What are the different protection systems used to protect
the transformer internally and externally?
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Answer Posted / dinesh
1) Differential Protection
2) Winding Temp
3) oil Temp
4) Under Voltage
5) Under Frequncy Protection for Higher Range of Power
Transformers
6) Bucholz Protection
7) Pressure reilef Valve
8) Restricted Earth Fault Protection
9) Master Trip (ie Inter Trip )Conected to isolate X'mer
Brom Both Ends
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