EEE-II/TC/2022-23/16.1

Amount

SUB-HEAD-1.0 - Panel Supplying, installing, testing and commissioning of cubicle type free floor mounted, indoor duty, dust and vermin proof, front operated panels made out of 2mm thick powder coated sheet steel, IP54, PVC colour coded main and auxillary aluminium bus bar, interconnection, earth terminals 50 x 6 Sq.mm aluminium earth tape from end to end of the panel, provision of cable entry from top/bottom as required, extensible from both sides, consisting of the following, all as per single line diagram. (G.A. drawing of panel to be approved before fabrication) Note- All ACBs/ MCCBs shall have microprocessor based release trip with O/C, S/C, E/F protection with with RS-485 communication port & LCD display. All ACBs shall have Icu= Ics =Icw 50 KA . All MCCBs shall have Icu= Ics =35 KA. All Incomer feeders shall be provided with 'ON', 'OFF' and 'TRIP' indication lamps. All Outgoing feeders shall be provided with 'ON', 'OFF' indication lamps. All protection relays shall be numerical type. All bus bar size after derating shall be equal to the ampere given in the BOQ. All MCCB will be variable current setting , current limiting type with front extended rotary operating handle having IP 54 protection, load reversibility , phase shall have phase separators, spreader links, terminals shall have transparent polycarbonate sheet shrouding . a) Main L.T.Panel Incomer 1 No. 1250 Amps (MDO type) FP, 50 KA (Ics=Icu=Icw) , 415Volts, 50Hz, ACB with in built over current, short ckt, earth fault release with matching CT's, 6 NO + 6 NC contact etc. with display complete in all respects. Bus bars 1 set 1500 Amps , 415 volts, 3 phase, 4 wire colour coded aluminium bus bar suitable for 50kA for 1 Sec. Outgoing 02 Nos. 630 Amps, 35KA (Ics=Icu), TP MCCB with isolable neutral, in built over current, short ckt, earth fault release, LED indicating lamp complete in all respect. 01 Nos. 400 Amps, 35KA (Ics=Icu), 4P MCCB with isolable neutral, in built over current, short ckt, earth fault release, LED indicating lamp complete in all respect. 01 Nos. 250 Amps, 35KA (Ics=Icu), TP MCCB with isolable neutral, in built over current, short ckt, earth fault release, LED indicating lamp complete in all respect. 01 Nos. 200 Amps, 35KA (Ics=Icu), TP MCCB with isolable neutral, in built over current, short ckt, earth fault release, LED indicating lamp complete in all respect. 05 Nos. 100 Amps, 35KA (Ics=Icu), TP MCCB with isolable neutral, in built over current, short ckt, earth fault release, LED indicating lamp complete in all respect. Instruments with incomers.,1 No. Multi data meter with LCD display with RS-485 communication port and matchimg CT's.,1 No. Earth fault and Instantaneous Earth fault relay.,1 No. Over current and Instantaneous over current relay with matching CT's. 1 No. Under voltage relay with matching CT's.,1 No. Over voltage relay with matching CT's.,1 No. Master trip relay with matching CT's.,1 No. Trip supervision relay with matching CT's.,1 Set R Y B phase LED indicating lamps. 1 Set of suitable rating CT's for APFC Relay in Y phase for Transformer Incomer., 1 Set FP (Three phase + 4 wires) Surge Protection Devices (Type-1+2) for lighting surge protection. (Spark-fap type)

