We put the A90-GMT10-WM in an enclosure on rooftops with a fiber RDT. #6 from the rectifier shelf output. No power control is that's what you looking for but it gives you fused outputs with alarms.
On Thu, Nov 17, 2022 at 12:15 PM Chuck McCown via AF <[email protected]> wrote: > Note it will do 125 to 250 on AC > > On DC, contact self welding can be a concern. If the current is low I > don’t think I would worry about 48 volts. > > I learned this lesson the hard way once at a solar site. I used regular > Home Depot light switches on some 48 volt circuits. Was not too long > before none of the switches were good. I think they shorted on. But maybe > they burned and were open. In any event ruined for certain. > > Use that relay to trigger an external relay that is guaranteed to work. > > *From:* Nate Burke > *Sent:* Thursday, November 17, 2022 10:50 AM > *To:* AnimalFarm Microwave Users Group > *Subject:* Re: [AFMUG] Outdoor DC Distribution > > That looks intriguing. DC power on the relays says only up to 30V > though. And Would still require external fusing for each link? > > I have a couple sites where I ran multiple fibers but only a single 12/3 > to the top to power an Edgepoint that was powering AF11's. I'm upgrading > more sites from AF11 to Bigger radios, and am trying to minimize having to > pull new cables. At most sites it's easy enough to just pull new cables > for each radio, but at some of the grain elevators, the cable path is quite > convoluted, and the installers yell and complain about having to pull > wires. Interestingly, they also yelled and complained about wanting to > pull spares initially. > > The Mikrotik NetFiber9 will give me the extra 10G ports on the existing > fiber, can power it off the Edgepoint, so that part is easy. Just need to > figure out the power to the radios. Aviat can do POE, but not the POE that > the edgepoint outputs, so I run it through a double set of GIGE-POE, one to > take the UBNT 56v and convert to 2 wire, then a 2nd to convert the 2wire > into Aviat POE. But at that site, I have a large NEMA on a nice platform, > so everything is DIN mounted in that with lots of room. > > > On 11/17/2022 11:34 AM, Jason Wilson wrote: > > I'm just starting to use these for some VERY remote sites. > > https://www.tyconsystems.com/tpdin-monitor-web3 > > Jason Wilson > Remotely Located > Critical Infrastructure Service Provider > Providing High Speed Internet to out of the way places. > 530-651-1736 > 530-748-9608 Cell > www.remotelylocated.com > > On Thu, Nov 17, 2022, 09:31 <[email protected]> wrote: > >> I've used the PDU at the bottom of the tower. My only complaint at the >> time >> was the character limit on port description. I think it was 11 characters >> or some such....I had to come up with some cryptic abbreviations when I >> really wanted to say "Power to Telrad Compact 1000 - 270 azimuth". I >> think >> they were talking about fixing that in a future version of the base unit, >> but I haven't used any packetflux lately so I don't know if that's still >> an >> issue or not. If you're powering 100W radios then you'd be limited to 3 >> per >> PDU. A fourth radio would put you over the 8A total. That wasn't an >> issue >> in my deployment, but if you're planning 4+ sectors per tower then that's >> something to be aware of. Next problem is wire gauge. Anything bigger >> than >> 14ga is gonna have trouble squeezing into the connector on the packet flux >> PDU. Voltage drop on 48V /8A with 14ga is going to be pretty severe at >> 300ft, but if the tower is short then it's probably ok. I was deploying >> on >> 70ft poles, and we ran 16ga up to each radio so it was acceptable, but >> feeding the 8A input on the packetflux PDU on a taller site could be an >> issue. >> >> In any case I'd advise separate cables. I know it seems wasteful, but you >> can have any tower dude climb up there and put the green plug into the >> green >> hole. If you want the tower climber to strip and terminate DC cables then >> you'd have to be careful who you send up there. If you're dead set on a >> single power run then something with built in breakers is a good idea. >> Packetflux PDU would fit that bill. >> >> >> -----Original Message----- >> From: AF <[email protected]> On Behalf Of Nate Burke >> Sent: Thursday, November 17, 2022 11:48 AM >> To: Animal Farm <[email protected]> >> Subject: [AFMUG] Outdoor DC Distribution >> >> Mikrotik makes a nice outdoor fiber switch with a handfull of 10G ports. >> Does anyone make something similar for DC Distribution? Run a single >> power >> cable up a tower and DC to multiple radios? I'm thinking like 3 or 4 >> licensed radios each needing 2 wire DC input and 10G fiber. >> Rather than running individual power wires for each one. I've used a UBNT >> Edgepoint S16, taking the 56v POE Output ports, and running them through >> the >> MCT GIGE-POE to extract 2wire power to run to the radio. >> But that's extra pieces needing a place to be mounted. >> >> Would the Site Monitor 5 channel PDU fit the bill? IT says 3A per >> channel, >> and 8A total. So in theory that should be able to provide about 140w per >> radio. Could put it in some sort of NEMA with a DIN mount. The >> Sitemonitor >> base is hardened, would the PDU be as well? >> >> Are there other options? >> >> -- >> 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 > -- Carl Peterson *PORT NETWORKS* 401 E Pratt St, Ste 2553 Baltimore, MD 21202 (410) 637-3707
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