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Old 14th Jan 2021, 10:56 pm   #19
Maarten
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Join Date: Dec 2007
Location: Haarlem, Netherlands
Posts: 4,203
Default Re: When is a capacitor not across the mains.

Quote:
Originally Posted by ChristianFletcher View Post
Thanks for the discussion. My understanding of X rated capacitor is they are actually designed to fail short circuit as the method of protection is to blow the fuse.
They may fail either open or short. They may not fail somewhere in between and start a fire. Mind you, some paper caps only fulfil that criterion when they're new...

Y capacitors on the other hand, should only fail open.
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