c) Main Emergency Panel Incomer 01 Nos. 630 Amps, 35KA (Ics=Icu), 4P MCCB with in built over current, short ckt, earth fault release, LED indicating lamp complete in all respect. 01 Nos. 315 Amps, 35KA (Ics=Icu), 4P MCCB with in built over current, short ckt, earth fault release, LED indicating lamp complete in all respect. 02 Nos. 600 Amps, 4P Power Contactor, 415 volts with 4 main contacts and 2 NO+2 NC auxiliary contacts, LED indicating lamp complete in all respect. Contactor shall be suitable for Interlocking. 02 Nos. 325 Amps, 4P Power Contactor, 415 volts with 4 main contacts and 2 NO+2 NC auxiliary contacts, LED indicating lamp complete in all respect. Contactor shall be suitable for Interlocking. Bus-Coupler 01 Nos. 400 Amps, 4P Power Contactor, 415 volts with 4 main contacts and 2 NO+2 NC auxiliary contacts , LED indicating lamp complete in all respect. Contactor shall be suitable for Interlocking. Bus bars 1 set 800 Amps , 415 volts, 3 phase, 4 wire colour coded aluminium bus bar suitable for 35kA for 1 Sec. 1 set 500 Amps , 415 volts, 3 phase, 4 wire colour coded aluminium bus bar suitable for 35kA for 1 Sec. Outgoing 01 Nos. 400 Amps, 35KA (Ics=Icu), TP MCCB with isolable neutral, in built over current, short ckt, earth fault release ,LED indicating lamp complete in all respect. 01 Nos. 200 Amps, 35KA (Ics=Icu), 4P MCCB with in built over current, short ckt, earth fault release ,LED indicating lamp complete in all respect. 02 Nos. 160 Amps, 35KA (Ics=Icu), TP MCCB with isolable neutral, in built over current, short ckt, earth fault release ,LED indicating lamp complete in all respect. 07 Nos. 100 Amps, 35KA(Ics=Icu), TP MCCB with isolable neutral, in built over current, short ckt, earth fault release ,LED indicating lamp complete in all respect. 04 Nos. 100 Amps, 35KA(Ics=Icu), 4P MCCB with in built over current, short ckt, earth fault release ,LED indicating lamp complete in all respect. Instruments with both Incomers. 1 No. Multi data meter with LCD display (L&T: MFM 4410) with RS-485 communication port and matchimg CT's. 2 Nos. Reverse Power relay with matching CT's. 2 Nos. Master trip relay with matching CT's. 2 Nos. Trip supervision relay with matching CT's. 2 Sets R Y B phase LED indicating lamps. 2 Sets FP (Three phase +4wire) Surge Protection Device (Type-1+2) for lightning surge protection. (Spark -gap type) PLC suitable for Auto ON-OFF, Auto Load Management for both D.G-Sets, Interlocking of both incomers and bus-coupler with 1KVA UPS .

f) MDB-LIFT Incoming 1No.125A, 4P, Automatic Transfer Switch (ATS) complying to Standard IEC 60947-6-1 for transfer and 60947-3 for disconnection function. It shall have three distinct stable positions .The ATS shall have all the four poles fully rated with inbuilt phase changeover facility complete as required. Busbars 1 Sets of 150 Amps, 415 Volts, 50 Hz, 3 phase, 4 wire colour coded Aluminum bus bars. Outgoing 4 No. 63Amps, TP MCB . Instruments 2 Set of RYB phase indicating lamps (LED).

g) DB-External Lighting (4 Way TPN DB) (N.S.) Supply, installation, testing and commissioning of following surface/recess type tripple pole and neutral horizontal type distribution board (double door type) with loose wire box with incoming TP MCCB and outgoing three pole miniature circuit breakers complete with busbar, confirming with relevant specifications. INCOMING 1 No. 40 Amp FP isolator. One set time switch, contactor, push button control, fuses, changeover switches etc. complete for automatic operation of external lighting. BUSBAR 100 Amp TPN copper busbar. OUTGOING 4 Nos. 20 Amp TP MCB. 8 Nos. 20 Amp SP MCB. 4 Nos. Blank Plate.

