Better yet exchange them to discount your new battery... Josh Luthman Office: 937-552-2340 Direct: 937-552-2343 1100 Wayne St Suite 1337 Troy, OH 45373
"When you have eliminated the impossible, that which remains, however improbable, must be the truth." --- Sir Arthur Conan Doyle On Tue, Aug 4, 2009 at 11:16 AM, Marlon K. Schafer <o...@odessaoffice.com>wrote: > Old batteries are worth money. The local napa will take them for free. > marlon > > ----- Original Message ----- > From: Brian Webster > To: WISPA General List > Sent: Monday, August 03, 2009 6:41 PM > Subject: Re: [WISPA] Small auto start generator > > > And don't forget the disposal costs of batteries when they are no longer > functional. Telephone companies have an extensive HAZMAT documentation and > chain of custody requirement for their switch batteries. Don't think this > industry will get away with not having some requirement like that for long > :-) > > > > Thank You, > Brian Webster > <!--[endif]--> > > > > Tom DeReggi wrote: > Patrick, > > In general, sounds like good advice. > > To clarify our intent, in posting..... > > >From yr 2000-2008, our model was to.... > > 1) Have minimum 12 hour run-time of battery for core cell sites. > 2) Have contingency plan for hooking up a mobile gasoline powered > generator, > in longer lasting Emergencies. > (We have a couple hot spare generators) > > Why are we changing our view point? > > 1) Many of the batteries have now died, and need replaced. Batteries are > still very expensive. Propaine Generators have come way down in price (aka > Generac) In most case, the generator will be less expensive than the > batteries, based on watt load at the sites. > > 2) Our network has grown, but our staff size has shrunk. We realize the > challenge that more than one site can loose power at once, and harder to > get > to multiple locations at once with generators. > Its hard to know when batteries will hold or not, when towards the end > of their life, so its always a rush with the genrators. 9/10 cases by the > time we get generators onsite, the power gets restored within minutes. > > 3) Its easy to throw a generator on a Grant Application :-) > > We believe permanent onsite generators would likely increase uptime, and > not > necessarilly be more expensive, for some of our sites. (We'd of course > still > keep some patteries inline) The question is whether it will be more hassle > than we realize to re-fill them and inspect them. Some people told me > quarterly inspections are needed, or sometimes they do not start when > needed. > > We are already connected to building generators, where we were allowed to, > so we are looking at sites where our only option was to put in our own. > I'm still uncertain what objections or preferences property management > would > have for this type stuff. For example, whether they would be concerned > about it blowing up if a gas leak occured. > > I actually have one building in mind wher egetting a new electrical > connector from the roof to the ground would be really a big pain. Would > require Xray and drilling every floor of 20. > There I'd like to put a roof mounted propaine generator. I was thinking > maybe the best option is to just have a small external tank, and swap the > tank after use? > > I would think where there is pre-existing riser space, I'd want to mount on > ground level, and run thick gauge AC wire up. > > Mostly I was wondering if management companies look for specific features > for the device, or if Generac would offer all standard features to meet the > requirements of code and property managers. > > For our smaller watt sites, we'd of course stick with batteries. > > Tom DeReggi > RapidDSL & Wireless, Inc > IntAirNet- Fixed Wireless Broadband > > > ----- Original Message ----- > From: "Patrick Shoemaker" <shoemak...@vectordatasystems.com> > To: "WISPA General List" <wireless@wispa.org> > Sent: Monday, August 03, 2009 9:07 AM > Subject: Re: [WISPA] Small auto start generator > > > Yes, it's possible to get a generator installed on a roof, but it will > be an expensive project in our area due to the code compliance issues. > However, most commercial buildings will have a preexisting emergency > power system for critical loads installed already. There are strict > requirements such as sub 10 second startup times, routine testing, and > fuel availability requirements. If you talk to the building engineer, > you might be able to convince them to allow you a small amount of power > from an emergency circuit. The buildings I am in do this for most of > their tenants for phone systems, etc. > > Failing that, have an electrician run conduit to the parking lot and > place a power inlet down there. Be sure to have 24 hours of battery > capacity, and use a trailer-mounted generator in the parking lot for the > rare outage that lasts longer than the batteries. > > > Patrick Shoemaker > Vector Data Systems LLC > shoemak...@vectordatasystems.com > office: (301) 358-1690 x36 > http://www.vectordatasystems.com > > > Tom DeReggi wrote: > While on the topic of generators..... > > Anyone have advice on how to accommodate generators in Commercial > Multi-tenant buildings. > > Several things come to mind... Gas generators are definately not allowed > on > roofs, for fire safety reasons. > Adequate ventilation is likely needed for either gas or Propain > generators. > > What type propain generators would likely gain permission to get > installed > in a rooftop penthouse? or Roof? > > If a propain generator was used on a top floor, how would Propain get > re-fueled easilly? > Is is standard proceedure to have removable tanks, and just have new > tanks > swapped (like a gas grill).? > Or is is customary to have tanks on the ground level? > Or is it always standard to put the generator at ground level, and run AC > wire up to the roof level? > Do propain gas trucks have long enough hoses to reach rooms inside > parking > garages? Not likely will fit driving into parking garage? > > Do property owners worry about propain blowing up, and have limits to > where > the tanks can be placed? > > I'm sure some of this is in local building code. And I can probably best > guess some of the answers for above. > > But what re other people doing, to both install and maintain at the > lowest > dollar cost.? > > I saw those Generac propain models before, and they are very affordable. > Just wondering if feasible to install them on roofs/penthouses. > > Tom DeReggi > RapidDSL & Wireless, Inc > IntAirNet- Fixed Wireless Broadband > > > ----- Original Message ----- > From: "Jerry Richardson" <jrichard...@aircloud.com> > To: "WISPA General List" <wireless@wispa.org> > Sent: Sunday, August 02, 2009 3:08 PM > Subject: Re: [WISPA] Small auto start generator > > > Thank you, > That is very good advice. After some research, I'm leaning toward a UPS. > > A pair of good AGM batteries and charge controller will cost less and be > far less maintainence. Then I'd just run the CMM off the batteries @ > 24VDC. > > Thanks again > Jerry > > > -----Original Message----- > From: wireless-boun...@wispa.org [mailto:wireless-boun...@wispa.org] On > Behalf Of Gary Garrett > Sent: Sunday, August 02, 2009 11:59 AM > To: WISPA General List > Subject: Re: [WISPA] Small auto start generator > > Small generators do not auto start very reliably. > When cold or dampness causes hard starting the starter can overheat and > burn out. Generally you need an electric choke to start gas engines, > propane can "flood" and need to rest before trying again, diesel can be > REAL hard to start when cold. Auto starters can not adapt to changing > conditions. > Our best generator is a Propane Ford inline 6 cyl. 25 KW 3 phase. (1955 > Model) > The monitor cranks for 1 min then rests and tries 3 times. Everything is > adjustable. It knows to stop cranking when it sees AC voltage from the > Gen. so the motor over runs the starter for just a few seconds. Only a > huge starter motor can take this abuse and last unattended. > > You may be money ahead to find out why the existing generator is not > starting and get it fixed. > > Jerry Richardson wrote: > We rent on a tower that is suspposed to have gen-set backup but it > does > not start reliably. > > Any recommendations on a small auto-start generator? We only need to > power a CMMmicro - ~100watts. > > Thanks > > > > __________________________________ > Jerry Richardson > airCloud Communications > > > > > > -------------------------------------------------------------------------------- > WISPA Wants You! 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