overvoltage relay meaning in Hindi

• अतिवोल्टता रिले • अधिवोल्टता रिले

overvoltage: अतिवोल्टता
relay: डाक प्रसारण रिले

Transformer neutral point overvoltage relaying protection main includs nod gap and arrestor protection . in this paper , principle of parameter choice and different function of above - mentioned protection are analysed