Item No. 2: SUB-HEAD- 2.0 - PACKAGED SUBSTATION (PSS) / H.T-PANEL PACKAGED SUBSTATION (PSS) Supply, installation, testing & commissioning of 11kV compact secondary substation outdoor type designed for natural cooling (K-10 class), having type tested equipments comprising of dry type distribution transformer and SF-6 insulated compact switchgear enclosed in robotically sealed stainless steel tank, low-voltage switchboard, interconnection between HT switchgear and transformer using cables and transformer to LT-switchgear using copper busbars, factory built ready for connection type, internal GI earthing provided complete with other associated equipments etc. complete as required conforming to IEC 62271-202 and relevant IS specifications, as regards to design, manufacturing, type-testing, routine-testing and general operator safety precautions. The enclosure shall have modular construction using G.I. Sheet and shall be powder-coated from exterior. The degree of protection for each compartment shall be as follows:- A) HT SWITCHGEAR shall comprise of 03-Way RMU having 02nos. Load Break Switch and 01nos. Fixed-Type VCBs, all enclosed in common tank, made of robotically welded non-magnetic/non-ferritic Stainless Steel sheets, and filled with SF6 gas acting as an excellent insulating medium, the tank design shall meet IP-67 criteria with SF6 gas leakage rate less than 0.1% per-annum, whereas it shall be Arc-Proof design with Internal Arc criteria of 20kA/1-sec. The complete RMU shall be a front-panel design with associated Capacitive Voltage LED Indicators for each arc-proof cable box, with associated Terminal Protector boots and front-facia semaphore mechanical indication for isolator/ breaker ON/OFF/EARTH. The breakers will be provided with integrated Self-Powered 3OC+1EF relay with Low and High set for Over current and Earth Fault. Relay should have facility to display the maximum loaded phase current also.Relay shall record minimum 5 fault records with time stamping, and shall be operated via Resin cast Ring Core Protection CTs of suitable ratio and burden. Degree of protection for HT Switchgear compartment shall be as follows:- Degree of protection : - SF6 tank : IP 67 Front cover : IP 2X Cable cover : IP 3X - Enclosure : IP 54 B) TRANSFORMER shall comprise of 630KVA 11KV/433V DYn11 Copper Wounded Cast Resin Dry Type Transformer with Off load tap links of +5% to -5% @2.5% with WTI scanner. Class of Insulation: F, Temperature rise 90 deg.C. Losses (IS Tol.) - AS PER ECBC-2017 NORMS and Impedance of 5% (IS Tol.). IP-23 for Transformer Compartment C) LV-PANEL shall consist of 1300Amp. Copper Bus-Bar arrangement, and 1250A, 433V, 50kA, 4P Fixed, Manual ACB with microprocessor based overcurrent,short circuit and earth fault release. IP-54 for L.V Compartment. D) OUTDOOR ENCLOSURE shall comprise of having construction of Galvanised Sheet Steel of thickness 1.5/2mm. The Enclosure shall have degree of protection for each compartment as mentioned above each compartment. The enclosure shall be Powder Coated. Each compartment will be provided with the door and pad locking arrangement. The Compartment illumination lamp with door operated switch shall be provided for each compartment.

Item No.3: SUB-HEAD-3.0 - H.T /L.T CABLES AND CABLE TRAY Item No.3.1 Supply of 11KV XLPE insulated and sheathed aluminium conductor armoured cables conforming to IS : 7098 Part II - 1985 with latest amendments and & Technical Specifications as required of following sizes. (a) 3 Core, 240 sq.mm. Al. Armoured (UE)

Item No.3.2 Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 11 kV grade of following size direct in ground including excavation, sand cushioning, protective covering and refilling the trench etc. as required. Above 120 sq. mm and upto 400 sq. mm

Item No.3.3 Laying of one number additional PVC insulated and PVC Sheathed / XLPE power cable of 11 kV grade of following size direct in ground in the same trench in one tier horizontal formation including excavation, sand cushioning, protective covering and refilling the trench etc. as required. Above 120 sq. mm and upto 400 sq. mm

Item No.3.4 Supplying and making indoor cable end termination with heat shrinkable jointing kit complete with all accessories including lugs suitable for following size of 3 core, XLPE aluminium conductor cable of 11 kV grade as required. 240 sq. mm

Item No.3.5 Supplying following 1.1kv grade XLPE copper conductor PVC insulated/PVC sheathed armoured cable as per as per IS:7098 Part II & Technical Specifications as required. 4 core, 16 sq.mm. Cu. Armoured

Item No.3.6 Supply of XLPE insulated PVC sheathed aluminium Conductor Armoured cable 1.1kvas grade conforming to IS:7098 follwing size: - a) 2 core, 6 sq.mm.

b) 2 core, 10 sq.mm.

c) 4 core, 6 sq.mm.

d) 4 core, 10 sq.mm.

e) 3.5 core, 35 sq.mm.

f) 3.5 core, 120 sq.mm.

g) 3.5 core, 185 sq.mm.

h) 3.5 core, 240 sq.mm.

i) 3.5 core, 300 sq.mm.

j) 1 core, 630 sq.mm.

