REPAIR/MAINT INCL REPLACEMENT OF FLAME PROOF FITTINGS AND FIXTURES, REPAIR/MAINT INCLUDING CONVERSION OF OLD ALUMINUM WIRING WITH FLAME PROOF WIRING IN WSA AREA AND PERIODIC SERVICING OF VARIOUS LT ASSETS INCLUDING CLEANING WITH CRC, REPLACEMENT OF

Amount

M & L for flameproof point wiring surface/concealed type with 1.5 Sqmm (nominal cross sectional area) with PVC insulated unsheathed single core stranded copper conductor (ZHFR/HFFR) cable of working voltage 1100 volts grade conforming to IS-694 drawn in and including steel surface conduit with all fittings & accessories such as FLP flexible conduit, FLP junction box, Brass glands/connector, bends etc. with 1.60 mm thick pressed steel or mild steel sheet sunk box, including 1.5 Sqmm (nominal cross sectional area) PVC insulated unsheathed single core stranded copper conductor (ZHFR/HFFR) cable as earth continuity conductor connected to main switch/ 'DB's or common earth dolly for one fan/light point controlled by one 16 amps single pole FLP switch for the point wiring, complete all as specified and directed.

All as per item No. 1.00 here-in-before but for one 3 pin socket outlet 15 Amps, independent with (ZHFR/HFFR) type stranded copper conductor cables along with 4 Sqmm (ZHFR/HFFR) type stranded copper conductor cables as continous earth wire, complete all as specified and directed.

S&F FLP/WP rotary type switch with termination box in LM6, 16A, single pole 250V, direct entry, complete all as specified and directed.

M & L flame proof switch socket & plug combined in LM6 cable termination box in LM6, 16A, 250V, 4P+earth (3 Pin) having full proof interlocking i.e plug cant be removed in ON condition, complete all as specified and directed.

S&F in repair LED light fitting 1 x 20 Watt flame proof, CMRI certified recommended for gas/ vapor group of IIA & IIIB, Zone 1 & 2 and IP 65 protection with die cast aluminum hosing with heat resistant toughened glass with LED tube light fixtures driver, holders, brass gland/connector etc. complete with all accessories prewired and including connecting up with three core flexible copper conductor cable and flexible steel conduit of suitable size upto nearest ceiling rose, complete all as specified and directed.

S&F in repair flameproof cum weather proof LED flood light fittings 100 watt having IP 66 degree of proetection made out of cast aluminum alloy LM-6, heat resistance and toughened glass, anti corrosive epoxy powder coated (Shade 631 of IS5), all as per IS / IEC 60079-1, zone 1,2,21 & 22, complete all as specified and directed.

S & F in repair for LED FLP/WP well glass fitting 120 W including integral reflector made of aluminium alloy with all accessories wired and including connecting up with suitable size copper conductor cable in flexible steel conduit, complete all as specified and directed.

M & L for replacement of LED driver of flame proof high bay light fittings any wattage as per site requirement, including taking down light fittings from high rise structure and re-fixing carefully after necessary repair, complete all as specified and directed.

M & L for submain wiring with two single core PVC insulated unsheathed, multistranded flexible copper conductor 1100Volts grade, (ZHFR/HFFR) type, cables 6 Sqmm drawn through in and including steel conduit heavy duty surface conduits including 6 Sqmm (ZHFR/HFFR) type, PVC insulated unsheathed multi stranded flexible copper conductor cable as continuous earth wire with and including stove enamelled steel conduit of suitable size and connecting to common earth terminals including taking down existing sub-main wiring any size, complete all as specified and directed. Note :- Three runs of cables and one run of steel conduit and its accessories shall be measured as one length.

