REPAIR/REPLACEMENT OF 11 KV VCBs RMU AND CABLES AT ICGS MALKAPURAM JETTY AT VISAKHAPATNAM UNDER GE(I)(CG) VIZAG

Amount

Opening connections of 11 kV faulty cable at both ends and re-connecting the same after rectification of cable fault rectifying the cable fault by means of cable fault detector mounted on the vehicle, charging capacity 15 kV passing through the cable to detect exact location of faulty point of the cable. Each fault should be traced at a maximum distance of ane metre of exact fault point. NOTES: (i) Cost of transporation charges for the vehicle, T&P required is deemed to be included in the quoted rate. (ii) Contractor will arrange his workmen along with T&P in a manner that nonfunctional HT line is made functional swifty within 24 hour of receiving of complaint from the MES, during entire contract period. (ii) Compensation @ Rs. 2000/- day will be charged from contractor in case he fails to make the HT line functional to the entire satisfaction of Engineer-in-Charge within 24 hour of receiving of complaint from the MES regarding non working HT line.

Taking out/down old existing HT 11000 volt grade cables, upto size 185 Sqmm, aluminium conductor 3 core, XLPE armoured, laid in trenches, including PCC/Brick Covers for protection, and stacking, removal to store for re-use or for credit, complete all as specified and directed

Supply, laying, jointing, testing and commissioning of High Tension (HT) XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, heavy duty, earthed electric power cable, cross sectional area 95 Sqmm 3.0 core aluminum conductor 11000 volts grade under ground cable including both side connection with cable lugs etc, laid in trenches, along poles or passing through pipes or laid under floor or through walls etc, complete all as specified and as directed. Notes :- (i) Excavation, earth work, cable protection, sand fillings, cable joint shall be measured and paid separately under respective items of schedule. (ii) Taking out/down of old existing HT cables shall be measured and paid separately.

All as per Srl Item No. 3 here-in-before but, cross sectional area 185 Sqmm 3.0 core aluminum conductor 11000 volts grade under ground cable

Supply, jointing & testing, indoor end termination joint kit Cold/heat shrinkable complete with jointing material and accessories suitable for 3 wire, 11KV (Earthed) grade, HT, underground XLPE insulated armoured aluminium conductor, 3core, up to 95 Sqmm size cable, complete all as specified and directed.

Supply, jointing & testing, indoor end termination joint kit Cold shrinkable complete with jointing material and accessories suitable for 3 wire, 11KV (Earthed) grade, HT, underground XLPE insulated armoured aluminium conductor, 3 core, 185 Sqmm size cable, complete all as specified and directed.

Supply, jointing & testing. Outdoor end termination joint kit Cold shrinkable complete with jointing material and accessories suitable for 3 wire, 11KV (Earthed) grade, HT, underground XLPE insulated armoured aluminium conductor, 3 core, up to 95 Sqmm size cable, complete all as specified and directed.

Supply, jointing & testing. Outdoor end termination joint kit Cold shrinkable complete with jointing material and E accessories suitable for 3 wire, 11KV (Earthed) grade, HT, underground XLPE insulated armoured aluminium conductor, 3core, 120 to 185 Sqmm size cable, complete all as specified and directed.

Supply, jointing & testing, straight through joint kit Cold shrinkable complete with jointing material and accessories suitable for 3wire, 11KV (Earthed) grade, HT, underground XLPE insulated armoured aluminium conductor, 3 re, 95 Sqmm size cable, complete all as specified and directed.

Repair, Maintenance & overhauling of HT (11 KV) VCB of capacity 400 Amps to 630 Amps, indoor/outdoor type complete after taking out trolley, checking of all fixed and moving parts for smooth operations, cleaning with CTC or CRC 226 and rustlick, air blower, replacement of minor parts, checking and repair to locking system, alignment & closing/triping & charging system including replacement of FRP phase barier and provideing re-insulation to bus bar with HT tape, repair to heaters and making the complete VCB functional with free and operating mechanism, complete all as specified and directed. NOTES: (i) Cost of transporation charges for the vehicle, T&P required is deemed to be included in the quoted rate (1) contractor will arrange his workmen along with T&P in a manner that nonfunctional HT line is made functional swiftly within 24 hour of receiving of complaint from the MES, during entire contract period. (ii) Compensation @ Rs.2000/- day will be charged from contractor in case he fails to make the HT line functional to the entire satisfaction of Engineer-in-Charge within 24 hour of receiving of complaint from the MES regarding non working HT line.

Supply and replacement of Vacuum bottle suitable for 400 to 630 Amp, 11 KV HT VCB, of existing make complete all as specified and directed

S&F tripping coil suitable for 11 KV 400 Amps to 630 Amps HT VCB, complete all as specified and directed

S&F Auxiliary switch NO/NC suitable for 11KV HT VCB as per sample, complete all as specified and directed

Supply and replacement of Shunt trip coil 24-30 Volts DC suitable for 11 KV VCB, complete all as specified and directed.

Repair, testing and calibration as per APEPDCL norms by engaging authorised agency/APEPDCL and making functioning existing IDMT over current and earth default relays of any type for HT VCB 11KV including assembling, complete all as specified and directed.

S&F PT unit of HT VCB 11 KV/110V, 50 VA conforming to IS and CPRI/NABI, approved as in replacement including connecting, testing & commissioning, complete all as specified and directed

S&F CT unit, 200/5Amps, 15VA burden, accuracy 8.5 as per IS 2705 for metering / protection of HT VCB E 11KV, as in replacement, including connecting, testing & commissioning, complete all as specified and directed.

