In our enclosures LED on is failure on surge protection. Easy to spot On Jul 31, 2015 11:00 AM, "Josh Luthman" <[email protected]> wrote:
> LED on power is passing and the SS is working > > LED off something is broke. > > 10 amps at lowest of 24v is 240 watts. That's way above spec for the > applicable products we use. > > Josh Luthman > Office: 937-552-2340 > Direct: 937-552-2343 > 1100 Wayne St > Suite 1337 > Troy, OH 45373 > On Jul 31, 2015 12:56 PM, "Chuck McCown" <[email protected]> wrote: > >> Can do. I wonder, should the voltage in LED remain lit when the fuse is >> blown? >> >> *From:* George Skorup <[email protected]> >> *Sent:* Friday, July 31, 2015 10:27 AM >> *To:* [email protected] >> *Subject:* Re: [AFMUG] 48DC Surge Protector >> >> What about a 5x20mm fuse holder on it as well? That would be pretty cool >> and make for less wiring. >> >> On 7/31/2015 11:16 AM, Adam Moffett wrote: >> >> I don't think I've seen one that was anything other than a screw >> terminal. Usually it's the type with a square washer thing under the screw >> head that clamps down when you tighten the screw. Perfect for fork >> terminals, or solid wire. >> >> I was curious about something. Connectronics sells a separate "+/-48V" >> and "-48V" model (82-3750 and 82-8694 respectively). We've only ever used >> the +/- model, which does not ground either power terminal. It does have a >> + and - marked on the terminals and a green LED that turns on when there's >> power present (good feature btw). >> >> I don't understand why there's a -48 version at all. If your equipment >> has a positive ground, and your supply has a positive ground, why would you >> want another positive ground in the middle? >> >> Separately: Thinking about the green LED made me wonder how hard it >> would be to have a red LED come on when the power supply side is connected, >> but there's an open circuit on the load side, such as the load being >> broken/disconnected or the gas tube being popped. >> >> >> So, just two screw terminals that are surge protected to the ground bus. >> That is doable. Put a gas discharge tube on it along with some faster >> semiconductor devices. Some fancy DC power surge protectors have some >> choke coils and an in and an out. >> >> *From:* Jason McKemie <[email protected]> >> *Sent:* Thursday, July 30, 2015 10:09 PM >> *To:* [email protected] >> *Subject:* Re: [AFMUG] 48DC Surge Protector >> >> Just a standard screw terminal would work fine. >> >> On Thursday, July 30, 2015, Chuck McCown <[email protected]> wrote: >> >>> What connectors do you want on it? >>> >>> *From:* Jason McKemie >>> *Sent:* Thursday, July 30, 2015 1:50 PM >>> *To:* javascript:_e(%7B%7D,'cvml','[email protected]'); >>> *Subject:* Re: [AFMUG] 48DC Surge Protector >>> >>> I didn't think he was making anything yet. One that fit in the APC rack >>> mount unit would be perfect. >>> >>> On Thu, Jul 30, 2015 at 2:23 PM, Lewis Bergman < >>> javascript:_e(%7B%7D,'cvml','[email protected]');> wrote: >>> >>>> Chuck has one. >>>> >>>> On Thu, Jul 30, 2015 at 11:45 AM, Jason McKemie < >>>> javascript:_e(%7B%7D,'cvml','[email protected]');> >>>> wrote: >>>> >>>>> Where did you buy these? >>>>> >>>>> On Thu, Jul 30, 2015 at 10:29 AM, Paul McCall < >>>>> javascript:_e(%7B%7D,'cvml','[email protected]');> wrote: >>>>> >>>>>> When we investigated this to protect our 48v syncInjectors…. DJ >>>>>> with Shelby Broadband turned me onto these… we have only had them in >>>>>> place for a few weeks so cant really comment much. >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> http://www.citel.fr/en/produit/citel-AC-power-SPDs/citel-Type-2-DC-surge-protector/surge-protector-DS230DC-series/ds230-48dc.html >>>>>> >>>>>> >>>>>> >>>>>> *From:* Af [mailto: >>>>>> javascript:_e(%7B%7D,'cvml','[email protected]');] *On Behalf Of *Sean >>>>>> Heskett >>>>>> *Sent:* Thursday, July 30, 2015 11:15 AM >>>>>> *To:* javascript:_e(%7B%7D,'cvml','[email protected]'); >>>>>> *Subject:* Re: [AFMUG] 48DC Surge Protector >>>>>> >>>>>> >>>>>> >>>>>> For Ethernet or for just DC power? >>>>>> >>>>>> >>>>>> >>>>>> For Ethernet we use the gigE-APC-POE from wbmfg.com >>>>>> >>>>>> >>>>>> >>>>>> For DC power we use 1,3 or 10 amp "car fuses" in a fuse block. >>>>>> >>>>>> >>>>>> >>>>>> On Thursday, July 30, 2015, Adam Moffett < >>>>>> javascript:_e(%7B%7D,'cvml','[email protected]');> wrote: >>>>>> >>>>>> Does anybody have a SS for DC power lines that they like? Transtector >>>>>> is a little pricey at $200/each so I was looking for alternatives. >>>>>> >>>>> >>>>> >>>> >>>> >>>> >>>> -- >>>> Lewis Bergman >>>> 325-439-0533 Cell >>>> >>> >>> >> >> >>
