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Buzzing photocell
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Topic: Buzzing photocell (Read 4396 times)
Mercuryvapor123
Newbie
Posts: 66
Buzzing photocell
«
on:
September 03, 2015, 03:57:25 PM »
I have a couple of vintage NOS American Electric photocontrols and they still buzz after shutting the lamp off what causes this and can I fix it??
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Mike
Professional lighting engineer
Posts: 1226
This Image Brought to You by: McCann Lighting Co.
Re: Buzzing photocell
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Reply #1 on:
September 03, 2015, 09:39:53 PM »
The relay is buzzing. Some PCs do that; not sure why. Shouldn't be an issue. As long as the contacts don't arc (lamp flickers/dims and PC buzzes/chattered violently) before the PC shuts the light off then it's probably fine.
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