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RE: Relay contact arc suppression

From: Bruce Cannon   bcbrucecannon.org
Date: Thu, 19 Aug 2004 10:55:25 -0700

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Hi Sandor:

A high-current diode right across the solenoid terminals should do it.

--Bruce


> The relays I would like to use have contacts rated for 24volts 1amp.  I'm
> going to use them to switch on and off a 24 volt solenoid.  I 
> would like to
> put in place some arc suppression circuitry, to reduce arcing 
> when the relay
> switches off.  I just want to prolong the life of the relay in this
> application.  I've checked on the internet and found a number of 



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