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Answer / iamdon
Peterson coil is a highly inductive coil.
It is used as a ground fault neutralizer in RESONANCE
GROUNDING in case of fault/unbalance.
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Answer / sunil
Peterson coils are used to in ungrounded 3-phase grounding systems to limit the arcing currents during ground faults. The coil was first developed by W. Petersen in 1916.
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