Yea.... someday... two years ago. On Mon, May 1, 2017, 9:13 PM Brandon Yuchasz <[email protected]> wrote:
> I HATE storm season.. > > Some day Ill sell this company and when lightning roles in Ill sit under > the covered porch with the wife and watch the wind and rain calmly. Someday > but not this summer, > > > > > > *From:* Af [mailto:[email protected]] *On Behalf Of *George Skorup > *Sent:* Monday, May 01, 2017 7:42 PM > > > *To:* [email protected] > *Subject:* Re: [AFMUG] GIGE-APC Surge suppressors > > > > Bottom line, use MTC surge suppressors top and bottom and your life will > be better.* > > *does not work in all cases, all gear will not be unharmed, remember to > take your Pepto-Bismol during storm season > > On 5/1/2017 7:06 PM, Chuck McCown wrote: > > If I did some cherrypicking, I could get a decent testimonial out of the > text ;-) > > > > *From:* George Skorup > > *Sent:* Monday, May 01, 2017 4:56 PM > > *To:* [email protected] > > *Subject:* Re: [AFMUG] GIGE-APC Surge suppressors > > > > Sorry to hijack, but semi related... > > We either had a really bad power surge or a very close lightning strike at > our NOC over the weekend. No visible signs of a direct strike to the tower. > I'm leaning towards the power surge since other networked things in the > office died, and our office telco/network closet is uplinked to the server > room via a pair of fiber. Railroad stuff was all messed up at several > crossings. And other businesses nearby lost various electronics as well. > > Two AF24's and an AF5. GigE-APCs at the bottom weren't burned up, but were > obviously dead. The AF POE injectors all shut down when plugged into them. > The GigE-SS's on top apparently stopped the surge from hitting the radios. > After I bypassed the GigE-APCs at the bottom, the ethernet links would only > run at 100Mbps, plus errors. After bypassing the GigE-SS's on top this > morning, all three are running GigE again with no errors. So that saved a > lot of work today. > > However, it wasn't so good for the 5GHz 450i cluster at the top. Don't > know how, but one survived. We relied on the 450's built-in suppression at > the top. Didn't happen. The GigE-APCs were all dead. So yeah, you should > probably just run GigE-SS's near a radio, even if it claims surge > suppression is built in. > > The PacketFlux PowerInjector+Sync had two of the ports with visible damage > on the board. Took out the SiteMonitor Base unit with it. Forrest, if you > want these for failure analysis, just let me know. I'd be happy to send > them to you. When I got the office, the green LED was flashing 2, and I > believe port #2 was a damaged one. It also took out all four of those ports > on the CCR1036. > > I've seen similar events over the years and this clearly looks like bottom > up, i.e. utility surge. And of course the one thing I forgot after doing > the generator and transfer switches.... the f'n whole panel surge > suppressor. I would've moved the existing one over to the other panel, but > I needed different breakers. > > On 5/1/2017 11:22 AM, Chuck McCown wrote: > > During a recent solder paste reorder, one of our people ordered a > different solder than we historically have been using. It requires a > different cleaning method than we normally use. > > > > We only recently noticed this when making some new product prototypes. > > So, for a relatively short amount of time, the boards have not been > properly cleaned. > > > > We will offer free advance replacements for any of our products purchased > this year just so we can inspect them. I don’t think it has been going on > for a long time but I am not totally certain exactly when this happened. > > > > If you have anything acting goofy or just don’t to chance it, let us know > and we will ship you some new ones to swap with. > > > > >
