Can equipment which is supplied with 12Vdc -ve ground and 48Vdc +ve ground co exist on the same ground point. I am chasing a problem which involves large DC currents (@6A) on the safety grounds of a comms. shelter and both manufacturers claim their wiring is correct, however this seems to refute the facts. ie. current on the safety grounds.
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+ve and -ve grounds
- Thread starter nigelgm
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