Choke between IS earth and power earth
Choke between IS earth and power earth
(OP)
I have a drawing which shows a choke (20mH) between an Intrinsically safe earth bar and the power system earth bar.
Is this to stop short circuit power frequency currents entering into the intrinsically safe areas?
Is this to stop short circuit power frequency currents entering into the intrinsically safe areas?






RE: Choke between IS earth and power earth