KPTCL begins shift to biodegradable ester oil in transformers
The Karnataka Power Transmission Corporation Limited (KPTCL) has initiated the transition from conventional mineral oil to biodegradable natural ester oil in its high-voltage transformer network. According to KPTCL, the move is intended to improve grid safety, reduce environmental risks, and enhance the operational life of critical transmission infrastructure. Natural ester oil is considered an environment-friendly…
