• Stone Crusher Ohm - hepdogm

    5000 ohm meter crushed rock ... Oct 30, 2008· Surface Material for Substation Ground Grid ... first using crushed rock with an approximate resistance of 3000 ohm ...

  • crusher rock in substation - bigus.in

    crushed gravel with minimum resistivity of 3000 ohm-meter. 3000 ohm meter crush rock - Gold Ore Crusher. Special high resistivity rock, crusher rock in substation ...

  • crushed gravel with minimum resistivity of 3000

    We have been using 3000 ohm-meters for our crushed rock values as a typical from examples in IEEE80 , crushed gravel with minimum resistivity of 3000 ohm-meter crushed gravel with minimum resistivity of 3000 ohm , above 3000 ohm.

  • ohm meter crushed rock - …

    CRUSHED ROCK OR STONE With a digital OHM meter, ... 02 a layer of crushed stone The stone layer’s resistance is sometimes 3,000 ohms/meter or more between the .

  • Crushed Rock In Substations

    crushed rock in substations and crushed gravel in substations . Why we use crushed stone layer in grid sub stations? Substation grounding plays the primary role in ...