REPAIRS REPLACEMENT OF HT SWITCH GEARS 11 KV OVERHEAD LINES LT PANELS APFC PANELS AND LT SWITCH GEARS AT ELSEC CPDC CHESS DSC AND RESIDENTIAL AREA AT RCI HYDERABAD

Amount

Taking down the unserviceable power factor capacitors of different capacities from the capacitor panel board after disconnecting the electric supply, Supply and fixing of power factor correction capacitors, All Poly Propelene (APP) Box type, (LTBCU), rectangular in shape, heavy duty, with over current withstand capability 3 x In, operating losses 0.35 W / kVAr, peak inrush current withstand capability 500 x In, number of switching operations per year : 20000, maximum ambient temperature 70 degree celcious, minimum operating life 300000 hours, various KVAR rating, 440 V, with suitable fixing arrangement including connection with suitable copper cables and testing complete all as specified and directed. Note : (i) Capacitors shall conform to IEC 831-1, with total losses not more than 0.25W / KVAR. (ii) Copper cables, thimbles will be measured and paid for seperately under respective items. Make : Cat No LTXL (Box series : LTBCU) of make L&T or equivalent model

All as per Sl Item No 2 above, but cylindrical type (LTCCU)

Monthly Servicing of Automatic Power Factor Corrections (APFC) panel of capacity 75 kVAr complete, comprising of any type capacitors, APFC relay, MCCB, cooling fan, Volt meter, Ammeter, CTs with all other connected accessories, checking of serviceability of each component, cleaning of all contact points, tightening of all connections including replacement of unserviceable components, thimbles, nut, bolt & washers etc if necessary, cleaning the entire panel by using the hot blower complete all as specified and directed by Engineer-in-Charge. (For 05 panels) Note : MCCB, MCB, capacitor if any replaced shall be measured and paid seperately.

All as per Sl Item No 3 above, but 100 kVAr. (For 03 panels)

All as per Sl Item No 3 above, but 150 kVAr. (For 03 panels)

All as per Sl Item No 3 above, but 175 kVAr. (For 02 panel)

All as per Sl Item No 3 above, but 185 kVAr. (For 01 panel)

All as per Sl Item No 3 above, but 200 kVAr. (For 06 panels)

All as per Sl Item No 3 above, but 225 kVAr. (For 03 panels)

All as per Sl Item No 3 above, but 250 kVAr. (For 09 panels)

All as per Sl Item No 3 above, but 275 kVAr. (For 01 panel)

All as per Sl Item No 3 above, but 300 kVAr. (For 15 panels)

All as per Sl Item No 3 above, but 345 kVAr. (For 1 panel)

All as per Sl Item No 3 above, but 367.5 kVAr. (For 1 panel)

All as per Sl Item No 3 above, but 400 kVAr. (For 05 panels)

Notes for item No 3 to 15 are as under :- (a) The above quoted rates are inclusive of the cost of replacement of nut, bolt & washers, thimbles used while servicing the APFC panels or in any working time as directed by the Engr-in-Charge. (b) The tools used to service the entire panel shall be the responsible of contractor and include in the above quoted rate. (c) Spares for unserviceable components to be replaced shall be measured and paid seperately. (d) If the contractor is failed to carry out the monthly servicing of the panel, a penalty of double the quoted rate will be recovered. (e) Contractor shall be ensured the APFC panel functional throughout the contract period and the power factor reading shall not be fall under 0.95 PF. (f) If any APFC panel found not functional or the power factor falls to 0.94 or low PF, a penal recovery of Rs. 500/- per day shall be recovered. (In this connection Accepting Officer's decision is final). (g) Contractor shall be submitted a monthly maintenance programme with location to the Engr-in-Charge and the maintenace shall be carried presence of JE / Engr-in-Charge without fail.

Dismantling unserviceable power factor control relay (APFC) 4 step, from the power factor capacitor panel boards, supply and fix power factor control relay (APFC) 4 step including necessary electric connections and testing complete all as specified and directed. Make : L&T / HPL / Neptune

All as per Sl Item No 16 above, but 6 step controller relay.

All as per Sl Item No 16 above, but 8 step controller relay.

All as per Sl Item No 16 above, but 12 step controller relay.

Supply and replace the unserviceable/burnt out 3 pole 100 Amps, 10 KA ruppturing capacity MCCBs with new one, adjustable thermal and magnetic settings, 50 Hz at 415 volt, conforming to IEC -60947-II / IS-13947-II including provision of copper cable / extended terminals of suitable ratings from MCCBs to busbar and connection of LT cables with MCCBs with suitable size aluminium lugs complete all as specified and directed for maintaining the APFC panels. Make : Havell's / Schneider / Standard / GEC / Legrand / L&T

Supply and fix 32 Amps MCB, TP, 50 Hz, conforming to IEC -60947-II / IS / IEC-60898 complete all as specified and directed for maintaining the APFC panels. Make : Havell's / Schneider / Standard / GEC / Legrand / L&T

All as per Sl Item No 21 above, but 2 Amps SP

Disconnecting and removing the unserviceable burnt out contactor, supply and fix new power contactor MNX 185, 50Hz, 230 Volts AC Coil grade capacity including connecting and testing complete all as directed.

