My B&D CMM1000 24V 19" mower, IIRC, pulls just under 10A when not cutting and something over 20A on initial surge on startup. I only have a digital clamp meter that doesn't react fast enough to know the peak current. Maybe I should look to see if it has a peak hold option.
On Tue, Apr 29, 2014 at 2:56 PM, Michael Ross <[email protected]> wrote: > EVDL Dave R., > > Comparing on a weight basis $/lb (on the theory that weigh goes with Pb > content which goes with quality of design and manufacture and looking at $/ > Ah: > > *#1 13lb* $3.46/lb @ $45 17.2 Ah *$2.62/Ah* > http://www.atbatt.com/genesis-np18-12-12v-172ah-sealed-lead-acid-battery-with-nb-terminal.asp?cr_brand=BB&cr_product=BP17-12#specifications > *Is this the "Hawker Genesis" you were talking about?* > > *#2 14lb* $3.57/lb @ $50 21.6Ah *$2.31/Ah* > this one weighs an additional pound for $5 more: > http://www.atbatt.com/power-sonic-psh-12180nb-fr-sealed-lead-acid- > battery.asp?cr_brand=BB&cr_product=BP17-12 > > *#3 14.1lb* $4.15/lb @ $58.5 22Ah *$2.63/Ah* > http://www.atbatt.com/amstron-12v-22ah-electric-vehicle-agm-battery-nb-terminal.asp?cr_brand=BB&cr_product=BP17-12#specifications > > *#4 14.4lb* $4.38/lb @ $63 18Ah *$3.50/Ah* > http://www.atbatt.com/bb-bp18-12-12v-18ah-agm-battery-w-nb-terminal.asp?cr_brand=BB&cr_product=BP17-12#specifications > > *#5 14.5lb* $4.96/lb @ $72 20Ah *$3.60/Ah* > http://www.atbatt.com/bb-battery-hr22-12-sla-battery.asp?cr_brand=BB&cr_product=BP17-12 > > *#6 15lb *$6.60/lb @ $100 20Ah* $5.00/Ah* > http://www.atbatt.com/bb-evp20-12-12v-20ah-agm-battery-w-nb-terminal.asp?cr_brand=BB&cr_product=BP17-12 > > Raises all sorts of questions... > > Is #3 lying about the Ah? Does the low weigh really me it is not as good > as say #5 which weighs a 180 grams more for an additional $14 each? > > On a pure money for performance basis one of the lowest weigh, least > expensive #2 seems like a good deal. Can 21.6Ah be believed? > > Is there any merit at all to buying #6? Its price point looks terrible, > but on the weight theory is is best. > > This is a great way for me to learn here, if you all are willing to chime > in... > > Mike > > > On Tue, Apr 29, 2014 at 1:11 PM, EVDL Administrator <[email protected]> wrote: > >> On 29 Apr 2014 at 12:06, Lee Hart wrote: >> >> > I have Enersys, Hawker, and Concorde AGMs that are now over 10 years old >> > and still delivering at least half of their original capacity. I also >> have >> > Gates, and Deka gels just as old that are still usable. >> >> I just recently retired the last of a batch of Hawker Genesis AGMs that >> dated from about 1997. They were (well-) used when I got them. >> >> Of 24 equally old Deka Dominator gels, I'm still using 16 (and a couple >> others sit around). Most have 60-90% of their rated capacity. >> >> One of the things I like about these batteries is how low their self >> discharge is. They need only very infrequent charging when in storage. >> >> David Roden - Akron, Ohio, USA >> EVDL Administrator >> >> = = = = = = = = = = = = = = = = = = = = = = = = = = = = = >> EVDL Information: http://www.evdl.org/help/ >> = = = = = = = = = = = = = = = = = = = = = = = = = = = = = >> Note: mail sent to "evpost" and "etpost" addresses will not >> reach me. To send a private message, please obtain my >> email address from the webpage http://www.evdl.org/help/ . >> = = = = = = = = = = = = = = = = = = = = = = = = = = = = = >> >> >> _______________________________________________ >> UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub >> http://lists.evdl.org/listinfo.cgi/ev-evdl.org >> For EV drag racing discussion, please use NEDRA ( >> http://groups.yahoo.com/group/NEDRA) >> >> > > > -- > Put this question to yourself: should I use everyone else to attain > happiness, or should I help others gain happiness? > *Dalai Lama * > > Tell me what it is you plan to do > With your one wild and precious life? > Mary Oliver, "The summer day." > > To invent, you need a good imagination and a pile of junk. > Thomas A. > Edison<http://www.brainyquote.com/quotes/quotes/t/thomasaed125362.html> > > A public-opinion poll is no substitute for thought. > *Warren Buffet* > > Michael E. Ross > (919) 550-2430 Land > (919) 576-0824 <https://www.google.com/voice/b/0?pli=1#phones> Google Phone > (919) 631-1451 Cell > (919) 513-0418 Desk > > [email protected] > <[email protected]> > -------------- next part -------------- > An HTML attachment was scrubbed... > URL: > <http://lists.evdl.org/private.cgi/ev-evdl.org/attachments/20140429/444c4ae3/attachment.htm> > _______________________________________________ > UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub > http://lists.evdl.org/listinfo.cgi/ev-evdl.org > For EV drag racing discussion, please use NEDRA > (http://groups.yahoo.com/group/NEDRA) > -- David D. Nelson http://evalbum.com/1328 http://www.levforum.com _______________________________________________ UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub http://lists.evdl.org/listinfo.cgi/ev-evdl.org For EV drag racing discussion, please use NEDRA (http://groups.yahoo.com/group/NEDRA)
