[RE-wrenches] Another pump quesiton

[Howie Michaelson]

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 <ray at 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                       dana at solarwork.com
> <dana at 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 at 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
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.re-wrenches.org/pipermail/re-wrenches_lists.re-wrenches.org/attachments/20200917/cd6f83bf/attachment.htm>