X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Thu, 03 May 2012 13:20:51 -0400 Message-ID: X-Original-Return-Path: Received: from [69.146.254.18] (HELO exchange.arilabs.net) by logan.com (CommuniGate Pro SMTP 5.4.5) with ESMTPS id 5521341 for lml@lancaironline.net; Thu, 03 May 2012 12:33:03 -0400 Received-SPF: none receiver=logan.com; client-ip=69.146.254.18; envelope-from=kevin@arilabs.net Received: from exchange.arilabs.net ([10.100.100.1]) by exchange.arilabs.net ([10.100.100.1]) with mapi; Thu, 3 May 2012 10:32:24 -0600 From: Kevin Stallard X-Original-To: Lancair Mailing List X-Original-Date: Thu, 3 May 2012 10:32:23 -0600 Subject: RE: [LML] Re: Contactors vs Solid State Relays Thread-Topic: [LML] Re: Contactors vs Solid State Relays Thread-Index: Ac0pKDpeGkpSbbCiRFehRGhHRA3PlwAIXQJw X-Original-Message-ID: <779FE3D761D7B741813E300858A248CF04E4517E@exchange.arilabs.net> References: In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: acceptlanguage: en-US Content-Type: multipart/alternative; boundary="_000_779FE3D761D7B741813E300858A248CF04E4517Eexchangearilabs_" MIME-Version: 1.0 --_000_779FE3D761D7B741813E300858A248CF04E4517Eexchangearilabs_ Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable I noticed in the catalog link of the original post that there is a "Latchin= g Solenoid" Apparently current is only applied to the coil when you want t= o turn it on or off. The one thing to think about though is that you have= to apply current to the coil to turn it off. It is model number 24200 in the link below: Cole Hershee 24115 (http://www.elecdirect.com/Data/ProductPDFs/CHh1.pdf) --Kevin From: Lancair Mailing List [mailto:lml@lancaironline.net] On Behalf Of Bill= Wade Sent: Thursday, May 03, 2012 6:28 AM To: lml@lancaironline.net Subject: [LML] Re: Contactors vs Solid State Relays Thanks Paul- I'm of the same vintage as the relay but considerably = more failure prone and less predictable- probably the weakest link in the w= hole plane. I've had some experience with antique vehicles so I imagine the lacquer o= n the windings and insulation materials would still be good- I'm curious ab= out the resistance readings. I have a very basic education from studying Th= e AeroElectric Connection 15 years ago so I hope to learn more. I'm guessing the Leach has more windings of finer wire. Would that make i= t more likely to overheat than the Lancair unit? Does it suggest anything a= bout the intended applications? Thanks- Bill Wade --_000_779FE3D761D7B741813E300858A248CF04E4517Eexchangearilabs_ Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

I noticed= in the catalog link of the original post that there is a “Latching S= olenoid” Apparently current is only applied to the coil when yo= u want to turn it on or off. The one thing to think about thoug= h is that you have to apply current to the coil to turn it off.<= /span>

It is model number 24200 in the link below:<= /span>

C= ole Hershee 24115 (http://www.elecdirect.com/Data/ProductPDFs/CHh1.pdf)=

=

--Kevin

&nbs= p;

From: Lancair Mailing L= ist [mailto:lml@lancaironline.net] On Behalf Of Bill Wade
Sent= : Thursday, May 03, 2012 6:28 AM
To: lml@lancaironline.netSubject: [LML] Re: Contactors vs Solid State Relays

=

Thanks Paul-

= = &nb= sp; I’m of the same vintage as the rela= y but considerably more failure prone and less predictable- probably the we= akest link in the whole plane.

&n= bsp;

I’ve had some ex= perience with antique vehicles so I imagine the lacquer on the windings and= insulation materials would still be good- I’m curious about the resi= stance readings. I have a very basic education from studying The AeroElectr= ic Connection 15 years ago so I hope to learn more.

I&= #8217;m guessing the Leach has more windings of finer wire. Would that make= it more likely to overheat than the Lancair unit? Does it suggest anything= about the intended applications?

Thanks- Bill Wade

= --_000_779FE3D761D7B741813E300858A248CF04E4517Eexchangearilabs_--