[Milsurplus] HOT PE-73 Contactor solenoid Redux
Bruce Gentry
ka2ivy at verizon.net
Mon Jul 25 06:38:58 EDT 2011
Laura and Jim wrote:
> Confirmed that the contactor assembly is a 28VDC one and completed testing it today. It is the solenoid winding that gets hot. Ran it by itself w/28VDC on it; clicked shut and it heated up in a couple of minutes. Disconnected power from it and jumped the contacts. Ran just fine after yelling into the aether for a half hour yesterday night. Barely warm to the touch. PS - Thanks for the "remove the end-bells" comments. Works very well and the dyno is happy.
>
> So........Mouser or Allied? Any recommendations? Even better - any spares? If I knew the specs (resistance, amps), maybe I could disassemble the unit and re-wind the solenoid myself......?
>
> Cheers!
>
> Jim Falls
> K6FWT
> Eureka, CA
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WW Grainger supply sells a variety of 24 volt DC contactors for golf
carts and floor scrubbers that will work great, and should fit in the
place of the original. Unfortunately, they are real @$$ #0IE$ about
selling to anyone but a business, so you would most likely have to find
someone with an account there to get it for you. Also, try a place that
services floor scrubbers or fork trucks. They may have scrappers and be
willing to sell you a contactor at a very low price. Be sure the
contactor you get is rated for continuous duty, some are intermiitent
only. Good luck!
Bruce, KA2IVY
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