S&F in repair flame proof sheet metal enclosure 4 way TPN for double door IP 66 MCB DBs, phosphatised, powder coated, Triple Pole & Neutral (TPN) 63 Amp as incomer and 16 Amp SP MCB - 06 Nos & 06 Amp MCB-06 Nos as ougoing connection, 415 volts, IP 43 & IK 09 with metal door fixed on wall with din rail, neutral and earth bar, in proper position, complete all as specified and directed. Note : Cost of MCBs TPN & SP shall deemed to be included in the unit quoted rate.

M & L for flame proof junction box 4 way, 100mm dia with plain cover 3/4" ET, complete all as specified and directed.

M & L for flexible metalic hose conduit of dia 25mm, complete all as specified and directed.

M & L for cleaning the LT feeder piller box indoor/out door type of size up to 3.0m x 3.0m x 0.5m of different rating bus bar, after dismatling the incomming and out going connections from MCCB/bus bar including replacing the old unserviceble nut, bolts, supporting insulators etc and checking the servicebility of MCB/MCCB, earth continuity conductor, tightning the earth conductor, incomming and out going cables and removing existing old insulation of bus bar and MCCB/MCB terminals, providing new insulation tape of standard quality, applied to bus bar and MCCB terminals and cleaning the feeder piller box, complete all as specified and directed. Note : Contactor have to take the shut down of LT panel before starting the job and switch on the panel after completion of work.

S&F in repair danger notice plate of 1.6mm thick mild steel sheet, vitreous enamelled white, with letters, figures and conventional skull and bones in signal red colour and fixed with M.S. clamps, bolts and nuts of approved size, for LT, 20 x 15cm size, complete all as specified and directed.

S&F in repair for copper earth strip of size 20 x 3mm laid in trench/ wall/ floor with necessary supporting insulators in regular interval as directed from earh test point to terninal point with double nut bolt joint at starting terminal, complete all as specified and directed.

M&L for writing "Feeder Piller No.____" on feeder piller with synthetic enamel paint (1st garde quality), size of each letter 75mm x 75mm on and including black back ground surface, complete all as specified and directed.

S & F in repair LED Indicating lamps for Main Supply indicating R', Y' B', complete all as specified and directed.

S&F in repair digital analoge voltmeter 0-500 V, three phase phase of size 96mm x 96mm for existing pannel, including wiring bush bar to voltmeter, complete all as specified and directed.

S&F in repair digital analoge ammeter range 10 Amp to 500 Amp three phase of size 96 mmx 96 mm for existing pannel, including wiring CT ratio -1/5, complete all as specified and directed.

S & F in repair pre-casted LT cable rout marker made from RCC (1:2:4) (using 20mm graded crusded stone aggregate) reinforced with 10mm dia TMT bar, 3 Nos with length and 5 Nos. with width, size 1200mm x 300mm x 100mm, marked as "MES CABLE" and painted with two coats of synthetic enamel paint (yellow), complete all as specified and directed. Note : Excavation and earth work shall deemed to be included in the unit quoted rate.

Supply, installing and commissioning of outdoor type bus bar panel box (size 900mm x 900mm x 450mm) made out of 3.15mm thick CRCA sheet, out door type, CPRI approved, totally enclosed weather, dust and vermin proof as per IS with front and rear , copper bus bar 400 Amp capacity for RYB and half for neutral and insulated with insulators, including connecting incoming and outgoing cables necessary made out of 50 x 50 x 6mm angle iron grouted at floor above 30cm from ground level including foundation with PCC (1:2:4) type B-1, of required size, including taking down old unserviceble box, complete all as specified and directed.

Supply, installing, testing and commissioning of outdoor type bush bar panel box (size 600mm x 600mm x 450mm) made out of 3.15mm thick CRCA sheet, out door type, CPRI approved, totally enclosed weather dust and vermin proof as per IS with front and rear, copper bus bar 300 Amp capacity for RYB and half for neutral and insulated with insulators, including connecting necessary incoming and outgoing cables made out of 50 x 50 x 6mm angle iron grouted at floor above 30cm from ground level including foundation with PCC (1:2:4) type B-1, of required size, including taking down old unserviceble box, complete all as specified and directed.

