GE ELECT/TOKEN-61/2026-2027

Material and labour for Shifting of Transformer from substations to variours substation /transformers locations in the area of AGE (U) E/S No III by road using and removing the faulty transformer by fixing/errecting of the healthy transformer with the hydra/crane support making the necessary HT/LT cable connections earth connections and restoration of power supply complete all as specified and directed by Engr-in -Charge.

Taking down unserviceable sheet gasket (Cork sheet), Supply and fix synthetic rubberized cork sheet gasket 6mm 2' x 3' size sheet thick for top cover HT/LT bushes at places existing and tighting all the bushings and top cover to avoid any oil leakages of capacity 160 KVA to 630 KVA complete all as specified and directed by Engr-in -Charge.

Material and labour for painting to the both sides of fencing of 11 KV out door sub station having transformer by scraping the existing surface and applying a coat of synthetic enamel paint of the existing colour and complete all as specified and directed by Engr-in -Charge.

Material and labour for complete bush cutting vegetation around the 11 KV substations/ transformers lines complete all as specified and directed by Engr-in -Charge.

Material and labour for Filtration/dehydration of 11 KV distrubution transformer oil through filtration plant to improve the dielectric strength/insulation valve of the transformer oil upto 60 KV at a gap of min 2.5 mm of electrodes complete all as specified and directed by Engr-in -Charge. (a) The contractor will take shut down orders in working before commencement of the work (b) The contractor shall ensure no wastage of transformer oil (c) The Contractor is solely responsible for any damage to the transformer during filtration operations. He is responsible for making good any damage to the transformer at his own cost without any extra cost to the department (d) The contractor shall ensure that the conservator tanks are full to its level before starting the dehydration. Note : Oil for Top up will be measure and paid seperatly under respective items. (e) the di-electric strenght of oil shall be tested before & after filtration. Test results shall be submitted to engineer-in-charge

Material and labour for preparation of old painted surfaces of floor mounted indoor/outdoor type transformer from 100 KVA to 315 KVA capacity by cleaning/rubbing with course cloth wire brushes to remove dust deposits oil grease and repainting by applying one coat of spray paint with synthetic enamel paint of approved colour without disturbing/damaging the electrical net work system/equipment including making of capacity /rating /incoming outgoing details in capital english alphabet of size complete all as specified and directed by Engr-in -Charge.

All as per item No 06 above but from 400 KVA to 630 KVA complete all as specified and directed by Engr-in -Charge.

Supply and fix in replacement of silica gel breather assembly complete with breather unit and silica gel including connecting with proper rubberised gasket and necessary fittings GI fittings for fixing/assembling upto 630 KVA transformer complete by removing the unserviceable silica gel breather assembly complete all as specified and directed by Engr-in -Charge.

Supply, filling and for topping up the transformer with new transformer oil duly filtered with filtration plant complete all as specified and directed by Engr-in -Charge. Note : (a) The transformer oil shall be type EHV confirming to IS - 335(2018) (b) Mineral oil grade shall be used. (c ) The transformer oil should have a high dielectric strength not less than 60 KV at a gap of min 2.5 mm of electrodes.

Taking down burnt defective drawnout/inlet Valve (Brass any size) and supply and fixing new drawn out/Inlet valve (brass as per existing size) suitable for any make of 100 to 630 KVA Transformer complete all as specified and directed by Engr-in -Charge.