Jim, The situation you describe would be criterion C, because there is a "temporary loss of function" and it is "recoverable".
Scott Lacey > -----Original Message----- > From: Jim Hulbert [SMTP:hulbe...@pb.com] > Sent: Wednesday, January 12, 2000 3:08 PM > To: emc-p...@ieee.org > Subject: Surge Test Performance Criterion > > > > > A product has a switched mode power supply with a current sensing circuit > that > causes the supply to shut down when a surge pulse is applied to the AC > mains in > accordance with EN61000-4-5/IEC1000-4-5. After about 10 minutes, the > supply can > be turned back on and normal operation of the product can be resumed by > the > operator. Does this product conform to criterion B of the EN 50082-1 or > EN > 55024 standards? I believe it does because the sensing circuit is > specifically > designed to protect the product against this kind of voltage/current surge > and > the product operation is fully recoverable by the operator afterward. > However, > I would like to hear how others who do this testing would interpret this. > > Jim Hulbert > Senior Engineer - EMC > Pitney Bowes > > > > --------- > 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).