M & L for taking down, disconnecting & re- fixing XLPE/PVC cable passing through DWC pipe by saddling/clamping with suitable size of saddle on wall which already existed, in zig-zag way, complete all as specified and directed. Note- DWC pipe shall be measure and paid seperately.

Supply and laying double walled corrugated (DWC) HDPE duct pipe of 40mm dia conforming to IS, approved colour, complete with fittings for cable protection, complete all as specified and directed.

Supplying and laying synthetic rubber insulated mats 2mm thick for voltage upto 3.3 KV for electrical purpose as per IS 15652-2006, suitable for electrical shock safety of size 2m x 1m, complete all as specified and directed.

S&F in repair air termination rod, single pointed aluminium rod 12mm dia and 300mm long, complete all as specified and directed.

S&F in repair air termination rod, single pointed copper rod 12mm dia and 300mm long, complete all as specified and directed.

Checking the earth resitance of existing copper/GI plate earthing by meggar and repair/replacement of strips where found corroded and testing of earth resistance value and providing magnesium sulphate and salt (minimum 8 kg per earthing) to achieve required earth resistance value, complete all as specified and directed. Note: Replacement of strip if required, shall be measured paid separately under relevant items. .

M & L earthing complete with GI earth plate electrode 600mm x 600mm x 6mm thick burried directly in ground vertically to a depth not less than 2.25m below ground level with the top edge of earth plate at depth not less than 1.5m below ground level connected with galvanised earth strip of size 25 x 4mm dia by means of bolts, nuts, check nuts and washers protected by 40mm bore light grade GI pipe, funnel with 20mm bore GI medium grade pipe for watering, wire mesh, including concrete pit in PCC (1:3:6) type C-1, with 50mm thick pre-cast RCC (1:2:4) type B-1 in cover slab (reinforced with 8 mm dia deformed bar @ 15 cm C/C both ways and suitable handle of 10mm dia round bar), including providing charcoal or coke and common salt in alternate layers of 15cm compacted thickness all around the earth electrode, with funnel, wire mesh, aluminium lugs, complete in all respect and other end connected with main switch board or earthing test point as directed, including necessary earth work and disposal of spoil to a distance not exceeding 50 metre and necessary testing on completion including taking down old one, complete all as specified and directed. Notes : Proper earthing pit should be provided with pit cover.

M & L for construction PCC earthing pit with cover for existing earthing, concrete pit in PCC (1:3:6) type C-1, pre cast RCC (1:2:4), type B1 in cover slab, size 400 x 400 x 50mm with one handle for lifting made out of 8mm dia TMT bar, 15cm center to center both direction and 10mm dia MS handle suitable size includind, necesary earth work in soft/loose soil all as shown in electrical plate No 4 of MES schedule Part -I and applying two coats of white wash on exposed surfaces of concrete and testing inclduing demolition of old earth pit, complete all as specified and directed.

S&F in repair aluminium strip 25 x 3mm with saddles and fixing screws etc. for roof conductors and down conductors above ground, complete all as specified and directed.

M&L for preparation of old painted steel or iron surfaces of panel board, E/M plant & equipments etc. and applying two coats of synthetic enamel paint (1st grade quality) (using spary painting machin) on surface of any description over 10cm width or girth, complete all as specified and directed.

Note: An amount of Rs.26,718.00 on account of Credit Schedule for schedule 'A' part - II shall be deducted from the total amount of BOQ to arrive at the contract sum.

M/S. VINITA CONSTRUCTION (BID ID -3101216)

MAJUMDER ENTERPRISE (BID ID -3099843)

MAA TARA TRADING (BID ID -3099832)

M/S MANODEEP CONSTRUCTION (BID ID -3098429)

M/S SARKAR ELECTRIC (BID ID -3099791)