REPAIR / MAINTENANCE OF LT DISTRIBUTION SYSTEM, ACBS, APFC PANELS AND OTHER CONNECTED WORKS AT AHRR UNDER GE E/M RR HOSP. DELHI CANTT-10

Amount

Taking LT supply shutdown, disconnecting all electrical connection, taking down existing old / unservicable LT panel from its position incl all accessories and demolishing old plateform complete all as specified and directed. Note: Contractor shall be responsible for alternate arrangment of LT Supply with suitable capacity of LT cables if uninterrupted power supply is required as and when directed by Engr-in-charge. No exrtra cost will be paid to the contractor on this account.

Supply, installation, testing and commissioning factory made (CPRI approved) LT panel, outdoor type, made out of 3.15 mm thick CRCA sheet, powder coated, weather, dust & vermin proof, front and back openable door, with suitable size angle iron frame and locking arrangement including suitable working space in bus bar chamber, cable box chamber with cable alley suitable for 3 phase 4 wire system, 415V, 50 Hz, AC supply, including minimum 1.5 times of main incomer rating aluminium bus bar with PVC sleeves/ tape RYB colours for phases identification, including all bus bar shall be extend upto cable box chamber fixed on fiber insulation for RYB & neutral to all out going cable and fixed on raised PCC platform with PCC 1:2:4, with control wiring with suitable copper wire, cable gland & lugs etc and comprising the following:- (Loc - Map Substation) (i) MCCB 4 Pole 415 volts AC 50 Hz 250 Amps, 36 kA - 02 No (Incomer) (ii) Change over switch ON load 250 Amps, 4 Pole, AC, 50 Hz, 415 Volt -01 (Incomer) (iii) Digital and programmable multifunction meter with all parameter with suitable capacity of 03 Nos CT's - 01 No (iv) LED indication lamp with toggle switch RYB for phase indication- 01 Set of three (v) MCCB 4 Pole 415 volts AC 50 Hz 100 Amps, 16 kA - 05 Nos (Outgoing) Note:- (i) LT Panel manufacturer will stand warranty of 02 years for complete design, switch gear and inspection upto site service support. (ii) All MCCBs shall be adjustable type with thermal magnetic release, Ics = 100% Icu & Icw for 1 sec.

All as per ser item No 2.00 but comprising the following :- (Loc - Gym Panel Offr Mess) (i) MCCB 4 Pole 415 volts AC 50 Hz 250 Amps, 36 kA - 02 No (Incomer) (ii) Change over switch ON load 250 Amps, 4 Pole, AC, 50 Hz, 415 Volt -01 (Incomer) (iii) Space and fixing arrangement for 3ph meter - 01 No (Incomer) (iv) Digital and programmable multifunction meter with all parameter with suitable capacity of 03 Nos CT's - 01 No (v) LED indication lamp with toggle switch RYB for phase indication- 01 Set of three (vi) MCCB 4 Pole 415 volts AC 50 Hz 100 Amps, 16 kA - 04 Nos (Outgoing) (vii) MCCB 4 Pole 415 volts AC 50 Hz 160 Amps, 36 kA - 01 Nos (Outgoing)

All as per ser item No 2.00 but comprising the following :- (Loc - Main Panel Offr Mess) (i) MCCB 4 Pole 415 volts AC 50 Hz 630 Amps, 50 kA - 02 No (Incomer) (ii) Change over switch ON load 630 Amps, 4 Pole, AC, 50 Hz, 415 Volt -01 (Incomer) (iii) Digital and programmable multifunction meter with all parameter with suitable capacity of 03 Nos CT's - 01 No (iv) LED indication lamp with toggle switch RYB for phase indication- 01 Set of three (v) MCCB 4 Pole 415 volts AC 50 Hz 250 Amps, 36 kA - 04 Nos (Outgoing) (vi) MCCB 4 Pole 415 volts AC 50 Hz 200 Amps, 36 kA - 02 Nos (Outgoing) (vii) MCCB 4 Pole 415 volts AC 50 Hz 100 Amps, 16 kA - 04 Nos (Outgoing)

