just thinking out loud but.... Is it possible that adding more approvals identification helps give a marketing advantage over other brands, even though it may not be required ? ie. Customers just like to see more approvals.... thanks
Mel Pedersen wrote: > Hello: > > My HP48G calculator (very low voltage) users manual has a Declaration of > Conformity: For safety, it declares compliance to EN 60950 & IEC 950. > > It also caries the NOM & CE marks...of course these marks address issues > other than electrical safety also, but... > > Hazardous Energy? Scott I believe has a point here. > > Just my humble observations. > > Mel Pedersen Midcom, Inc. > Homologations Engineer Phone: (605) 882-8535 > mpeder...@midcom-inc.com Fax: (605) 882-8633 > > Mel Pedersen Midcom, Inc. > Homologations Engineer Phone: (605) 882-8535 > mpeder...@midcom-inc.com Fax: (605) 882-8633 > > -----Original Message----- > From: Lacey,Scott [mailto:sla...@foxboro.com] > Sent: Thursday, January 13, 2000 9:23 AM > To: 'fwhitfi...@rheintech.com' > Cc: 'emc-p...@ieee.org' > Subject: RE: LVD voltage range. > > John, > With a 12V battery system, you will have to address the issues of hazardous > energy - ie.the heating effects of battery current under short-circuit > conditions. Even a small battery pack can heat a wedding ring nearly white > hot. > Scott Lacey > > > -----Original Message----- > > From: fwhitfi...@rheintech.com [SMTP:fwhitfi...@rheintech.com] > > Sent: Thursday, January 13, 2000 9:44 AM > > To: emc-p...@ieee.org > > Subject: LVD voltage range. > > > > > > Hello all, > > > > Does a hand-held field device that operates mainly on 12Vdc from a > > group of batteries and alternatively uses an AC/DC adapter need to be > > assessed for safety according to the LVD? > > > > I read somewhere that for LVD the DC voltage should be between 75 and > > 1500V. Does this mean that such a device does not need to be evaluated > > for safety at all ? A client is awaiting a response from me in a > > couple of hours so I would appreciate any views on this matter. > > > > Thanks for your usual co-operation. > > > > John Whitfield > > Safety Engineer > > Rhein Tech Labs > > > > > > --------- > > This message is coming from the emc-pstc discussion list. > > To cancel your subscription, send mail to majord...@ieee.org > > with the single line: "unsubscribe emc-pstc" (without the > > quotes). For help, send mail to ed.pr...@cubic.com, > > jim_bac...@monarch.com, ri...@sdd.hp.com, or > > roger.volgst...@compaq.com (the list administrators). > > > > --------- > This message is coming from the emc-pstc discussion list. > To cancel your subscription, send mail to majord...@ieee.org > with the single line: "unsubscribe emc-pstc" (without the > quotes). For help, send mail to ed.pr...@cubic.com, > jim_bac...@monarch.com, ri...@sdd.hp.com, or > roger.volgst...@compaq.com (the list administrators). > > --------- > This message is coming from the emc-pstc discussion list. > To cancel your subscription, send mail to majord...@ieee.org > with the single line: "unsubscribe emc-pstc" (without the > quotes). For help, send mail to ed.pr...@cubic.com, > jim_bac...@monarch.com, ri...@sdd.hp.com, or > roger.volgst...@compaq.com (the list administrators). --------- This message is coming from the emc-pstc discussion list. To cancel your subscription, send mail to majord...@ieee.org with the single line: "unsubscribe emc-pstc" (without the quotes). For help, send mail to ed.pr...@cubic.com, jim_bac...@monarch.com, ri...@sdd.hp.com, or roger.volgst...@compaq.com (the list administrators).
