|
| 1 | M & L for detecting leakage from transformer complete by removing HT & LT supply connections, opening of top cover, decanning required quantity of oil and storing in suitable air tight container for reuse, removing leakage and assembling/ fixing top cover and make necessary electric connections and testing complete on site at existing location after removing leakage completely for transformer of 200KVA capacity (At plinth/In CSS/At Pole Structure) complete.Note : (i) The said work shall has to be carried out at site, if contractor shifts/transport the same to workshop for repair due to non availability of labour at site. Nothing extra shall be admissible on account of this. Hence contractor shall quote his rate accordingly. |
| 2 | All as per item No 1 above but 315 KVA |
| 3 | All as per item No 1 above but 500 KVA |
| 4 | Supply and fixing in replacement of top cover cork gasket sheet min 6mm thick using suitable adhesive and including removal of old wornout gasket for transformers upto 500 KVA. |
| 5 | Supply and fixing in replacement LT Brass bushing rod (Brass stud and bolts with porcelain insulator) with nuts, washer, gaskets/seal of suitable size for transformer of 200-315KVA capacity range after removing old unsv items all as specified and directed. |
| 6 | All as per item No 3 above but 500 KVA |
| 7 | Supply and fixing in replacement HT Brass bushing rod (Brass stud and bolts with porcelain insulator) with nuts, washer, gaskets/seal of suitable size for transformer of 200-315 kVA capacity range after removing old unsv items all as specified and directed. |
| 8 | All as per item No 4 above but 500 KVA |
| 9 | M&L for dehydration and filtration of the existing transformer/servo voltage stabilizer oil by dehydration plant to achieve di-electric strength of 60 KV at the gap of 4 mm complete all as specified and directed by Engineer-in-charge. Notes:- Dehydration plant shall be brought at site by the contractor and shall also include the following provisions:- a) Testing of transformer /servo voltage stabilizer oil before & after dehydration shall be carried out as directed.b) The Unit of payment under this item shall be per litre of oil meant for all processes to the entire completion of jobs. (c) Contractor will maintain a register of dehydration and filtration of each and every equipment as per format given by Engr-in-charge and submit the same to Engr-in-charge. |
| 10 | Supply and filling of fresh and dry silica gel (Blue colour) in breather body incl removing old silica gel complete in transformers of capacity up to 500 KVA all as specified and directed. |
| 11 | Supply and filling mineral grade Transformer Oil EHV type conforming to IS-335 of 1983 in sealed containers having di-electric strength 65 KV (minimum) at a electrode gap of 2.5mm for topping up or replacement upto the required level of transformer and testing of di-electric strength of oil in transformer before and after filling as per installed site complete all as specified and as directed .Note: - The entire quantity of transformer oil shall be procured in one go. The complete material shall be brought at MES store and then as per requirement oil should be shifted to site. Cost of this aspect deemed to be included in the quoted rate |
| 12 | M&L for disconnecting power supply from HT VCB of capacity up to 630 Amps, taking out trolley unit & complete servicing of the same through decarbonizing servicing & cleaning of the male/female isolating contacts, lubricating moving part, cleaning with CRC removing dust particles from bus bar chamber, spout gear mechanism and moving parts, repair to motor charge spring mechanism, including cleaning of Vacuum Interrupter and all HT bushings , Cleaning of Flashes if any and refixing of cable by fixing the nut bolt, Washer to HT side tightly and refixing the trolley at its original position and testing and putting on load complete all as specified and directed by tightening all nuts and bolts of entire trolley, checking proper operation of trolley all as directed, inserting trolley inside, and testing and putting on load complete all as specified and directed. Note: (i) The work shall be executed through OEM or their authorized Rep. (ii) The spares required to be replaced shall be measured & paid separately as 'Supply only' under relevant item No. 9.00 to 17.00 of BOQ. The cost of replacement shall be deemed to be included in rate quoted for this item. |
