X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Wed, 02 May 2012 16:32:14 -0400 Message-ID: X-Original-Return-Path: Received: from mail-yw0-f52.google.com ([209.85.213.52] verified) by logan.com (CommuniGate Pro SMTP 5.4.5) with ESMTPS id 5519849 for lml@lancaironline.net; Wed, 02 May 2012 15:32:28 -0400 Received-SPF: pass receiver=logan.com; client-ip=209.85.213.52; envelope-from=pjdmiller@gmail.com Received: by yhpp61 with SMTP id p61so1586741yhp.25 for ; Wed, 02 May 2012 12:31:54 -0700 (PDT) Received: by 10.236.145.168 with SMTP id p28mr10720907yhj.4.1335987113998; Wed, 02 May 2012 12:31:53 -0700 (PDT) X-Original-Return-Path: Received: from [192.168.15.103] ([67.8.30.163]) by mx.google.com with ESMTPS id y12sm4240559anm.9.2012.05.02.12.31.52 (version=TLSv1/SSLv3 cipher=OTHER); Wed, 02 May 2012 12:31:53 -0700 (PDT) From: Paul Miller Mime-Version: 1.0 (Apple Message framework v1084) Content-Type: multipart/alternative; boundary=Apple-Mail-17--949857191 Subject: Re: [LML] Re: Contactors vs Solid State Relays X-Original-Date: Wed, 2 May 2012 15:31:51 -0400 In-Reply-To: X-Original-To: "Lancair Mailing List" References: X-Original-Message-Id: <2F409286-B9C3-449C-8BD9-69D4E09FA3AA@gmail.com> X-Mailer: Apple Mail (2.1084) --Apple-Mail-17--949857191 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=windows-1252 Well, Bill, using 1960's NOS parts for a modern airplane? That's about = the dumbest idea I've heard today. Paul Legacy Spruce Creek (P.S. I'm using a dozen 1961 NOS spark plugs and the Legacy purrs much = better than my mega-ohm'd resistance chumpions so good luck as I'm = thinking your relay is well preserved and well built). =20 On 2012-05-02, at 3:15 PM, Bill Wade wrote: > =20 > Aircraft Spruce carries a solid-state =93Superswitch=94 contactor = from Lamar Technologies. Has anyone used these? > =20 > FWIW there are a number of NOS 24V 50A Leach contactors for sale on = Ebay. I got a few with the idea of replacing the hydraulic pump relay = supplied by Lancair. They arrived in sealed original packaging- no date = of manufacture but my guess is 50=92s or 60=92s. The exposed insulation = appears to be sound and the units function properly. > =20 > The Leach unit weighs 8.12 oz., about 5 oz. less than the Lancair = style and the windings measure 152.7 Ohms vs. 62.7. The pump draws about = 30A at system pressure according to the Oildyne chart. Comments? > =20 > Thanks- Bill Wade --Apple-Mail-17--949857191 Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=windows-1252 Well, = Bill, using 1960's NOS parts for a modern airplane? That's about = the dumbest idea I've heard = today.

Paul

Legacy

Spruce = Creek

(P.S. I'm using a dozen 1961 NOS spark plugs and = the Legacy purrs much better than my mega-ohm'd resistance chumpions so = good luck as I'm thinking your relay is well preserved and well built). =

On 2012-05-02, at 3:15 PM, Bill Wade wrote:

Aircraft Spruce carries a solid-state = =93Superswitch=94 contactor from Lamar Technologies. Has anyone used = these?

FWIW there are a number of NOS 24V 50A Leach = contactors for sale on Ebay. I got a few with the idea of replacing the = hydraulic pump relay supplied by Lancair. They arrived in sealed = original packaging- no date of manufacture but my guess is 50=92s or = 60=92s. The exposed insulation appears to be sound and the units = function properly.

= The Leach unit weighs 8.12 oz., about 5 oz. less than the Lancair style = and the windings measure 152.7 Ohms vs. 62.7. The pump draws about 30A = at system pressure according to the Oildyne chart. = Comments?

= Thanks- Bill = Wade

= --Apple-Mail-17--949857191--