Certainly willing to look at those - I'd be happy to not mess with DC converters and voltage spike issues. Any specific models you'd suggest to replace El Sids in low head situations? Howie Howie Michaelson Sun Catcher NABCEP Certified Solar PV Installer™ Solar Electric & Heat Pumps Systems Sales & Service 802-272-0004
On Thu, Sep 17, 2020, 11:30 AM Ray <r...@solarray.com> wrote: > Actually best of all: you don't have to run low voltage DC circuits to > the pump room. Another thing about the ECM drive pumps, they have much > higher flow rates available than the El Cids. And if you're worried about > your old school street cred in the off grid world, they are still > technically DC at the drive, for those old timers that insist on DC. > > Ray Walters > Remote Solar > 303 505-8760 > > On 9/17/20 6:54 AM, Dana Orzel wrote: > > I have El-cids in stock & am selling them off. > > I have switched to the new AC technology that Grundfoss & TACO offer. They > are called ECM pumps. Electronically Commutated Pump motors. AC-DC motors, > soft start, variable speed, super-efficient, best of all very QUIET! > > > > > > > > Dana Orzel Great Solar Works, Inc. > > *C - 208.721.7003 d...@solarwork.com > <d...@solarwork.com>* > > Idaho Contractor - # 028765 Idaho PV # 028374 > > NABCEP # 051112-136 www.solarwork.com > > *"Responsible Technologies for Responsible People since 1988" * > > *P* Please consider the environment before printing this email. > > > > _______________________________________________ > List sponsored by Redwood Alliance > > List Address: RE-wrenches@lists.re-wrenches.org > > Change listserver email address & settings: > http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org > > List-Archive: > http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org > > List rules & etiquette: > www.re-wrenches.org/etiquette.htm > > Check out or update participant bios: > www.members.re-wrenches.org > >
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