All as per ser item No 2.00 but comprising the following :- (Loc - DG Panel Offr Mess) (i) MCCB 4 Pole 415 volts AC 50 Hz 630 Amps, 50 kA - 02 No (Incomer) (ii) Change over switch ON load 630 Amps, 4 Pole, AC, 50 Hz, 415 Volt -01 (Incomer) (iii) Digital and programmable multifunction meter with all parameter with suitable capacity of 03 Nos CT's - 01 No (iv) LED indication lamp with toggle switch RYB for phase indication- 01 Set of three (v) MCCB 4 Pole 415 volts AC 50 Hz 630 Amps, 50 kA - 01 Nos (Outgoing) (vi) MCCB 4 Pole 415 volts AC 50 Hz 250 Amps, 36 kA - 03 Nos (Outgoing)

Supply and fixing in replacement of aluminium busbar chamber outdoor type with 400 Amps, TPN aluminium busbars step type design for safe power distribution with provision of incoming & outgoing cables, RYB indicator lamps with toggle switch, locking arrangement and fixed on raised PCC platform with PCC 1:2:4 or on wall with other fixing accessories complete all as specified and directed.

All as per ser item No 6.00 but busbar chamber with 250 Amp TPN aluminium busbars.

Supply and fixing in replacement of MCCB, four pole, 415 volts, adjustable type of capacity 100 Amps, 16 KA, thermal- magnetic release, including spreader terminals, phase barriers, thimbles of suitable size etc and making electric connections complete all as directed.

All as per items No. 8.00 here-in-before but 125 Amp, 16 KA capacity.

All as per items No. 8.00 here-in-before but 160 Amp, 36 KA capacity.

All as per items No. 8.00 here-in-before but 200 Amp, 36 KA capacity.

All as per items No. 8.00 here-in-before but 250 Amp, 36 KA capacity.

All as per items No. 8.00 here-in-before but 400 Amp, 36 KA capacity.

All as per items No. 8.00 here-in-before but 630 Amp, 50 KA capacity.

Bringing fault detector machine with skilled tradesmen to detecting the fault by inducing the high potential in any sizes of LT cables, including digging up to showing faults, returning, filling and marking the place where fault detected complete all as specified and directed.

M&L in replacement for laying, jointing and testing XLPE insulated, armoured heavy duty electric cable with aluminium conductor, 1100 volts grade, cross-sectional area 70 sqmm x 3.5 Core in trench/ on pole/ in duct complete all as specified and directed. Note:- 1. The cost of required thimbles / clamps / fastner and cable gland etc is included in quoted rate and no extra payment will be made for it. 2. Excavation, earth work, sand cushioning, cable cover and Cable joints will be measured and paid separately under respective items of this sch.

All as per srl item No 16.00 here-in-before but 120 sqmm x 3.5 Core.

All as per srl item No 16.00 here-in-before but 185 sqmm x 3.5 Core.

All as per srl item No 16.00 here-in-before but 300 sqmm x 3.5 Core.

Material and labour for jointing Heat shrinkable LT 1.1 KV straight through joint suitable for aluminium cable of Size 300 Sqmm to 400 Sqmm x 3.5 core all as specified .

Ditto all as per item No 20.00 but for 185 Sqmm to 240 sqmm x 3.5 core .

Ditto all as per item No 20.00 but for 70 Sqmm to 150 sqmm x 3.5 core .

Material & Labour for road cutting, including excavation, returning filling in, spreading, leveling well ramming in layers, soling with broken boulders/stones, WBM 7.5 cm thick coarse aggregate received from dismentling the existing road, premix, carpeting 25 mm thick using ready mix patch mate material or with PCC, rolled and compacted for road patch repair work, complete all as directed.

