X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Tue, 03 Nov 2009 08:21:37 -0500 Message-ID: X-Original-Return-Path: Received: from elasmtp-junco.atl.sa.earthlink.net ([209.86.89.63] verified) by logan.com (CommuniGate Pro SMTP 5.2.17) with ESMTP id 3913713 for lml@lancaironline.net; Mon, 02 Nov 2009 16:03:29 -0500 Received-SPF: none receiver=logan.com; client-ip=209.86.89.63; envelope-from=colyncase@earthlink.net DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=dk20050327; d=earthlink.net; b=oNTtwPu9fP6s56mGGHZ6ICnFOaZ36xYHiRUx76nuVRJX6pRNp6p7+STq3CFWVLo8; h=Received:Message-ID:From:To:References:Subject:Date:MIME-Version:Content-Type:X-Priority:X-MSMail-Priority:X-Mailer:X-MimeOLE:X-ELNK-Trace:X-Originating-IP; Received: from [216.57.118.63] (helo=ccaselt3) by elasmtp-junco.atl.sa.earthlink.net with esmtpa (Exim 4.67) (envelope-from ) id 1N543C-0001PR-Pj for lml@lancaironline.net; Mon, 02 Nov 2009 16:02:55 -0500 X-Original-Message-ID: <075d01ca5bff$d6687b00$668c020a@nvidia.com> From: "Colyn Case at earthlink" X-Original-To: "Lancair Mailing List" References: Subject: Re: [LML] Re: L-IVP Battery Cooling X-Original-Date: Mon, 2 Nov 2009 16:02:50 -0500 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_075A_01CA5BD5.ED43DDD0" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.3598 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3350 X-ELNK-Trace: 63d5d3452847f8b1d6dd28457998182d7e972de0d01da940566a22bd6655be34a7eb535b23bc8730350badd9bab72f9c350badd9bab72f9c350badd9bab72f9c X-Originating-IP: 216.57.118.63 This is a multi-part message in MIME format. ------=_NextPart_000_075A_01CA5BD5.ED43DDD0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Bill said, I think the only drawback to a remote=20 > location is the extra weight of the longer cables and perhaps W&B=20 > oncerns. -Bill Wade Probably most people would agree. However, I would want a very positive way to disconnect the battery from a) the starter and b) whatever else = might short. Burning insulation in the cabin is seriously no fun. We had a post = recently of a guy with a stuck starter contactor that couldn't get it to let go. Your = next line of defense would be the main battery contactor itself in that situation. For those two = situations you want a really high quality, high break current, contactor at the starter and = main battery. If it were me I wouldn't accept anything less than a wr582 but actually I went with kilovac ev200s. ....but being a little imaginative with the other scenarios, suppose you = somehow stressed one of the biggish ring terminals on your grid or ground bus and that wire = was just wondering around looking for something to connect with. Good workmanship is the best = defense, but for that particular situation, if you had the batteries in the back, wouldn't you want = something near the front that would take the battery out of the loop? =20 It is really amazing how long a big battery can keep an electrical fire = going if you can't get the thing off line. My plan therefore is to make sure something else opens or fuses before = the wire melts down. ------=_NextPart_000_075A_01CA5BD5.ED43DDD0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Bill said,
I think the only drawback to a = remote
>=20 location is the extra weight of the longer cables and perhaps W&B =
>=20 oncerns.  -Bill Wade
Probably most people would agree.  = However, I=20 would want a very positive
way to disconnect the battery from a) = the starter=20 and b) whatever else might short.
Burning insulation in the cabin is = seriously no=20 fun.   We had a post recently of a guy
with a stuck starter contactor that = couldn't get it=20 to let go.   Your next line of defense would
be the main battery contactor itself in = that=20 situation.  For those two situations you want
a really high quality, high break = current,=20 contactor at the starter and main battery.  If it were me I = wouldn't=20 accept anything
less than a wr582 but actually I went = with kilovac=20 ev200s.
 
....but being a little imaginative with = the other=20 scenarios, suppose you somehow stressed one
of the biggish ring terminals on your = grid or=20 ground bus and that wire was just wondering around
looking for something to connect=20 with.     Good workmanship is the best defense, but = for that=20 particular
situation, if you had the batteries in = the back,=20 wouldn't you want something near the front that would
take the battery out of the = loop?  =20
 
It is really amazing how long a big = battery can=20 keep an electrical fire going if you can't get the thing off = line.
 
My plan therefore is to make sure = something else=20 opens or fuses before the wire melts down.
 
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