Maintenance to (HT & LT) to upkeep Electrical Instalaltions for Preventive and emergency Maintenance of Electrical Installations (LT & HT) and covers majorily the preventive maintenance aspects electrical substations including all HT equipments like SF6 circuit breakers, SFU's transformers, control panels, LT Switchgear, APFC Panels , AMF Panels, DB Switch boards etc and routine maintenance and certain minor consumable accessories in the entire High Court Premises for the period of one year (3rd call)