Item No. 3.7 Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 kV grade of following size direct in ground including excavation, sand cushioning, protective covering and refilling the trench etc. as required. i) Upto 35 sq. mm.

ii) Above 35 sq. mm and upto 95 sq. mm.

iii) Above 95 sq. mm and upto 185 sq. mm.

iv) Above 185 sq. mm and upto 400 sq. mm.

Item No. 3.8 Laying of one number additional PVC insulated and PVC sheathed / XLPE power cable of 1.1 kV grade of following size direct in ground in the same trench in one tier horizontal formation including excavation, sand cushioning, protective covering and refilling the trench etc. as required. i) Upto 35 sq. mm.

ii) Above 35 sq. mm and upto 95 sq. mm.

iii) Above 95 sq. mm and upto 185 sq. mm.

iv) Above 185 sq. mm and upto 400 sq. mm.

Item No. 3.9 Laying and fixing of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size on wall surface as required. i) Upto 35 sq. mm (clamped with 1mm thick saddle)

ii) Above 35 sq. mm and upto 95 sq. mm (clamped with 25x3mm MS flat clamp)

iii) Above 95 sq. mm and upto 185 sq. mm (clamped with 25/ 40x3mm MS flat clamp)

iv) Above 185 sq. mm and upto 400 sq. mm (clamped with 40x3mm MS flat clamp)

Item - 3.10 Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size in the existing masonry open duct as required. Above 95 sq. mm and upto 185 sq. mm

Item - 3.11 Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 kV grade of following size in the existing RCC/ HUME/ METAL pipe as required. Upto 35 sq. mm

Item - 3.12 Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1kV grade as required. a) 2 X 6 sq. mm (19mm).

b) 2 X 10 sq. mm (19mm)

c) 4 X 6 sq. mm (25mm)

d) 4 X 10 sq. mm (25mm)

e) 4 X 16 sq. mm (28mm)

f) 3½ X 35 sq. mm (28mm)

g) 3½ X 120 sq. mm (45 mm)

h) 3½ X 185 sq. mm (57mm)

i) 3½ X 240 sq. mm (62 mm)

j) 3½ X 300 sq. mm (70mm)

Item - 3.13 Supplying and installing following size of perforated Hot Dipped Galvanised Iron cable tray (galvanisation thickness not less than 50 microns) with perforation not more than 17.5%, in convenient sections, joined with connectors, suspended from the ceiling with G.I. suspenders including G.I. bolts & nuts, etc. as required. i) 150 mm width X 50 mm depth X 1.6 mm thickness

ii) 300 mm width X 50 mm depth X 1.6 mm thickness

iii) 450 mm width X 50 mm depth X 2.0 mm thickness

iv) 600 mm width X 50 mm depth X 2.0 mm thickness

Item - 3.14 Supplying and installing following size of perforated Hot Dipped Galvanised Iron cable tray “bends” (galvanisation not less than 50 microns) with perforation not more than 17.5%, in convenient sections, joined with connectors, suspended from the ceiling with G.I. suspenders including G.I. bolts & nuts, etc. as required. i)150 mm width X 50 mm depth X 1.6 mm thickness

ii) 300 mm width X 50 mm depth X 1.6 mm thickness

iii) 450 mm width X 50 mm depth X 2.0 mm thickness

iv) 600 mm width X 50 mm depth X 2.0 mm thickness

Item - 3.15 Supplying and installing following size of perforated Hot Dipped Galvanised Iron cable tray “Tee” (galvanisation not less than 50microns) with perforation not more than 17.5%, in convenient sections, joined with connectors, suspended from the ceiling with G.I. suspenders including G.I. bolts & nuts, etc. as required. i)150 mm width X 50 mm depth X 1.6 mm thickness

