SE / ES / MTPS-I /EM-I/OT.No 104/2020-21

Amount

Charges for releasing the back doors (top and bottom),Bus separator, racking out of all 18 Nos.HT Breakers and cleaning of all the released doors and checking of IR value of Bus for 1 No panel.

Charges for complete cleaning of Horizontal, vertical busbars and supporting insulators with the help of air blower and Acetone/IPA, tightness checking of Horizontal, vertical bus bars and outgoing power cable terminals for 1 No.

Charges for cleaning and lubricating of all moving parts of HT Breakers, upper and lower pole arms, vacuum bottles with Acetone/IPA. All bolts and nuts tightness checking, checking healthiness of Interrupters, closing/Tripping operations mechanically and checking of IR value for 1 No. panel.

Charges for refixing of back doors(top and bottom) by providing all bolts and nuts racking in all HT breakers and checking of IR value and satisfactory commissioning for 1 No panel

Charges for releasing all inspection covers of Bus-ducts- 2 nos (I/c bus duct &Tie bus duct) checking of Initial IR value, thorough cleaning by applying Acetone and checking healthiness of supporting insulators & tightness checking of bus bar joints and checking of Healthiness of Rubber bellows.

Charges for checking final IR value of Bus-bars, re-fixing of inspection covers and satisfactory commissioning & checking of Top cover gaskets, rubber bellows and replacement if necessary.

Cost of consumables for HT Bus overhauling