Answer Posted / sanjayjssate
Diffrential relay is used in transformer winding protection, it calculates the current of secondary side with transformer turn ration, if the current on other side is very slightly diffrent it does not trip but when iy crosses a fixed percent of defined protection it trips the circuit.
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
how to find the multiplication factor for digital energy meter and analog energy meter
What types of high speed CMOS circuits have you designed?
why we use two slope(differential & restraining) in differential relay.but in busbar protection differential we are using only one slope?please explain
What is the effect of positive feedback on the stability of the systems?
What is meant by coupling capacitor?
Draw the single line diagram of the power station?
What is highest size of HT motor like 11 kv or 33 kv,and how to make it 750 rpm.i think the size will be very big.any idea ? pl. reply..
How to decide cable tray size?
What happen if 200 KVAR capacitor connected to power continuesly?
Is it possible to use a S1 duty class motor for crane application (S4)? If not, why?
what is the diference between the 4pole & 6pole DC Motors & what is advantage 6pole over the 4pole ?
When can we take Neutral as common neutral link?
While testing LA mast,What are the parameter limits ?
i need project topics along with circuit diagram in the electrical and electronics engg and also some websites regarding projets.
Why do we apply both Differential and REF (HV and LV) protection schemes on YNyn configuration of a transformer?
