Return-Path: Received: from fed1rmmtao03.cox.net ([68.230.241.36] verified) by logan.com (CommuniGate Pro SMTP 4.3c1) with ESMTP id 741402 for flyrotary@lancaironline.net; Wed, 16 Feb 2005 10:33:32 -0500 Received-SPF: none receiver=logan.com; client-ip=68.230.241.36; envelope-from=ALVentures@cox.net Received: from BigAl ([68.7.14.39]) by fed1rmmtao03.cox.net (InterMail vM.6.01.04.00 201-2131-117-20041022) with ESMTP id <20050216153246.WRJL28604.fed1rmmtao03.cox.net@BigAl> for ; Wed, 16 Feb 2005 10:32:46 -0500 From: "Al Gietzen" To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Re: Battery voltage (was: Racetech RV6A Forced Landing) Date: Wed, 16 Feb 2005 07:33:01 -0800 Message-ID: <000501c5143c$cd0494f0$6400a8c0@BigAl> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0006_01C513F9.BEE154F0" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.6626 Importance: Normal In-Reply-To: X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2180 This is a multi-part message in MIME format. ------=_NextPart_000_0006_01C513F9.BEE154F0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable >What would you expect the battery to show under starting load. >George ( down under) =20 The Hawker Odyssey PC 680 that most folks use has an internal=20 resistance of 0.007 Ohms. A typical starter draws perhaps 200 amps in = cold=20 weather.=20 =20 Peak, or steady state? Or very very cold. Due to an initial wiring = mixup; I started my 20B a number of times with the starter current going through = a 40A fuse and a 60A diode before the fuse blew. Diode was not damaged. = Temps were probably close to 70F, so not cold. =20 Al ------=_NextPart_000_0006_01C513F9.BEE154F0 Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable

>What would you expect the battery to show under starting = load.

>George ( down under)

 

       &nbs= p; The Hawker Odyssey PC 680 that most folks use has an internal =

resistance of 0.007 Ohms. A typical starter draws perhaps 200 amps in cold =

weather.

 <= /font>

Peak, or = steady state? Or very very cold.  Due to an initial wiring mixup; I started my = 20B a number of times with the starter current going through a 40A fuse and a = 60A diode before the fuse blew. Diode was not damaged.  Temps were = probably close to 70F, so not cold.

 <= /font>

Al

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