Military Engineer Services Tender

Disconnecting all electrical connections from defective 4 MVA power transformer, 66/11 KV copper wound at MRS Faridkot Mil Stn in presence of representative of manufacturer/ PSPCL team recommended workshop and dismantling the components of transformer for easy loading, making the transformer air tight, packing, lifting of transformer from foundation smoothly, loading to suitable vehicle and transport to approved authorised workshop, unloading at workshop and transported back to MRS Faridkot Mil Stn after repair, installation, commissioning by approved workshop and testing by representative of approved workshop / PSPCL technical team complete all as specified and directed. Note:- (i) The contractor shall be responsible for any kind of damage occured during transportation/loading/unloading or at any stage and the damege shall be made good by the contractor at his own expense. (ii) Transit insuarance shall be made by the contractor before despatch of power transformer and necesary documents of the same shall be submitted by the contractor to the GE. The rate of the same is deemed to be included in the quoted rate. (iii) Rate is deemed to be inclusive of transportation vehicle, necessary T&P and men power charges. (iv) Rate is deemed to be inclusive for installation, commissioning by recommended workshop and testing by Rep of approved workshop / PSPCL technical team.

M&L for opening the top cover of transformer and carrying out the following work/repairs by speacialist technician/ engineer at factory work shop :- (a) Removing of transformer oil from transformer into seperate container. (b) Taking out the core and coil of transformer. (c) Repair of radiator & replacement of defective plate of core as per existing size. (d) Cleaning the transformer from inside properly by used transformer oil as per equipment manufacturer's guidelines and painting with one coat zink as per manufacturer norms. (e) Re-tanking and assembling of core and coil. (f) Ovening in vapour phase drying oven at factory workshop for 72 hrs. (g) Filling of new transformer oil. (h) Replacment of gaskets, hardware/consumables of silica gel breather of winding temprature indicator gauge, oil temprature indicator gauge magnetic type oil level gauge HV/LV spindles taping switch etc of power transformer as per requirement.

(i) Refixing of the transformer top cover with gasket, nuts, bolts and washers. (j) The following routine test as per IS 2026 (Part I) -1977 shall be carried out at repairing workshop having NABL Lab accredition and valid calibration of test equipments :- (i) Measurement of winding resistance. (ii) Measurement of voltage ratio and check of voltage vector relationship. (iii) Measurement of impedance voltage/short circuit impedance (principal tapping) and load loss . (iv) Measurement of no load loss and current. (v) Measurement of insulation resistance, (vi) Dielectric tests (k) The contractor/approved workshop shall give written warranty of two (02) years from the date of sucessfull testing by Rep of approved workshop / PSPCL technical team and installation of transformer by approved workshop. The contractor shall submit test report from Rep of approved workshop / PSPCL technical team for above tests. Notes:- (i) Transformer shall be opened at recommended workshop in presence of Rep of Accepting Officer. (ii) Re-winding/Testing shall be carried out in presence of Rep of Accepting Officer. (iii) Transformer oil, Gasket, Silica gel breather, WTI, OTI, Temp indicator gauge, Megnatic type oil gauge, HV & LV Spindles & taping switch shall be measured and paid separately under respective items of schedule as supply only. (iv) Minor/essential spare parts which is not considered as supply only shall be inclusive in quoted rate.