fyi i dont think Helios makes anything, those are just rebranded ict fuse panels at a (I presume) a premium
On Mon, Jun 28, 2021 at 6:03 PM Robert <i...@avantwireless.com> wrote: > > https://www.amazon.com/WINDCAMP-Connector-Distributor-Compatible-Powerpole/dp/B01KBTF7C0/ref=sr_1_2_sspa?crid=3P2FM03UBYIWV&dchild=1&keywords=anderson+powerpole+distribution+block&qid=1624928516&sprefix=anderson+powerpole+%2Caps%2C243&sr=8-2-spons&psc=1&spLa=ZW5jcnlwdGVkUXVhbGlmaWVyPUEyUEEzVkRTMk5RQjgyJmVuY3J5cHRlZElkPUEwMjg2MjYwQ0NNSDRPUkxTUDYyJmVuY3J5cHRlZEFkSWQ9QTA0MTg5OTYxRE00OEg0N05DUTY4JndpZGdldE5hbWU9c3BfYXRmJmFjdGlvbj1jbGlja1JlZGlyZWN0JmRvTm90TG9nQ2xpY2s9dHJ1ZQ== > > On 6/28/21 3:19 PM, TJ Trout wrote: > > (tower top) > > On Mon, Jun 28, 2021 at 3:18 PM TJ Trout <t...@voltbb.com> wrote: > >> >> https://www.amazon.com/gp/product/B08PT3PXSB/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1 >> >> On Mon, Jun 28, 2021 at 2:58 PM Robert <i...@avantwireless.com> wrote: >> >>> Anderson Power pole gear. >>> >>> On 6/28/21 2:33 PM, Nate Burke wrote: >>> > How do you distribute the 48/24v power? A row of fused links? circuit >>> > breakers? That's always been the part that looks cobbled together. I >>> > see Windstream rectifier racks with wire nuts, and wire just hanging >>> > out in the open, and an autozone inverter sitting on a shelf, so >>> > apparently even the Telco's don't always have good solutions. >>> > >>> > On 6/28/2021 12:35 PM, dmmoff...@gmail.com wrote: >>> >> You already pointed out the major plus to A/C power: It's simple. >>> >> Any joker >>> >> can come along and plug something in. Almost every device has a >>> 110VAC >>> >> option. >>> >> >>> >> UPS's are looking cheaper because you're getting used/refurb. You'll >>> >> come >>> >> out more comparable with a new DC system compared to a new UPS with >>> >> similar >>> >> runtime and capacity. >>> >> >>> >> I've never had a UPS as reliable as a rectifier. A handful of >>> >> failures out >>> >> of dozens over several years does not actually sound reliable at >>> >> all. It's >>> >> obviously tolerable to you in your scenario, but it's not telecom >>> >> reliability. Scale that up to 100's of deployments and you'll be >>> >> chasing >>> >> dead UPS's more often than you'll want to. >>> >> >>> >> The good rectifier systems will be -48v because that's the standard >>> for >>> >> telecom power. If you're in Ubiquiti/Mikrotik land you'll have to use >>> >> converters to +24V. If you're in Cisco/Juniper/Arista land then it >>> >> can all >>> >> be -48v and then you don't need the converters. >>> >> >>> >> I absolutely have been where you are now. If you're on a budget >>> >> where what >>> >> you can afford is the used APC XL then maybe you just stick with >>> >> that. DC >>> >> plant is better, but you will pay more for it and you'll pay more for >>> >> the >>> >> routers and switches designed for it. >>> >> >>> >> These are all statements of opinion, but it's opinion informed by 22 >>> >> years >>> >> of playing this game. >>> >> >>> >> -Adam >>> >> >>> >> >>> >> -----Original Message----- >>> >> From: AF <af-boun...@af.afmug.com> On Behalf Of Nate Burke >>> >> Sent: Monday, June 28, 2021 12:58 PM >>> >> To: Animal Farm <af@af.afmug.com> >>> >> Subject: [AFMUG] Tower UPS's (again) >>> >> >>> >> We've been using the APC SmartUPS 750XL as a Tower UPS for several >>> >> years. >>> >> Put 2-8 100+AH AGM Batteries on them, and they've been rock solid for >>> >> us. I >>> >> can think of only a handful of failures in the dozens deployed over >>> >> the last >>> >> several years. I used to source them off ebay for $50-$70 each, but >>> >> they're >>> >> becoming more and more scarce. Anybody have a recommendation for a >>> >> simple >>> >> UPS that will do all the monitoring that the APC does and accept big >>> >> batteries? >>> >> >>> >> We're a Metro-Rural Area, our power outages are usually measured in >>> >> Hours, >>> >> not days. So I'm not as concerned with the inefficiency of doing the >>> >> DC/AC/DC Conversion for Runtime, just power stability during >>> >> outages/fluctuations. I like the ease of connecting the external >>> >> batteries to the APC, since the XL line has an Anderson plug on the >>> >> back for >>> >> them, and has a larger charger than the normal UPS, so recharge times >>> >> are >>> >> very quick. >>> >> >>> >> When the boss goes to the WISPA Shows, his head is filled with all >>> >> kids of >>> >> ideas, so he want's me to investigate doing everything as a DC Plant, >>> >> When I >>> >> price that out, with chargers, voltage converters (24/48), inverters, >>> >> fuse >>> >> protection, LVD, Monitoring, etc, it always seems like the price is a >>> >> couple >>> >> hundred dollars of parts and it would be cobbled together. >>> >> >>> >> Am I missing something with doing a DC Plant? I see the telco's at >>> the >>> >> sites using a rackmount rectifier with power supply modules, but >>> >> those are a >>> >> several hundred by themselves, and they are only 48V, they don't have >>> to >>> >> worry about 24v radios. When I build a site now, I drop in 2 >>> >> batteries, and >>> >> the APC, and the site is up and running in a couple minutes. A DIN >>> rail >>> >> with a couple power supplies and the box is done, and has fully >>> >> monitored >>> >> power, and I can plug in whatever I want without any equipment >>> >> modifications. >>> >> >>> >> -- >>> >> AF mailing list >>> >> AF@af.afmug.com >>> >> http://af.afmug.com/mailman/listinfo/af_af.afmug.com >>> >> >>> >> >>> > >>> > >>> >>> >>> -- >>> AF mailing list >>> AF@af.afmug.com >>> http://af.afmug.com/mailman/listinfo/af_af.afmug.com >>> >> > > -- > AF mailing list > AF@af.afmug.com > http://af.afmug.com/mailman/listinfo/af_af.afmug.com >
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