S&F in replacement of GI pipe of 80 mm nominal dia light grade with all fittings laid in trenches or under road crossing or fixed to walls/poles with clamps nuts, bolts and washers complete all as specified and directed.

Excavating in trenches in soft / loose soil, not exceeding 1.5 meter wide and not exceeding 1.5 meter in depth and getting out complete all as specified and directed.

Material and labour for sand cushioning with layer of sand 8cm thick before laying of cable and 15cm after laying of cable in trenches complete all as specified and directed.

Supplying laying, brick sub class 'B' common burnt laid in trenches for cable protection complete all specified and directed.

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

Removal of excavated material not exceeding 50 meters and depositing where directed at a level not exceeding 1.5 meter above the starting point complete all as specified and directed.

Attending breakdown /inspection of LT ACB of any make, type and rating upto 2500 Amps as per existing make and model by authorised service engineer to check and replace any spares related breakdown complete all as specified and as directed.

M&L for servicing LT ACB of any make, discription & rating upto 2500 Amp as per manufaturers specification using service maintenace kit including cleaning the fix and moving parts, removing dust particles by using high speed blower applying grease / jelly to moving mechanism and moving parts, tightening nut bolts of all the components of ACB and replacement of all unserviceable spares as required, control wiring if required with suitable copper wire, testing commissioning and putting on load and testing with VI injecting instrument for full load test/calibration for work efficiently in the tripping circuit complete all as specified and directed. Note for item No 30 & 31:- (i) All Measuring equipments and T&P required shall be arranged by the contractor. (ii) Spares as required for replacement shall be of the same company as of existing make or as recommended by the Engr-in-charge. (iii) Cost of major spares shall be measured and paid separately under relevant items as "Supply only". (iv) Any other activity/ minor items not listed/covered here above and required during /completing the work for smooth functiong of system will have to be arranged by Contractor himself and for this purpose no extra cost will be paid.

Supply only in replacement CT's of suitable ratio for LT ACB of any make, discription & rating upto 2500 Amps as per existing make and model complete all as specified and as directed.

Supply only in replacement Motor gear box assembly suitable for LT ACB of any make, discription & rating upto 2500 Amps as per existing make and model complete all as specified and as directed.

Supply only in replacement Shunt trip closing coil suitable for LT ACB of any make, discription & rating upto 2500 Amps as per existing make and model complete all as specified and as directed.

Supply only in replacement UVR (under voltage release) coil assembly suitable for LT ACB of any make, discription & rating upto 2500 Amps as per existing make and model complete all as specified and as directed.

Supply only in replacement earth fault relay suitable for LT ACB of any make, discription & rating upto 2500 Amps as per existing make and model complete all as specified and as directed.

Supply only in replacement Racking inter lock complete suitable for LT ACB of any make, discription & upto 2500 Amps as per existing make and model complete all as specified and as directed.

M&L for servicing of Automatic Power Factor Control (APFC) Panel of any capacity & make for making serviceable and smooth functioning of automatic switching of capacitor banks. servicing by cleaning of complete panel with electric blower, checking all check points/terminal points, checking complete control wiring & power cable connecting to main incoming also with capacitor to heavy duty contactor and including cable tray for carrying the wires, din rail for melamine complete to the operation of APFC relay, ammeter, voltmeter, LED indicator etc, carrying out repair for making APFC panel serviceable including replacement of all minor & major worn out parts, rewiring wherever required with using suitable size, FRLS, multistranded PVC insulated unsheathed copper cable, tunning of circuit, repair of APFC relay, duty contactor & capacitor banks, servicing of ventilating fan, replacement of nut bolt / door hinges as required and any other spare which is required to make panel fully automatic switching of capacitor banks including taking out of old wiring/worn out spare parts & testing up to entire satisfaction complete all as specified and as directed. Note:- 1. The cost of control cable, minor spare parts required for making serviceable and smooth functioning of APFC panel deemed to be included in quoted rate and no extra payment will be made for it. 2. Major spare parts shall be measured and paid seperately under respective items as supply only. 3. Any other activity / minor items not listed/covered here above and required during /completing the work for smooth functiong of system will have to be arranged by Contractor himself and for this purpose no extra cost will be paid.