S&F Volt meter 0-15KV with PT, digital type, suitable for HT VCB 11KV/110V, as in replacement, complete all as specfied and directed.

S&F Ammeter, digital type, 200/5 Amps & 100/5 Amps, suitable for HT VCB 11KV, as in replacement complete all as specified and directed.

Dismantling Compact Sub Station of capacity 1000 KVA and shifting from site to workshop for repair, opening , taking out coil and detaching core & core assembly repair , cleaning and removing the dust from all parts including cores, cooling tubes, removal of damaged parts, shifting to site and re-fixing in position after repairs, provision of cork sheets, making connections, including testing and commissioning, complete all as specified and directed.

S&F HT bushing insulator complete with brass stud washers & nuts etc, for transformers of capacity 1000KVA,complete all as required and directed.

S&F LT bushing insulator complete with brass stud washers & nuts etc, for transformers of capacity 1000KVA,complete all as required and directed.

Disconnecting, taking out and removing of RMU, 11KV, 630Amps, 50Hz, indoor/outdoor type, 01 way VCE and 2 way LBS, with CT/PTs from site for repair, opening in the presence of Engineer-in-charge, checking of old fixed & moving parts, cleaning with CTC or CRC 226 & rustlick, air blower and removal of unserviceable parts of RMU, replacement of minor parts, adjustment of earth switches, checking & adjustment/repair to locking system, setting of alignment, closing & charging system, trip catch assembly and replacement of bushing of bus bar chamber etc and making functional, testing & commissioning, complete all as specified and directed. Note: Supply and fixing of new spare parts shall be measured and paid separately. NOTES (i) Cost of transporation charges for the vehicle, T&P required is deemed to be included in the quoted rate. (ii) contractor will arrange his workmen along with T&P in a manner that nonfunctional HT line is made functional swiftly within 24 hour of receiving of complaint from the MES, during entire contract period. (iii) Compensation Rs. 2000/- day will be charged from contractor in case he fails to make the HT line functional to the entire satisfaction of Engineer-in-Charge within 24 hour of receiving of complaint from

S&F Cable Terminal Protector Boots, suitable for RMU 11KV 630Amps, approved existing make, complete all as specified and directed

S&F indicator LED type ( R/Y/B), suitable for RMU 11KV 630Amps, complete all as specified and directed.

S&F trip coil/close coil 24 Volts DC suitable for 11KV RMU, complete all as specified and directed.

S&F 11KV bus coupling bush suitable for 11 KV ring main unit, complete all as specified and directed.

Excavation in trenches in soft/loose soil not exceeding 1.5 metre wide and not exceeding 1.5 metre deep for laying/taking out of cables and foundation of poles etc. and getting out, complete all as specified and directed.

Returning, filling in trenches (soil), including spreading, leveling and well ramming in layers not exceeding 25 cm thick, complete all as specified and directed.

Removal of surplus excavated soil to a distance not exceeding 50metre and depositing where directed at a level not exceeding 1.5metre above the starting point, complete all as specified and directed.

M&L sand cushioning with a layer of dry river sand, 80mm thick before laying of cable and 150mm thick , (punned down to 100mm thick) after laying of cables, in trenches/ducts complete all as specified and directed. Note: Punned down thickness (overall 18cm), shall be considered for measurement and payment.

Supplying and laying, factory made unreinforced precast concrete cable cover HV type-1, flat, of size 300x180x40mm, laid flat and dry in trenches over the cable for protection, length perpendicular to the direction of cable adjacent to each to each other complete all as specified and as directed.

S&F in repair LED indication lamps, 110 V of various colours complete all as specified and directed.

M&L for complete overhauling/repair of float cum boost charger, cleaning of all parts, checking all wiring. Checking Output Voltage, Checking entire DC Circuit from Charger to the panel Fuse including replacement of minor item required for repair complete all as specified and as directed by Engr-in-Charge.

M&L for power pack DC for auxiliary power supply to operate closing & tripping coils, protection relay circuits & other Indication lamps for 11 KV HT VCB panel, make as per OEM suitable to operate the control circuit, input supply 110/230 Volts AC + 10% to-30%, 50 HZ to give an output supply of 110 V, DC with battery backup including taking down old one complete all as specified and as directed. Note:- Unit rates quoted against this item shall deemed to include cost of suitable stranded copper conductor cable from power pack to HT panel complete Internal

M&L for calibration and testing of combined inverse time over current and instantaneous relay, checking and cleaning/ decarburizing its moving and fixed contacts and ensure physical healthiness with visual check for healthy tripping of over current and earth fault, adjusting tripping time, flag setting, ratio setting, instantaneous time setting etc as per installed capacity of transformer to be saved on maximum, short circuit current in accordance with percentage impedance of transformer with artificial current injection on primary side with current injection machine of HT Switchgear, complete all as specified and directed by Engineer-in charge. Notes: (i) Spares/melers shall be measured and paid separately. The job of calibration & setting shall be done in presence of MES rep/concem JE. Contactor shall provide the necessary test report of calibration done to department before claiming the payment. (ii)Contractor shall provide all testing equipment, T&P and injection kit for testing and creating the artificial fault for ( testing the proper functionality of relays and instruments on designed settings & unit rate quoted against this item shall be considered to include all these aspects. (iii) Necessary test report of calibration shall be submitted by the contractor to Engr-in-Charge before any claim.

SRI SRK ENGINEERS (BID ID -3094386)