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RE: Finding electrical items

Subject: RE: Finding electrical items
From: James Thursby <JThursby@tampabay.rr.com>
Date: Tue, 23 Mar 1999 07:17:25
Hi John, A company called Newark carries them or, Gulf coast avionics here
in Lakeland, Fl. Also stocks the 4, 9, and 16 pin ones.

         Jim Thursby
           N814AT

-----Original Message-----
Behalf Of John Wigney
Sent:        Monday, March 22, 1999 9:47 AM
Cc:        Europa Mail
Subject:        Re: Finding electrical items

John,

Could you advise a source for AMP's Mate-N-Lock connectors, catalog/
mail order or otherwise ? Thanks for your help.

Cheers,
John Wigney, A099
Mooresville NC

JohnJMoran@aol.com wrote:
>
> The AeroElectric Connection has an interesting idea for high current fuses
on
> their web site at  aeroelectric.com.  The area to see is appendix Z, page
Z-2.
>
> Their concept is that a 4 inch length of wire, at least 4 wire sizes
smaller
> than the wire being protected, will work as a fusible link by heating and
> opening before the protected wire is damaged. Damage is limited to melting
of
> the insulation on the fusible link plus heating of anything touching it,
so
> try to isolate the link and/or insulate it with a fiberglass sleeve.
Fusible
> links may be purchased at auto parts stores or made from pieces of tefzel
wire
> using crimp terminals. Fusible links are apparently used in cars to
protect
> certain areas of wiring from screwdrivers dropped into the works.
>
> In my installation I wanted the breakers in the panel but this left the
wires
> between the master relay and the breakers (including the panel connectors)
> unprotected. I added a fusible link to protect these wires, unlikely as a
> failure here is.  Of course, since the link is about 25A and the panel
> connectors are rated at 15A per pin, a connector meltdown is still
possible if
> a short occurs in the panel....
>
> Another fusible link was added between the alternator's regulator and the
> capacitor.  These links replace the high current fuses called for in
Europa's
> diagram.  I added fusible links on the wires controlling the master and
> starter relays for the same reason.  All fusible links are on the engine
side
> of the firewall (to avoid smoke in the cockpit) and are positioned to be
> easily accessed.
>
> For those who are using AMP's Mate-N-Lock connectors for the panel, the
pin
> extraction tool is relatively expensive at $14 -- so naturally I didn't
order
> one since I assumed that I could insert the pins in the proper positions
> flawlessly.  Naturally, old fumble fingers managed to get one in the wrong
> place early on.  A usable extraction tool can be made by drilling out an
inch
> or so of a 3 inch length of 1/8 inch brass tube (available at hobby shops)
so
> that it will slide over the pin - cost is less than $1.
>
> John    A044             Newtown, CT



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