Supply only in replacement of micro controller automatic power factor control relay, 415 volts, 50Hz, suitable for APFC Panel upto 8 stage off different capacities and making all connection in existing panel complete all as specified & directed.

Supply only in replacement of micro controller automatic power factor control relay, 415 volts, 50Hz, suitable for APFC Panel 12 stage off different capacities and making all connection in existing panel complete all as specified & directed.

Supply only in replacement of capacitor duty contactor suitable for capacitor of capacity upto 25 kVAR, 415V, AC, 3ph, 50Hz, with built-in-auxiliary contacts and making all connection in existing panel complete all as specified & directed.

All as per ser item No. 41.00 here-in-before but 50 kVAR, 415V, AC, 3ph, 50Hz.

Supply only in replacement of MPP heavy duty box / cylindrical type (resin filled) capacitor of upto 25 kVAr Capacity, 415 Volt, 50Hz, 3 phase and making all connection in existing panel complete all as specified & directed.

All as per srl item No. 43.00 here-in-before but 50 KVAr capacity.

Supply only in replacement of fan of 150 mm sweep size, 230 v, 50 Hz AC, alongwith filter & thermostate switch to disipate the heat librated by the capacitor bank installed in APFC panel complete with automatic switching ON / OFF of fan depending upon the temperature alongwith control wiring for the ventilating fan in the panel including all necessary arrangement for proper fixing & functioning of fan and system complete all as specified and directed.

Attending breakdown / inspection of automatic power factor control (APFC) panel of any capacity and make to check, repair and replace any spares related breakdown to make the system serviceable complete all as specified and as directed.

S&F in replacement of LED type indicator lamp of Red/Yellow/Blue/Green colour for phase/system ON/OFF indication with and including taking down of unserviceable indicator and making all electric connection in existing panel, complete all as specified and directed.

Servicing of LT panels of any make and any description by disconnecting the panel electrically, cleaning with blower, required welding work, door alignmet for proper closing of doors, replacing broken hinges, opening cables from MCCBs, cutting of unserviceable/overheated cable ends / thimbles etc, M&L for fixing of new aluminium thimbles suitable for LT cable size up to 400 sqmm x 3.5 core as required at site, insulation of all necked wires and busbars as per existing colour code, re-fixing/re-assembling and testing as per existing complete all as specified and as directed.

Supplying and laying in replacement electrical insulating rubber mat of sizes 1m wide and 3 mm thick for voltage upto 11 kv as per relevant IS suitable for electrical shock safety and anti skid type including adhesive to fix on floors complete all as specified and directed.

S & F in replacement acrylic Sign board of dimension 300mmx 300mm and thickness not less than 5 mm, including writing approximate 100 letter of aprroved height and any kind like block, Roman, Itlalic, Indian, Stop, Commas, Short line, dashes, hypens, brackets etc complete all as specified and directed by Engr-in-Charge.

S & F in replacement sign board of size 900 x 600 mm, made out of SS-304 grade sheets of 1.6 mm thick duly painting from both side and printing/writting approximate 80 letters of any height & kind like block, Roman, Italic, Indian, Numbers, Short line, dashes, hypens and this also includes 50 mm SS-304 grade square pipe for sign board frame and support of 100 cm height from ground level to bottom of Board and 60 cm is duly embaded in ground and fixed with using cement concrete 1:4:8 including necessary excavation, RFR, removal of surplus soil etc complete all as directed by Engineer-in-Charge.

S&F in replacement of 1.2 m x 1.8 m acrylic board duly printed drawing of substation schematic diagram using standard drafting tools. One set of drawing shall be submitted to the Deptt for scrutiny and final prints of drawing shall be submitted thereafter complete all as specified and directed. This item includes the under mentioned scope of work:- i. Preparation of drawing of Substation schematic diagram using standard drafting tools. ii. Duly printed acrylic board with square type pipe frame of 25 mm x 25mm SS-304 grade of size 1.2 m x 1.8 m and other fixing accessories. iii. Submission of soft copy. iv. Submission of two coloured hard copies of drawing prepared on A3 size paper.

