Quote:
Originally Posted by hjeades
Why a heat sink?
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Most ssr's can only survive a few amps without some sort of cooling capacity. A good heatsink is mandatory. See these links for an explanation of heat dissipation requirements for ssr's, or do a search.
http://www.omega.com/ppt/pptsc.asp?r...660&Nav=heac01
http://www.omega.com/temperature/Z/pdf/z119-121.pdf