To be clear, we don't use something like an APC UPS. We do a battery array with a charge controller.
Regards, Chuck On Fri, Oct 3, 2014 at 3:45 PM, Vince West via Af <af@afmug.com> wrote: > Kade, > > I can't speak on the fiber, because we have used a few different kinds > over the builds we have done. My favorite has been bend insensitive fiber. > It is small and can make the same turns the Ethernet and power can without > risking a break. It is also really thin and makes for easier movement when > securing the cable. > > In terms of the PacketFlux gear in the air, if the site is done properly > and grounded, there shouldn't be any problems. I have only had to replace > two of them since we started building our larger sites out like this. The > list Gerard gave is missing two items I believe: breakers and fuses. More > often than not, the fuses on the ground are the ones that go. We have one > site where our box is 360ft on the tower. This site almost always suffers > some kind of issue in major lightning storms. It trips a breaker at the > base. The drive out is 20 minutes and worth while compared to having to > climb the tower when the storm is over. > > We do not use UPSs anymore on the large deployments. The DC box stays on > the ground because the power line going up the tower is either fused or has > it's own DC breaker. We also have a site monitor at the base to monitor > voltage levels on the batteries and we can graph the stats to troubleshoot > in the future. Because we use a breaker or fuse in our DC system going from > the top to the bottom, it would be a pain to still have to climb to replace > a fuse if necessary. > > Vince West > Tower Hand > Technical Support > Shelby Broadband > 148 Citizens Blvd > Simpsonville, KY 40067 > Phone: 1-888-364-4232 > > On Thu, Oct 2, 2014 at 3:22 PM, Kade Sullivan via Af <af@afmug.com> wrote: > >> Do you guys find that the packetflux gear has a high survival rate up >> there? We have a site that needs converted to DC and recabled, and are >> considering this route. Our thinking is, why put the dc box at the bottom >> when we can just put the thing up at the top and run nothing down to the >> bottom except power. All our backhauls are half way up the tower, no >> reason to even have anything at the bottom except the UPS. >> >> What type of fiber are you guys using for attaching to the tower? We >> will need to run a fiber from 1 level to another on the tower to feed the >> backhauls to the APs, and are unsure which type fiber cable to look at. >> Should we use armored fiber and just ground the jacket to the tower on each >> end, or do we want fiber with no metal jacket so that it's not conductive? >> >> >> >> On Mon, Sep 29, 2014 at 3:27 PM, Gerard Dupont III via Af <af@afmug.com> >> wrote: >> >>> Our Top boxes usually contain the following. >>> >>> 1x Sitemonitor >>> 2x GigabitSyncInjectors >>> 1x Citel DS210-48DC >>> 2x Traco TCL 060-124 DC Down Convertors - >>> http://www.tracopower.com/products/tcl-dc.pdf >>> 1x RB2011 >>> 2x APC PRM4 Surge Chasis >>> 8x GigEAPC-HV >>> >>> >>> >>> Gerard >>> >>> On Sun, Sep 28, 2014 at 10:57 AM, Chuck Hogg via Af <af@afmug.com> >>> wrote: >>> >>>> We use this, and solder two legs together. We send 48v DC up to the >>>> top and downconvert. I think we've gone about 450' with this configuration >>>> (including up the tower and along the cable raceway to the inside of a >>>> building) However, that's primarily why we send 48v up and downconvert, >>>> because of the voltage loss. Gives very clean 24v power to the equipment. >>>> >>>> http://www.amazon.com/Cable-Portable-Power-Gauge-Conductor/dp/B0076ZT4C2 >>>> >>>> It would probably be better for me to take a picture of one of our >>>> boxes. We are continually building them as we continue our wireless >>>> upgrades. >>>> >>>> I don't remember if Gerard resub'd to this list after it moved, but >>>> he's the engineer behind the box. He can give you parts. >>>> >>>> Regards, >>>> Chuck >>>> >>>> On Sun, Sep 28, 2014 at 10:07 AM, Tyson Burris @ Internet Comm. Inc via >>>> Af <af@afmug.com> wrote: >>>> >>>>> Chuck, >>>>> >>>>> Are you doing any 8-10 gauge runs exceeding 500' ? >>>>> >>>>> I can't seem to find what I need >>>>> >>>>> Sent from my iPhone >>>>> >>>>> On Sep 28, 2014, at 9:50 AM, Chuck Hogg via Af <af@afmug.com> wrote: >>>>> >>>>> We do power and fiber up the tower as our standard...ever since that >>>>> standard has been used, I don't think we've lost a site yet. >>>>> >>>>> Regards, >>>>> Chuck >>>>> >>>>> On Sat, Sep 27, 2014 at 4:32 PM, Matt via Af <af@afmug.com> wrote: >>>>> >>>>>> This is what we have used for all our CMM units for years. >>>>>> >>>>>> http://www.outdoorspeakerdepot.com/14ga2inspca5.html >>>>>> >>>>>> Outdoor, UV resistant, etc. >>>>>> >>>>>> >>>>>> >>>>>> On Sat, Sep 27, 2014 at 1:16 PM, Gino Villarini via Af <af@afmug.com> >>>>>> wrote: >>>>>> > Planning on hanging a DC box on the tower >>>>>> > >>>>>> > 30-40w total power >>>>>> > >>>>>> > Cat5 using multiple pairs or 2 conductor cable? >>>>>> > >>>>>> > We are inclined on cat 5 for standardization purposes... >>>>>> > >>>>>> > Sent from Marconi's and Graham Bell's fused thoughts!!! >>>>>> > >>>>>> >>>>> >>>>> >>>> >>> >> >