M&L for preparation of old painted surface of LT panels/ busbar chamber/ MS support structure and painting the cleaned surface with two (02) coat of synthetic enamel paint to achieve good finish by spray painting machine carefully after covering the meters, indicators, relays and switches fixed on panel to prevent from fall of paint drops including marking of incoming & out going, writing numbers & letters etc as req on newly painted surfaces complete all as specified and directed. Note:- The shade of paint will be decided by Engr-in-Charge & no extra payment will be paid on this account.

Demolition of stone slabs and tiles of any description or thickness in floors, aprons etc and getting out complete all as specified & directed.

M&L for Machine pressed precast & pre-polished coloured concrete interlocking paver block any shape and size of 80 mm thick with grey cement & pigment of M-40 grade laid in path / hard standing complete all as specified and directed.

Demolition of concrete of any description and in any position not otherwise specifically provided for and getting out complete all as specified & directed.

M&L for Cement concrete in foundations, filling and mass concrete 1:4:8 type D2, (using 40 mm graded stone aggregate) complete all as specified & directed.

M&L for 25 mm thick PCC 1:2:4 type B-1 (using 20 mm graded stone aggregate) in sub base of floor complete all as specified and as directed

Demolition of brickwork or stone/boulder masonry, built in cement mortar or cement lime mortar including all quoins, arches, pillars, etc, but excluding ashlar facings, dressed stonework and precast concrete articlescomplete all as specified & directed.

M&L for brick work with sub class 'B' bricks, old size , straight or curved on plan exc 6 m mean radius built in cement mortar 1:6 complete all as specified & directed.

M&L for rendering 15mm thick cement plaster in 1:4 on fair faces of brick work or concrete surfaces, finished even and fair without using extra cement complete all as specified & directed.

M&L for preparation of newly plastered surfaces of walls and applying two coats of exterior grade weather proof paint over a coat of weather resistant acrylic primer, complete all as specified and directed.

M&L in replacement for cross arms, bracings, supports, clamps, angle iron, flats, Chequered and back plates fabricated from MS steel sections including nuts, bolts and washers of suitable sizes including welding, bending (cold or hot), drilling holes for bolts in any shape or size as directed and inclusive of one primer coat, one under coat and one finishing coat of synthetic enamel paint including taking down old cross arms, angle iron, plates etc complete all as specified & directed.

M&L in replacement of plate earthing complete with galvanized mild steel plate electrode 60cm x 60cm x 6.0 mm thick buried directly in ground vertically (in earth pit not less than 2.25 m below normal ground level) with the top edge of the earth plate at a depth not less than 1.50 m below norm al ground level, the earth electrode surrounded by adequate quantity of clear coal dust and salt to a packed thickness of 15 cm on both sides and incl GI earth strip 32 x 6 mm bolted (with GI nuts, bolts & check nuts) and revetted to earth plate at one end and connected to metallic bodies of equipments etc, GI earth strip encased in and including 40 mm bore GI medium grade pipe with all fittings from upper edges of earth plate to ground level with and including 32 x 6 mm flat iron clamps,bolts, nuts and washer and also including providing 20 mm bore GI pipe medium grade from bottom of earth plate to ground level for watering complete with earth pit in PCC 1:2:4 type B-O using 12mm graded crushed stone aggregate and RCC cover, funnel, wire mesh including necessary excavation & earth work, etc as shown on electrical plate No 3 of SSR Part I complete all as specified and directed.

M& L in replacement 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 HT 25cmx20cm complete all as specified.

OMVIN ENTERPRISES LLP (BID ID -3338775)

Ridhi engineers and builders (BID ID -3352039)