| 13 | Supply only set of mechanical castle inter lock assembly with key suitable for HT 11 KV VCB of rating 630 Amps as per existing make complete all as specified and directed. |
| 14 | Supply only closing coil assembly 24/110 volts DC for VCB 11 KV 630 Amps capacity as per existing make complete all as specified and directed. |
| 15 | Supply only tripping coil assembly 24/110 volts DC for HT 11 KV VCB of rating 630 Amps, as per existing make complete all as specified and directed. |
| 16 | Supply only fixed contact block of VCB 11 KV 630 Amps capacity as per existing make complete all as specified and directed. |
| 17 | Supply only moving contact block of VCB 11 KV 630 Amps capacity as per existing make complete all as specified and directed.. |
| 18 | Supply only Vacuum Interrupter , suitable for HT VCB 11 KV 630 Amps capacity as per existing make complete all as specified and directed. |
| 19 | Supply only Spring Charge motor & gear assembly 220 Volt AC suitable for VCB 11 KV 630 Amps capacity as per existing make complete all as specified and directed. |
| 20 | Supply only plug and socket assembly for VCB 11 KV 630 Amps capacity as per existing make complete all as specified and directed. |
| 21 | Supply only auxiliary switch (6 No + 6 NC) for HT VCB 11 KV 630 Amps capacity as per existing make complete all as specified and directed. |
| 22 | S&F in replacement 1500 watts, 230 volts, AC, single phase rated strip heater with switch and thermostat for space heating complete all as specified and as directed . |
| 23 | Supply and fix in replacement over current & earth fault relay suitable for 11 KV VCB 400/630 Amps indoor control panel complete all as specified & directed. |
| 24 | S&F in replacement of square dial CT operated flush pattern digital Amp meter scaled with dual range 0-300 Amps & 0-150 Amp with three way On/OFF rotary selector switch suitable for HT 11 KV VCB complete all as specified and as directed . |
| 25 | S&F in replacement of square dial PT operated flush pattern digital Volt meter 0-20 KV scaled operated with three way On/OFF rotary selector switch suitable for HT 11 KV VCB complete all as specified and as directed . |
| 26 | S&F in replacement frequency meter digital type suitable for HT 11 KV VCB complete all as specified and as directed . |
| 27 | Supply & fix in replacement set of 3 Nos pilot lamp LED type for indicate On/Off Trip, 24 Volts DC complete all as specified and as directed . |
| 28 | M&L for finding the fault with fault locating Machine mounted on Vehicle along with auxiliary power supply required for Installing of equipment connected to FLC Machine along with necessary manpower and T&P for finding out fault in cable HT (11 KV) / LT (1100 Volts) by using Ultra sound technique. Complete all as specified and as directed . Note: 1. Contractor shall bear all the cost incurred in arranging FLC machines along with permission of digging in case of land belonging to other than MES/Defence. 2. If contactor fails to arrange the FLC machine within six hours from getting the information either from GE, Engr-in-Charge or concerned JE verbally or telephonically,Penalty amount of Rs. 1500/- per hour shall be recovered from contactor's dues. |
| 29 | M&L for maintenance and overhauling of ACB 400 Amps to 1250 Amps capacity including disassembling all operating mechanism parts, well cleaning with petrol CRC 226, replacing unserviceable parts and accessories, oiling/greasing of moving parts, cleaning of all pole partition hylem sheet, isolating contacts, re assembly, fine setting of mechanism and pole assembly and making ACB perfect operational including well cleaning the complete bus bar chambers, insulator, partition etc. and checking of insulation resistance of ACB main bus bar complete all as specified and directed .Note- (i) The work shall be carried out by OEM or their authorised representative. (ii) The spares required to be replaced shall be measured & paid separately as 'Supply only' under respective item of BOQ. The cost of replacement shall be deemed to be included in rate quoted for this item. |
| 30 | Supply only Fixed Arc Contact- 3 pole |
| 31 | Supply only Moving Arc Contact- 3 pole |
| 32 | Supply only Auxiliary contact 4 No+ 4 NC |
| 33 | Supply only Motor Mechanism for 630 Amps ACB |
| 34 | Supply only Shunt Trip Coil |
| 35 | Supply only Control Fuses HRC type 2 to 10 Amps Please Enable Macros to View BoQ information |
| 36 | Supply only Control Fuses HRC type 2 to 10 Amps Please Enable Macros to View BoQ information |
