This Practice provides requirements for fabricators of high-resistance grounding systems. This Practice describes the minimum requirements for design, fabrication, testing, and documentation of 5 kV class, three-phase, high-resistance grounding systems for use on 2.4 kV and 4.16 kV delta or wye systems installed in nonclassified areas. Systems higher than 5 kV are outside the scope of this document.
PIP ELSGS07 History
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