X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from fmailhost02.isp.att.net ([204.127.217.102] verified) by logan.com (CommuniGate Pro SMTP 5.2.14) with ESMTP id 3735060 for flyrotary@lancaironline.net; Sun, 28 Jun 2009 00:00:12 -0400 Received-SPF: none receiver=logan.com; client-ip=204.127.217.102; envelope-from=keltro@att.net DKIM-Signature: v=1; q=dns/txt; d=att.net; s=dkim01; i=keltro@att.net; a=rsa-sha256; c=relaxed/relaxed; t=1246161612; h=Content-Type: MIME-Version:In-Reply-To:Message-Id:Date:Subject:To:From; bh=E47QoE zuYGQyh+SjroEYzCyXFqWBu7p2VzK2mKhkHd0=; b=ZQqmxY64H+zciLi5Kyk60B9+Z sA/MnEjBC/NSj/KKqLRuEc36+2s6sH2e7xp0waFT4NfWkqjAXg7zweVqwh28A== Received: from fwebmail15.isp.att.net ([207.115.9.155]) by isp.att.net (frfwmhc02) with SMTP id <20090628035936H0200a7f1te>; Sun, 28 Jun 2009 03:59:36 +0000 X-Originating-IP: [207.115.9.155] Received: from [64.250.217.143] by fwebmail15.isp.att.net; Sun, 28 Jun 2009 03:59:34 +0000 From: "Kelly Troyer" To: "Rotary motors in aircraft" Subject: Re: [FlyRotary] Re: DC/DC Relay Woes Date: Sun, 28 Jun 2009 03:59:34 +0000 Message-Id: <062820090359.1416.4A46EAA60002A3400000058822230704929B0A02D29B9B0EBF019D9B040A05@att.net> In-Reply-To: X-Mailer: AT&T Message Center Version 1 (Mar 2 2009) X-Authenticated-Sender: a2VsdHJvQGF0dC5uZXQ= MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="NextPart_Webmail_9m3u9jl4l_1416_1246161574_0" --NextPart_Webmail_9m3u9jl4l_1416_1246161574_0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Thanks Charlie.............Thinking seriously using one as master for non f= light critical elecrical bus..........Which will include the 13B starter so= lenoid..................... -- Kelly Troyer=20 "Dyke Delta"_13B ROTARY Engine=20 "RWS"_RD1C/EC2/EM2=20 "Mistral"_Backplate/Oil Manifold=20 -------------- Original message from Charlie England : --------------=20 > Hi Kelly,=20 >=20 > I wouldn't hesitate to use an ssr in the right situation. If you find=20 > one that's intended to replace an automotive mechanical relay (available= =20 > just about anywhere), it'll probably be immune to surges since the=20 > originals would control heater motors, cooling fans, etc.=20 >=20 > An obvious use would be to control the new light weight starters with=20 > built-in solenoids. The coil on these starters requires more current=20 > than a typical pushbutton can supply (maybe 10 amps) but much less than= =20 > a typical 'old style' solenoid that must supply the full 200-300 amps to= =20 > the starter.=20 >=20 > For boosting current capability of the tiny control stick mounted=20 > switches & similar stuff, I'd say go for it. If you have room (& the=20 > money) for a regular switch to do the job, then that makes more sense=20 > just for simplicity.=20 >=20 > Charlie=20 > not an EE but have built (& repaired) quite a few electronic gadgets=20 >=20 > Kelly Troyer wrote:=20 > > To Ed and other EE types.............Would you consider using a "SSR"= =20 > > (Solid State Relay) as=20 > > a master relay for all non flight critical electrical=20 > > loads.............Example the "HDD-06V75"=20 > > in the link below...................All opinions=20 > > appreciated...................=20 > >=20 > > http://www.power-io.com/products/hdd.htm=20 > > --=20 > > Kelly Troyer=20 > > "Dyke Delta"_13B ROTARY Engine=20 > > "RWS"_RD1C/EC2/EM2=20 > > "Mistral"_Backplate/Oil Manifold=20 --NextPart_Webmail_9m3u9jl4l_1416_1246161574_0 Content-Type: multipart/related; boundary="NextPart_Webmail_9m3u9jl4l_1416_1246161574_1" --NextPart_Webmail_9m3u9jl4l_1416_1246161574_1 Content-Type: text/html; charset="utf-8" Content-Transfer-Encoding: quoted-printable

Thanks Charlie.............Thinking seriously using one as master = ;for non flight critical elecrical bus..........Which will include the 13B = starter solenoid.....................

--
Kelly Troyer
"Dyke Delta"_1= 3B ROTARY Engine
"RWS"_RD1C/EC2/EM2
"Mistral"_Backplate/Oil Manifol= d

-------------- Original message from Charlie England <cee= ngland@bellsouth.net>: --------------

> Hi Kelly,
>= ;
> I wouldn't hesitate to use an ssr in the right situation. If you= find
> one that's intended to replace an automotive mechanical rela= y (available
> just about anywhere), it'll probably be immune to sur= ges since the
> originals would control heater motors, cooling fans,= etc.
>
> An obvious use would be to control the new light we= ight starters with
> built-in solenoids. The coil on these starters = requires more current
> than a typical pushbutton can supply (maybe = 10 amps) but much less than
> a typical 'old style' solenoid that mu= st supply the full 200-300 amps to
> the starter.
>
> = For boosting current capability of the tiny control stick mounted
> = switches & similar=20stuff, I'd say go for it. If you have room (& = the
> money) for a regular switch to do the job, then that makes mor= e sense
> just for simplicity.
>
> Charlie
> no= t an EE but have built (& repaired) quite a few electronic gadgets
= >
> Kelly Troyer wrote:
> > To Ed and other EE types...= ..........Would you consider using a "SSR"
> > (Solid State Relay= ) as
> > a master relay for all non flight critical electrical > > loads.............Example the "HDD-06V75"
> > in the = link below...................All opinions
> > appreciated........= ...........
> >
> > http://www.power-io.com/products/hd= d.htm
> > --
> > Kelly Troyer
> > "Dyke Delta= "_13B ROTARY Engine
> > "RWS"_RD1C/EC2/EM2
> > "Mistral= "_Backplate/Oil Manifold

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