أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
In a Ring main System various power stations or substation are interconnected alternate routes, thus forming a closed ring. In case of damage to any section of the ring, that section may be disconnected for repairs and power will be supplied form both ends of the ring. It can protect the critical equipment necessary for the safe plant operation and necessary for safe shutdown during plant emergencies
