Return-Path: Sender: (Marvin Kaye) To: flyrotary Date: Sun, 09 Mar 2003 08:55:03 -0500 Message-ID: X-Original-Return-Path: Received: from smtp03.wlv.untd.com ([209.247.163.66] verified) by logan.com (CommuniGate Pro SMTP 4.0.6) with SMTP id 2046830 for flyrotary@lancaironline.net; Sat, 08 Mar 2003 00:10:16 -0500 Received: (qmail 18964 invoked from network); 8 Mar 2003 05:10:12 -0000 Received: from dialup-65.58.192.2.dial1.tampa1.level3.net (HELO netzero.net) (65.58.192.2) by smtp03.wlv.untd.com with SMTP; 8 Mar 2003 05:10:12 -0000 X-Original-Message-ID: <3E697B27.9010205@netzero.net> X-Original-Date: Sat, 08 Mar 2003 00:09:59 -0500 From: Finn Lassen User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.0.1) Gecko/20020823 Netscape/7.0 (nscd2) X-Accept-Language: en-us, en MIME-Version: 1.0 X-Original-To: Rotary motors in aircraft Subject: Re: [FlyRotary] Re: Starter solenoid References: Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit I think the RadioShack 30 Amp relay pulls about 0.1 Amps. Please re-read my posting,. Finn Ernest Christley wrote: > Finn Lassen wrote: > >> Had the same thought. However, when measured, the solenoid on my new >> starter pulls more than 10 Amps! >> So I left my 30Amp RadioShack relay in place. My starter switch is >> only rated for 5 amps (at 120 VAC). >> > > Be careful, Finn. A switch rated for AC will take much less DC > current. The reason being that electrons don't actually move all that > much in AC. They just sorta shuffle back and forth, never actually > getting anywhere much. > > 'Course, you may very well know this, and if your setup works that is > all the proof you need. But it took me some time before I discovered > why that 30A AC switch was cheap and small, while the 5A DC switch was > big and expensive. >