Answer / varsha

A relay is a device which detects the fault and supplies
the information to the breaker for circuit interruption

Answer / tanu

nd relay is non
directional
relay thats
allows fault
current to be
flow in both
directions.
It always
connected to the
source side. And
sends signal to
c.b. When fault
occur in its
range.

I am going to appear RRB Sr. Section Engineer Exam, Electrical. Can you send me previous year questions of RRB Electrical engineer. specially Section Engineer questions. my email id is likerahulworld@gmail.com

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