All as per Sl Item No 23 above, but for MNX 70 capacity

All as per Sl Item No 23 above, but for MNX 32 capacity

All as per Sl Item No 23 above, but for MNX 9 capacity

Disconnecting and removing the unserviceable burnt out duty contactor, supply and fix new MOC 50 Capacitor Duty Contactor with 230 V AC coil, 50Hz, capacity including connecting and testing complete all as directed.

All as per Sl Item No 27 above, but for MOC 25 capacity

All as per Sl Item No 27 above, but for MOC 12.5 capacity

Disconnecting and removing the unserviceable burnt out add on block (Right or Left), supply and fix new add on block for 1 NO 1 NC (1st Left / 1st Right) MNX series including connecting and testing complete all as directed.

All as per Sl Item No 30 above, but 4 NC Front

All as per Sl Item No 30 above, but 2 NO 2 NC Front

All as per Sl Item No 30 above, but 1 NO 1 NC (1st Left / 1st Righ) for MOC series

Disconnecting and removing the unserviceable burnt out NO NC element, supply and fix new NO / NC Element including connecting and testing complete all as directed.

Disconnecting and removing the unserviceable single phase Digital / Analog type Ammeter & Voltmeter, supply and fix new Single Phase Digital type Ammeter & Voltmeter including connecting and testing complete all as directed.

Disconnecting and removing the unserviceable three phase Digital / Analog type Ammeter & Voltmeter, supply and fix new Three Phase Digital type Ammeter & Voltmeter including connecting and testing complete all as directed.

Disconnecting and removing the unserviceable 200 Amps HRC DIN type fuse link size 1, supply and fix new 200 Amps HRC DIN type Fuse Link Size 1 including connecting and testing complete all as directed.

Disconnecting and removing the unserviceable burnt out green / red illuminated push button with NO NC, supply and fix new Green / Red Illuminated Push Button with 'NO' 'NC' including connecting and testing complete all as directed.

Disconnecting and removing the unserviceable burnt out green / red / yellow / blue indicating lamps, supply and fix new Green / Red / Yellow / Blue Indicating Lamps including connecting and testing complete all as directed.

Disconnecting and removing the unserviceable burnt out green / red push button with NO NC, supply and fix new Green / Red Push Button with 'NO' 'NC' including connecting and testing complete all as directed.

Dismantling unserviceable / burnt electric wiring from the power factor capacitor panel boards, cleaning the panel with CTC and removing the carbon deposits, rewiring the panel boards with suitable size PVC insulated, sheathed, multi stranded different sizes of copper cable with copper lugs, bolts, nuts, washers etc complete including electric connections and testing complete all as specified and directed.

Opening of LT panel board, disconnecting and removing of the burnt out cable end terminations, cutting and reterminating of the cable end portions with proper size of lugs and decarbonising of panel busbar and cleaning with CTC, replacing of cable glands, connecting back cable end termination properly, opening of the busbar chambers, cutting removing of the cable connections, reterminating with proper size of lugs, tightening of the bus bar nuts, bolts including wrapping of the busbar with colour codes, checking of all switches, MCCBs all isolators, tightening of the loose connections replacing of burnt out fuse, cut out fuses with new ones complete all as directed by Engineer-in-Charge.

Supplying, laying, jointing, testing and commissioning 4 core 6 sqmm 1100 volts grade, LT XLPE insulated, PVC sheathed as per IS-7098 (Part-I), 1988 with latest amendments, galvanized steel strip or wire armoured, heavy duty, electric cables, with multistranded aluminium conductor laid in trenches/ passing through pipe/duct/road crossing or fixed on poles, walls with suitable size clamps made out of mild steel flat iron including jointing material such as crimping type lugs, brass cable glands, heavy duty double compression type etc., including disconnecting and taking down unserviceable cable complete all as specified and directed.

Disconnecting and removing the unserviceable single phase SMPS, supply and fix new Single Phase SMPS including connecting and testing complete all as directed.

Labour for dismantling unserviceable / burnt electric wiring from the power factor capacitor panel boards, cleaning the panel with CTC and removing the carbon deposits, rewiring the panel boards with suitable size PVC insulated, sheathed, multi stranded copper cable of existing size with copper lugs, bolts, nuts, washers etc. complete including electric connections and testing complete all as specified and directed.

M& L for disconnecting and removing the unserviceable CT 600 / 5 Amps capacity (ID 75 mm), supply and fix new CT 600 / 5 Amps capacity (ID 75 mm) including connecting and testing complete all as directed.

Checking of APFC panels / capcitors bank panels, carrying out necessary servicing, cleaning of the switch gears, busbars with CTC and removing the carbon deposits, checking of the connections, functioning the components such as capacitors, contactors, switch gears etc ,disconnecting and removing burnt out cable end portions, crimping with new suitable lugs of the same size, removing burnt out thyristors, reconnecting and testing complete for maintaining efficient power factor at the Sub station all as directed.

PASAYDAN ELECTRICALS (BID ID -3380533)

BHAGYARAM ENTERPRISES (BID ID -3389611)

Srinivasa Consructions (BID ID -3382186)

Maruthi international (BID ID -3381281)

S.S.ENGINEERING CORPORATION (BID ID -3389606)

Aziz Traders (BID ID -3389634)