Differential relay setting.

[sethuramanj]

hello engineers..
Iam a electrical engineer but new to protection engineering. Can any one help how to calculate setting for transformer differential relay.Transformer is 22kv/11kv, 5mva. please reply and help me to understand clearly. thanks in advance.

 

[davidbeach]

It really depends on the specific relay. Any of them that I've used have had good instruction manuals.