The Hindu·3 min read·medium
KPTCL to replace mineral oil with ester oil in high-capacity transformers across Karnataka
R
Rashmi Patil
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The Karnataka Power Transmission Corporation Limited (KPTCL) is transitioning from mineral oil to biodegradable ester oil in its high-capacity transformers. This initiative aims to improve thermal efficiency, enhance safety due to a higher flash point, and extend the lifespan of aging grid infrastructure.
Despite the price of ester oil being higher than mineral oil, Karnataka Power Transmission Corporation Limited (KPTCL) has planned to replace mineral oil with ester oil in high-capacity transformers across the State in the next one year.
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