400Kv Gis Substation Package Ss 104T For Establishment Of 400Kv Tuticorin (Gh) (Gis) Ss Associated With Transmission System For Proposed Green Hydrogen / Green Ammonia Projects In Tuticorin Area Through Tariff Based Competitive Bidding (Tbcb) Route Prior To Rfp Bid Submission By Powergrid To Bpc