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How value of grounding resistance could be kept constant? |
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Answer» While measuring of grounding resistance is more than computed design value 0.11Ω, then following are recommended to reduce it. Add in water the following highly conductive substances and pour into treated pit. a. Sodium chloride (Nacl), known as common salt. b. Calcium chloride (Ca CL2) c. Sodium carbonate (Na2 CO3) d. Copper sulphate (Cu SO4) e. Soft choke and f. Salt and charcoal in suitable proportions. |
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