Question { Dewan Cement, 9051 }
What is the difference between PT for metering and PT for protection ?
Answer
Metering PT used for measuring purpose and it is design to operate on knee point of flux v/s I curve..
Metering PT has less volume of core...
While protecting PT is used for protection purpose and it is design to operate on ankle point of flux v/s I curve.
Protecting PT has more volume of core..