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Re: vttc_project_picture



Original poster: FIFTYGUY@xxxxxxx In a message dated 2/1/07 10:55:57 P.M. Eastern Standard Time, tesla@xxxxxxxxxx writes:

>Actually, the triac never has to interrupt the line current.  It turns
>on at some point during the half-sine wave, and stays on till the zero
>current crossing (it HAS to, its an SCR, and not a GTO type).

Well, you could force-commutate it, but I doubt anybody would want to go through the trouble for a simple light dimmer.

-Phil LaBudde