Replacement of 11KV HT CTs, Servicing of 11KV HT VCB Panel, dismantling of industrial panel and making temporary power supply arrangements at Telephone Bhawan, Berhampur under Berhampur BA.

Making arrangements for thorough inspection of the HT VCB Panel having 1no.- I/P + 2nos. -O/Ps with 630Amps, 11 KV Vacuum Circuit Breakers (VCBs) (Make- Kirloskar) by qualified and experienced Engineer /Technician, diagnosis of the fault, testing of insulation resistance of HT cables, VCBs, CT & PT units, assessing the requirement of materials, spare parts/components etc. for repairing the HT panels & VCBs etc. complete as required.

Supply of 11KV Indoor Resin Cast Dual Core Current Transformers (CT) of ratio 30:15/5-5A, Core-1: 15VA , Class-0.5, Core-2: 15VA, Class 5P10, STC: 100OCF/1 sec, 50Hz, BIL: 12KV/28KV/75KVp as per IS 2705 suitable for 630Amps, 11KV , 25 KA VCB panel of Kirloskar make, i/c cost of transportation of sample from site to the manufacturing unit located at Mysore, cost of manufacturing as per sample and transportation back of the finished products to site at Bhubaneswar etc. complete as reqd.

Installation of 11KV CT, 11KV CT in 3 phase HT VCB panel i/c connection and testing etc. after disconnection of power supply, removing the faulty CT as required. (For one module).

Servicing of 630Apms 11 KV VCB i/c removal of copper sulphation coatings/rusts, cleaning of contacts with CRC/CTC solution, removal of moisture with hot air blower, checking of contacts, control, closing, trip circuits, spring mechanism, motor, measurement of insulation resistance with suitable rating megger insulation tester and bringing the insulation up to required level if required etc. complete as required. (For One unit)

Making arrangements for thorough checking/inspection of the control & monitoring modules of 630Amps, 11 KV Vacuum Circuit Breakers (VCBs) panels by qualified and experienced Engineer /Technician, testing of all safety system, testing/calibration of all relays system , servicing of all CT & PT operated metering units, assessing the requirement of materials, spare parts/components etc. for repairing the HT control panels etc. complete as required.

Liaisoning and making coordination with the supply authority for obtaining 11 KV shut down to carry out the above mentioned work, interchanging the connection of HT incoming cable at FP structure and re-energization of 11 KV supply after completion of work etc. complete as required. (01 job for each shut down)

Supply and Fixing of 2000Watt single phase 240 volt room heater etc. as required.(Make - Havells, Model CISTA / SS Make )

Dismantling existing industrial type panel having two incomings and 8nos outgoings after disconnection of the incoming and outgoing cables/wires, making temporary arrangements for maintaining power supply to the electrical loads including arranging necessary cables/wires, connectors, PVC tapes, tools and instruments etc., cutting and removing the existing MS angle frames, carry out minor civil works, removing the dismantled panel and shifting to corridor with all the surplus cables, conduits, wires, junction boxes and lifting , removing the sand aggregate and making suitable space for construction of cable trench for installation of new panel etc. complete as required

Supplying and fixing of 8 way vertical type, 3 phase and neutral sheet steel MCB distribution board with IP-30 protection, suitable for flush/surface mounting with 250 A copper bus bar for each phase, 2 neutral bar, 2 earth bar and cable ties for cable management, fully insulated bus bar & shrouded neutral bars, pre-fitted masking sheet, reversible door with provision for fixing 250Amps 3 pole MCCB as incomer and SP/TP MCB's as outgoing etc. as per IEC 61439-3 and grouting in wall as required. (Make- Legrand/ L&T / Schneider Electric/ Siemens / ABB )

Supply and fixing of 250 Amps 415 volts 3 pole, minimum MCCB of minimum 25KA breaking capacity with Thermal and magnetic protection, Ics = 100 Icu, Thermal adjustable 0.8 to 1In, Fixed magnetic at 10In, connection and testing etc. as required. ((Make- Legrand/ L&T / Schneider Electric/ Siemens / ABB )

Supplying and fixing following rating, three pole, 415 V MCBs in the existing MCB DB complete with connections, testing and commissioning etc. as required. (Make-Legrand/L&T/Siemens/Schneider)

Replacement of faulty SDFUs/SFUs by new ones of following ratings Switch Disconnector Fuse Units (SDFU) with HRC fuse links in spacious sheet steel enclosures, so that there will be no need of separate cable gland boxes, having terminal shrouds and phase barriers on both sides suitable for Cylindrical/DIN type HRC fuse links, confirming to IEC-60947-3, IS/IEC:60947-3, after dismantling the old defective SDFU/SFU, fixing of the new one connection & testing etc. as required. (Make: LK FN type/Equivalent model of Siemens/ABB/Havells) .

100 Amps 415 volts TPN SDFU in Sheet steel enclosure with DIN type HRC fuses

Replacement of the following burnt out/damaged cable/wires/lugs/sockets etc. by new one of following types, sizes and ratings FRLSH/HFFR PVC insulated single core (unsheathed) bright annealed copper conductor multistrand flexible cable for voltage grade up to 1100V as per IS694:2010 i/c laying / drawing in existing conduit/pipe, connection, testing etc. as required.

Supply and fixing of the lugs/sockets for the following types and sizes cables etc. as required.

For 50sqmm single core Copper conductor flexible cable

For 25sqmm single core Copper conductor flexible cable

For 16sqmm single core Copper conductor flexible cable

For 10sqmm single core Copper conductor flexible cable

For 120sqmm Aluminium conductor Armoured cable

For 95sqmm Aluminium conductor Armoured cable

For 70sqmm Aluminium conductor Armoured cable

For 50sqmm Aluminium conductor Armoured cable

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