Is it me?

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gkenyon:
Certainly looks like the primary of the driver is required to be earthed.
At least that's what the IEC 60417-5017 symbol is telling me …
And there is no double square symbol. However, if the drivers are parts of luminaires, what does the information on their labels say?
gkenyon:
Certainly looks like the primary of the driver is required to be earthed.
At least that's what the IEC 60417-5017 symbol is telling me …
And there is no double square symbol. However, if the drivers are parts of luminaires, what does the information on their labels say?
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