Dear frinds, Could you guys plea
Dear frinds, Could you guys plea
(OP)
Dear frinds,
Could you guys please clarify why we do earth rod resistance measurement instead of earth impedance measurement.
Thanks,
Could you guys please clarify why we do earth rod resistance measurement instead of earth impedance measurement.
Thanks,






RE: Dear frinds, Could you guys plea
If you measure with a DC test set the result is resistance.
If you measure with an AC test set the result is impedance.
AC test sets are common.
Bill
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"Why not the best?"
Jimmy Carter
RE: Dear frinds, Could you guys plea
Earth resistance is essentially an impedance which offers a zero (or negligible) value of inductive reactance for the flow of AC current.