DS DS/EN 50164-7
DS DSEN 50164-7 2008-AUG-29 Lghtnng Protecton Components LPC - Part 7 Requrements for earthng enhancng compounds
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This European Standard specifies the requirements and tests for - earthing enhancing compounds increasing the contact surface area of the earth electrode. NOTE Refill products are not within the scope of this European Standard.