Is a ground pin routed thru a switch or is it always wired to Earth irrespective of the switch or the button on the socket panel? - Quora
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Why is my Arduino's GND pin emitting power instead of grounding it? - Electrical Engineering Stack Exchange
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Heyco® Heavy Duty Ground Pins – Male | Folded Pins and Mating Chart | Power Components | heyco-products.com
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