules: http://www.ieee-pses.org/listrules.html > > For help, send mail to the list administrators: > Scott Douglas <sdoug...@ieee.org> > Mike Cantwell <mcantw...@ieee.org> > > For policy questions, send mail to: > Jim Bacher <j.bac...@ieee.org> > David Heald <dhe...@gmail.com> > > > > > > -- > > Scott Aldous > > Compliance Engineer > > Google > > 650-253-1994 > > scottald...@google.com > > - > ---------------------------------------------------------------- > > This message is from the IEEE Product Safety Engineering Society emc-pstc > discussion list. To post a message to the list, send your e-mail to < > emc-p...@ieee.org> > > All emc-pstc postings are archived and searchable on the web at: > http://www.ieee-pses.org/emc-pstc.html > > Attachments are not permitted but the IEEE PSES Online Communities site at > http://product-compliance.oc.ieee.org/ can be used for graphics (in > well-used formats), large files, etc. > > Website: http://www.ieee-pses.org/ > Instructions: http://www.ieee-pses.org/list.html (including how to > unsubscribe) <http://www.ieee-pses.org/list.html> > List rules: http://www.ieee-pses.org/listrules.html > > For help, send mail to the list administrators: > Scott Douglas <sdoug...@ieee.org> > Mike Cantwell <mcantw...@ieee.org> > > For policy questions, send mail to: > Jim Bacher <j.bac...@ieee.org> > David Heald <dhe...@gmail.com> > -- Scott Aldous Compliance Engineer Google 650-253-1994 scottald...@google.com - ---------------------------------------------------------------- This message is from the IEEE Product Safety Engineering Society emc-pstc discussion list. To post a message to the list, send your e-mail to <emc-p...@ieee.org> All emc-pstc postings are archived and searchable on the web at: http://www.ieee-pses.org/emc-pstc.html Attachments are not permitted but the IEEE PSES Online Communities site at http://product-compliance.oc.ieee.org/ can be used for graphics (in well-used formats), large files, etc. Website: http://www.ieee-pses.org/ Instructions: http://www.ieee-pses.org/list.html (including how to unsubscribe) List rules: http://www.ieee-pses.org/listrules.html For help, send mail to the list administrators: Scott Douglas <sdoug...@ieee.org> Mike Cantwell <mcantw...@ieee.org> For policy questions, send mail to: Jim Bacher: <j.bac...@ieee.org> David Heald: <dhe...@gmail.com>
