AC three phase four wire system with neutral earthed
alternating current three phase four wire system with neutral earthed
earthed-neutral distribution system
four wire earthed neutral system
neutral compensated with Peterson coil
neutral point earthed via high resistance
non-earthed neutral system
Peterson-coil-grounded neutral system
power system with indirectly earthed neutral
small neutral earthed system
solidly earthed neutral system
system with indirectly earthed neutral
System with Non-Effectively Earthed Neutral
the non -effective earthed neutral system
resonance caused by Peterson-coil in series