Jeffery, Check out standard EN 60825-2.
EN 60825-1 deals with the products (transmitters) themselves. EN 60825-2 deals with their integration into a Fiber Optic system. Chris Maxwell | Design Engineer - Optical Division email chris.maxw...@nettest.com | dir +1 315 266 5128 | fax +1 315 797 8024 NetTest | 6 Rhoads Drive, Utica, NY 13502 | USA web www.nettest.com | tel +1 315 797 4449 | > -----Original Message----- > From: Peter Merguerian [SMTP:pmerguer...@itl.co.il] > Sent: Friday, June 28, 2002 8:27 AM > To: 'Collins, Jeffrey'; 'emc-p...@majordomo.ieee.org' > Subject: RE: Lasers in Fiber Optic Comm Networks > > > Jeffrey, > > The telecom system manufacturer's responsibility ends at the system level. > However, if manufacturer can see that the interconnection may yield higher > laser class, I recommend that he puts a warning statement in the > installation instructions and specify that the system may need to be > installed in a Restricted Access Location. > > > This e-mail message may contain privileged or confidential information. If > you are not the intended recipient, you may not disclose, use, disseminate, > distribute, copy or rely upon this message or attachment in any way. If you > received this e-mail message in error, please return by forwarding the > message and its attachments to the sender. > > > > PETER S. MERGUERIAN > Technical Director > I.T.L. (Product Testing) Ltd. > 26 Hacharoshet St., POB 211 > Or Yehuda 60251, Israel > Tel: + 972-(0)3-5339022 Fax: + 972-(0)3-5339019 > Mobile: + 972-(0)54-838175 > http://www.itl.co.il > http://www.i-spec.com > > > > > > -----Original Message----- > From: Collins, Jeffrey [mailto:jcoll...@ciena.com] > Sent: Friday, June 28, 2002 10:45 AM > To: 'emc-p...@majordomo.ieee.org' > Subject: Lasers in Fiber Optic Comm Networks > > > > Group, > > And yet another laser question. How would one certify/classify Optical Gear > in "Europe Only" where the transceiver may very well be a class 1 laser, but > because you multiplex multiple channels before launching on the line coming > out of the CO, your aggregate power can be significantly higher than class > 1? > > This is common in DWDM designs and to make this even worse the power can be > further boosted with an amplifier down the line. So what you may start with > inside your "Controlled Access Environment" is a Class 1 laser but end up > with something much higher than class 1 down the line. > > How would you classify/certify this product by laser class? How would you > protect the person working outside of the CO from the hazard? > Has anyone used or heard of using S/W as a safety device as opposed to using > Automatic Laser Shutdown (ALS) or Automatic Power Reduction (APR) > devices? > > Where does the Telecom manufacturer's responsibility for the system end? Is > it at the system or at the other end of the fiber connection including > everything in between? > > > All input is appreciated. > > > Jeffrey Collins > Sr. HW Engineering Manager > EMC/ NEBS/ Safety/ Reliability > CIENA Core Switching Division > 10480 Ridgeview Court, Cupertino, CA. 95014 > (408) 366-4806, Fax (408) 366-4866 > jcoll...@ciena.com > http://www.ciena.com > > > ------------------------------------------- > This message is from the IEEE EMC Society Product Safety > Technical Committee emc-pstc discussion list. > > Visit our web site at: http://www.ewh.ieee.org/soc/emcs/pstc/ > > To cancel your subscription, send mail to: > majord...@ieee.org > with the single line: > unsubscribe emc-pstc > > For help, send mail to the list administrators: > Ron Pickard: emc-p...@hypercom.com > Dave Heald: davehe...@attbi.com > > For policy questions, send mail to: > Richard Nute: ri...@ieee.org > Jim Bacher: j.bac...@ieee.org > > All emc-pstc postings are archived and searchable on the web at:> > http://ieeepstc.mindcruiser.com/ > Click on "browse" and then "emc-pstc mailing list" > > ------------------------------------------- > This message is from the IEEE EMC Society Product Safety > Technical Committee emc-pstc discussion list. > > Visit our web site at: http://www.ewh.ieee.org/soc/emcs/pstc/ > > To cancel your subscription, send mail to: > majord...@ieee.org > with the single line: > unsubscribe emc-pstc > > For help, send mail to the list administrators: > Ron Pickard: emc-p...@hypercom.com > Dave Heald: davehe...@attbi.com > > For policy questions, send mail to: > Richard Nute: ri...@ieee.org > Jim Bacher: j.bac...@ieee.org > > All emc-pstc postings are archived and searchable on the web at: > http://ieeepstc.mindcruiser.com/ > Click on "browse" and then "emc-pstc mailing list" ------------------------------------------- This message is from the IEEE EMC Society Product Safety Technical Committee emc-pstc discussion list. Visit our web site at: http://www.ewh.ieee.org/soc/emcs/pstc/ To cancel your subscription, send mail to: majord...@ieee.org with the single line: unsubscribe emc-pstc For help, send mail to the list administrators: Ron Pickard: emc-p...@hypercom.com Dave Heald: davehe...@attbi.com For policy questions, send mail to: Richard Nute: ri...@ieee.org Jim Bacher: j.bac...@ieee.org All emc-pstc postings are archived and searchable on the web at: http://ieeepstc.mindcruiser.com/ Click on "browse" and then "emc-pstc mailing list"