How much power does a 320 AP use? 4 ePMPs should only be like 30 watts... I know we have towers running way more than that on AD-155C's, with no issues.
On Tue, Feb 7, 2017 at 8:22 AM, Josh Baird <[email protected]> wrote: > They are only rated for 155W. They are useful for MicroPops with 1-3AP's, > a BH and a small router/switch. > > On Tue, Feb 7, 2017 at 9:09 AM, Paul McCall <[email protected]> wrote: > >> Yep, bought 2 of the AD-155c. Couldn’t even drive an UBNT S16, 4 ePMPs >> and a single 320 series AP, on a 260ft. tower with 12 Gauge wire. >> >> >> >> Replacing tomorrow with Traco gear. >> >> >> >> Paul >> >> >> >> *From:* Af [mailto:[email protected]] *On Behalf Of *George Skorup >> *Sent:* Monday, February 6, 2017 10:18 PM >> *To:* [email protected] >> *Subject:* Re: [AFMUG] OT: Good source to buy these TSP 360-148 >> >> >> >> You mean the AD-155C? I have one sitting on my desk for a project. >> >> On 2/6/2017 8:06 PM, Josh Baird wrote: >> >> I wish there was a 48vdc version of the AD-155B. >> >> >> >> On Mon, Feb 6, 2017 at 8:23 PM, George Skorup <[email protected]> >> wrote: >> >> The BCMU360 is decent for small to medium sized sites. And it's jumper >> selectable between 24 and 48 volts. There's an internal DC-DC converter to >> take the 12VDC battery up to your selected output. The charging is limited >> to 12W. I have a few with 30-40Ah of battery connected. Recharge time is >> usually 12-14 hours. I had a 95W site running on the 37Ah for almost 5 >> hours. It never went down. Again, read the fine print. It's limited to 240W >> continuous and 360W for 3.5 minutes. If it's in a not so temperature >> controlled cabinet, don't even try to put more than 200-225 watts of gear >> on it. I have a few sites running a couple ApexPlus radios (75W a piece x >> 2) and other misc stuff, 450APs and a couple ePMP PTPs. It's near the limit. >> >> The regular BCM is a different story. There doesn't appear to be any >> charge current limiting. I'm fairly sure I killed a TSP360. I hooked up a >> string of 20Ah batteries to a BCM48 and it was pulling 10-12 amps out of >> the power supply. I could smell it starting to cook. I gave up on it. I do >> only the BCMU360 and a Mean Well SDR-240-48 now. Really small cheap-o sites >> get Mean Well AD-155's. >> >> For anything over 200 watts, do yourself a favor now and look at real >> rectifier solutions from Alpha, Eltek, Emerson or the new ICT 1U shelf >> which looks pretty good. That's where I'm going for the sites that need >> more power and/or more run time. A good rectifier shelf will have no >> problem with 100+ Ah of batteries and proper maintenance of them, like >> equalization, etc. >> >> On 2/6/2017 3:53 PM, Josh Baird wrote: >> >> I was simply referring to the time necessary to actually charge the >> string of batteries.. in your case, it doesn't sound like that is an issue >> (and it's not in my environment most of the time either). I'm not sure if >> there are other problems with using a large string like that on the BCM - >> but maybe someone more knowledgeable like George or Ken can chime in? >> >> >> >> Josh >> >> >> >> On Mon, Feb 6, 2017 at 4:32 PM, Adam Moffett <[email protected]> wrote: >> >> Interesting....we have BCM48A and TSP-600 with 4x100ah. >> >> >> >> We're not normally getting back to back power outages, so I don't really >> care how long the charge time is. >> >> >> >> How are we pushing it other than the recharge time? If we're doing >> something wrong I