It would be nice of us users to report damage done vs installed method. Maybe set up a form if you're feeling frisky :)
Josh Luthman Office: 937-552-2340 Direct: 937-552-2343 1100 Wayne St Suite 1337 Troy, OH 45373 On Mon, Aug 31, 2020 at 11:12 AM <[email protected]> wrote: > I don’t have data. Hard to replicate strikes and do A/B tests. > > Some folks believe surge suppressors are simply snake oil. I can’t find > my folder of all the photos sent to me over the years where the surge > suppressor is nothing but a charred black crisp but the radio and the > customers equipment were OK. > > Direct strikes kills everything including your hot water heater and your > microwave. > > > *From:* Josh Luthman > *Sent:* Monday, August 31, 2020 9:02 AM > *To:* AnimalFarm Microwave Users Group > *Subject:* Re: [AFMUG] Surge cards, what should I expect? > > The Tik was definitely not damaged. Did the surge suppressors protect > it? I don't know, I guess that's part of my question here. > > Never seen a surge suppressor blown I don't think. Never seen one > charred. I have had to swap them out in a few cases to fix ethernet > problems. > > >Some folks have surge suppressors at the top, some at the bottom, some at > top and bottom. > Do you have any data on which is best? > > Josh Luthman > Office: 937-552-2340 > Direct: 937-552-2343 > 1100 Wayne St > Suite 1337 > Troy, OH 45373 > > > On Mon, Aug 31, 2020 at 10:49 AM <[email protected]> wrote: > >> OK, but did the surge suppressors protect the Tik? >> >> Nearby strikes induce hundreds to thousands of volts per meter in all >> conductors. >> Most of the stories I hear is that the surge suppressor is blown to bits >> but the devices it is connected to are OK. >> But the closer the strike, the more damage. >> >> Some folks have surge suppressors at the top, some at the bottom, some at >> top and bottom. >> >> >> *From:* Josh Luthman >> *Sent:* Monday, August 31, 2020 8:35 AM >> *To:* AnimalFarm Microwave Users Group >> *Subject:* Re: [AFMUG] Surge cards, what should I expect? >> >> The Tik is grounded to the bus bar. The surge cards use the WBMFG metal >> boxes which ground to the same ground, but a different bus bar. >> >> Josh Luthman >> Office: 937-552-2340 >> Direct: 937-552-2343 >> 1100 Wayne St >> Suite 1337 >> Troy, OH 45373 >> >> >> On Mon, Aug 31, 2020 at 10:30 AM <[email protected]> wrote: >> >>> And was the Tik connected to the surge suppressors? >>> >>> *From:* Josh Luthman >>> *Sent:* Monday, August 31, 2020 8:21 AM >>> *To:* AnimalFarm Microwave Users Group >>> *Subject:* Re: [AFMUG] Surge cards, what should I expect? >>> >>> Surge cards are only inside the building. >>> >>> We lost 0 ethernet ports on the Tik. >>> >>> Josh Luthman >>> Office: 937-552-2340 >>> Direct: 937-552-2343 >>> 1100 Wayne St >>> Suite 1337 >>> Troy, OH 45373 >>> >>> >>> On Mon, Aug 31, 2020 at 9:59 AM Ken Hohhof <[email protected]> wrote: >>> >>>> We’ve gone to the “Cat6” (gas tube) versions but I don’t think that has >>>> any bearing on your question, if anything they may offer less protection, >>>> but better Ethernet data integrity. >>>> >>>> >>>> >>>> Are you putting these at both ends of the cable, or only at the switch >>>> or router end? >>>> >>>> >>>> >>>> I never assume they protect the radios, unless the surge is coming from >>>> the network side, e.g. a power line surge. They protect the network >>>> equipment like switch, router or POE. If the surge is coming from the >>>> radio end, my personal opinion is a surge protector may actually increase >>>> the chance of radio damage by giving the surge a path to ground via the >>>> cable. But let’s face it, if the tower take a hit, you may lose equipment >>>> no matter what you do for grounding or surge protection. Best bet may be >>>> fiber for data and a direct power cable with a DC surge protector right at >>>> the radio. >>>> >>>> >>>> >>>> Strange that the Powerbridge was the only survivor, as you say, it’s >>>> not exactly a high end piece of equipment, basically a Rocket PCB built >>>> into a panel antenna. But it might be interesting to do a failure analysis >>>> on the stuff that died. Most of the time I find it’s the power supply that >>>> got fried, the radio won’t even power up. I looked at a Transtector >>>> product once that had fuses in the protection modules, that would seem to >>>> mean you always have to replace the modules after a surge, but maybe the >>>> fuse opening up is better for the radio. >>>> >>>> >>>> >>>> I suspect you just had a bad day. It happens despite best efforts. >>>> >>>> >>>> >>>> *From:* AF <[email protected]> *On Behalf Of *Josh Luthman >>>> *Sent:* Monday, August 31, 2020 8:27 AM >>>> *To:* AFMUG <[email protected]> >>>> *Subject:* [AFMUG] Surge cards, what should I expect? >>>> >>>> >>>> >>>> I've regularly used the 444 cards. Pretty much exclusively for years >>>> we've been using the GIGE-APC-HV. >>>> >>>> >>>> >>>> On a tower with 9 devices, I lost 8 of them. We've had 0 problems on >>>> this tower since adding the surge cards almost 6 years ago. A mix of >>>> Ubnt/Cambium. The one device that survived was a Powerbridge (the shitty >>>> panel) with one of the old surge cards that has an LED on it indicating >>>> power. All 8 other devices needed to be replaced on the tower. >>>> >>>> >>>> >>>> What should I expect the surge cards to do? I keep reading that the >>>> card should sacrifice itself so we can just replace the card on the ground >>>> instead of the radio on the tower - better for a 1 person fix, way cheaper, >>>> ground instead of tower, faster, etc. The tower owner is a big Motorola >>>> R56 guy and gave us the thumbs up with how we did the grounding. >>>> >>>> >>>> >>>> Did I just get screwed hard for some reason? An employee of the tower >>>> owner came out and had to fix some of their gear for their two way Motorola >>>> radio stuff, too, so maybe it was just a really shitty day. >>>> >>>> >>>> >>>> Josh Luthman >>>> Office: 937-552-2340 >>>> Direct: 937-552-2343 >>>> 1100 Wayne St >>>> Suite 1337 >>>> Troy, OH 45373 >>>> -- >>>> AF mailing list >>>> [email protected] >>>> http://af.afmug.com/mailman/listinfo/af_af.afmug.com >>>> >>> ------------------------------ >>> -- >>> AF mailing list >>> [email protected] >>> http://af.afmug.com/mailman/listinfo/af_af.afmug.com >>> -- >>> AF mailing list >>> [email protected] >>> http://af.afmug.com/mailman/listinfo/af_af.afmug.com >>> >> ------------------------------ >> -- >> AF mailing list >> [email protected] >> http://af.afmug.com/mailman/listinfo/af_af.afmug.com >> -- >> AF mailing list >> [email protected] >> http://af.afmug.com/mailman/listinfo/af_af.afmug.com >> > ------------------------------ > -- > AF mailing list > [email protected] > http://af.afmug.com/mailman/listinfo/af_af.afmug.com > > -- > AF mailing list > [email protected] > http://af.afmug.com/mailman/listinfo/af_af.afmug.com >
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