really do want to know. >> >> >> >> >> >> >> >> ------ Original Message ------ >> >> From: "Josh Baird" <[email protected]> >> >> To: "[email protected]" <[email protected]> >> >> Sent: 2/6/2017 4:15:10 PM >> >> Subject: Re: [AFMUG] OT: Good source to buy these TSP 360-148 >> >> >> >> Yeah - I'm not sure the BCMU or BCM is the best solution for that large >> of a battery string. If it did work (I guess it probably would), it would >> likely take weeks to charge a string of 4x100Ah batteries. You may want to >> take a look at Eltek/Emerson or the new ICT shelf that was recently >> announced on this list. >> >> >> >> The largest string we have on the BCMU is 4x33Ah, and I have even been >> told this is pushing it, especially with decent charge times. >> >> >> >> On Mon, Feb 6, 2017 at 3:30 PM, Paul McCall <[email protected]> wrote: >> >> 48v. can be as much as 5 or 6 amps on some tower. 120 to 150ah >> batteries (right now 2 of them, but was moving to 4) >> >> >> >> *From:* Af [mailto:[email protected]] *On Behalf Of *Josh Baird >> *Sent:* Monday, February 6, 2017 3:25 PM >> *To:* [email protected] >> *Subject:* Re: [AFMUG] OT: Good source to buy these TSP 360-148 >> >> >> >> How large are your batteries? How large the load? >> >> >> >> On Mon, Feb 6, 2017 at 3:16 PM, Paul McCall <[email protected]> wrote: >> >> Hey guys I am completely new to Traco, so am feeling my way through. It >> seems like power supply itself is not relevant. But the BCM is. Someone >> suggested using a TSP-BCM24 or TSP-BCM48 instead if I already have 2 or >> 4 batteries in place, >> >> >> >> What say you? >> >> >> >> *From:* Af [mailto:[email protected]] *On Behalf Of *George Skorup >> *Sent:* Monday, February 6, 2017 3:08 PM >> >> >> *To:* [email protected] >> *Subject:* Re: [AFMUG] OT: Good source to buy these TSP 360-148 >> >> >> >> Not sure about the HRP. I've had SDR's running for years now. >> >> On 2/6/2017 2:01 PM, Paul McCall wrote: >> >> The meanwell is really a good alternative to this? Just as good? >> >> � >> >> *From:* Af [mailto:[email protected] <[email protected]>] *On >> Behalf Of *Ken Hohhof >> *Sent:* Monday, February 6, 2017 3:00 PM >> *To:* [email protected] >> *Subject:* Re: [AFMUG] OT: Good source to buy these TSP 360-148 >> >> � >> >> Or Mean Well HRP series. >> >> � >> >> *From:* Af [mailto:[email protected] <[email protected]>] *On >> Behalf Of *George Skorup >> *Sent:* Monday, February 6, 2017 1:45 PM >> *To:* [email protected] >> *Subject:* Re: [AFMUG] OT: Good source to buy these TSP 360-148 >> >> � >> >> PSUI is who we order Traco stuff from. Do you need 360W? The Mean Well >> SDR-240-48 is an alternative. That's what I'm using with the Traco >> BCMU360's. If you read the fine print, it's worthless to put 360W behind >> the BCMU. They're rated 240W continuous and 360W for 3.5 minutes. And the >> SDR-240 is ~$70 vs ~$270 for the TSP360. >> >> If you really need it, there's the SDR-480-48, which is only 1/2 the >> price of a TSP360. >> >> On 2/6/2017 1:28 PM, Paul McCall wrote: >> >> Been buying them from one source and they are out of stock.� Need to >> get a few on the road today if possible >> >> � >> >> TSP 360-148 >> >> � >> >> Paul McCall, President >> >> PDMNet, Inc. / Florida Broadband, Inc. >> >> 658 Old Dixie Highway >> >> Vero Beach, FL 32962 >> >> 772-564-6800� >> >> [email protected] >> >> www.pdmnet.com >> >> www.floridabroadband.com >> >> � >> >> � >> >> � >> >> >> >> >> >> >> >> >> >> >> >> >> >> >> > >