ii) 300 mm width X 50 mm depth X 1.6 mm thickness

iii) 450 mm width X 50 mm depth X 2.0 mm thickness

iv) 600 mm width X 50 mm depth X 2.0 mm thickness

Item - 3.16 Supplying and installing following size of perforated Hot Dipped Galvanised Iron cable tray “Reducer” (galvanisation not less than 50 microns) with perforation not more than 17.5%, in convenient sections, joined with connectors, suspended from the ceiling with G.I. suspenders including G.I. bolts & nuts, etc. As required. i) 150 mm width X 50 mm depth X 1.6 mm thickness

ii) 300 mm width X 50 mm depth X 1.6 mm thickness

iii) 450 mm width X 50 mm depth X 2.0 mm thickness

iv) 600 mm width X 50 mm depth X 2.0 mm thickness

Item - 3.17 Supplying and making cable route marker with cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) of size 60 cm X 60 cm at the bottom and 50 cm X 50 cm at the top with a thickness of 10cm including inscription duly engraved as required.

Sub-Head 4.0 - EARTHING Item No. 4.1 Earthing with G.I. earth pipe 4.5 meter long, 40 mm dia including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe etc. with charcoal/coke and salt as required.

Item No. 4.2 Earthing with G.I. earth plate 600 mm X 600 mm X 6 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 meter long etc. with charcoal/ coke and salt as required.

Item No. 4.3 Earthing with copper earth plate 600 mm X 600 mm X 3 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 meter long etc. with charcoal/ coke and salt as required.

Item No. 4.4 Supplying and laying 25 mm X 5 mm copper strip at 0.50 meter below ground as strip earth electrode, including connection/terminating with nut, bolt, spring, washer etc. as required.(Jointing shall be done by overlapping and with 2 sets of brass nut bolt & spring washer spaced at 50 mm)

Item No. 4.5 Supplying and laying 25 mm X 5 mm G.I strip at 0.50 meter below ground as strip earth electrode, including connection/ terminating with G.I. nut, bolt, spring, washer etc. as required. (Jointing shall be done by overlapping and with 2 sets of G.I. Nut bolt & spring washer spaced at 50 mm)

Item No. 4.6 Providing and fixing 25 mm X 5 mm copper strip in 40 mm dia. G.I. pipe from earth electrode including connection with brass nut, bolt, spring, washer excavation and re-filling etc. as required.

Item No. 4.7 Providing and fixing 25 mm X 5 mm G.I. strip in 40 mm dia G.I. pipe from earth electrode including connection with G.I. nut, bolt, spring, washer excavation and re-filling etc. as required.

Item No. 4.8 Providing and fixing 25 mm X 5 mm copper strip on surface or in recess for connections etc. as required.

Item No. 4.9 Providing and fixing 25 mm X 5 mm G.I. strip on surface or in recess for connections etc. as required.

Item No. 4.10 Providing and fixing 6 SWG dia G.I. wire on surface or in recess for loop earthing as required.

Item No. 4.11 Providing and fixing 4.00 mm dia copper wire on surface or in recess for loop earthing as required.

Sub-Head 5.0 - LIGHTNING CONDUCTORS Item No. 5.1 Providing and fixing of lightning conductor finial, made of 25 mm dia 300 mm long, G.I. tube, having single prong at top, with 85 mm dia 6 mm thick G.I. base plate including holes etc. complete as required.

Item No. 5.2 Jointing copper / G.I. tape (with another copper/ G I tape, base of the finial or any other metallic object) by riveting / nut bolting/ sweating and soldering etc as required.

Item No. 5.3 Providing and fixing G.I. tape 20 mm X 3 mm thick on parapet or on surface of wall for lightning conductor complete as required.(For horizontal run)

Item No. 5. 4 Providing and fixing G.I. tape 20 mm X 3 mm thick on parapet or on surface of wall for lightning conductor complete as required. (For vertical run)

Item No. 5. 5 Providing and fixing testing joint, made of 20 mm X 3 mm thick G.I. strip, 125 mm long, with 4 Nos. of G.I. bolts, nuts, chuck nuts and spring washers etc. complete as required.

Item No. 5. 6 Providing and laying G.I. tape 32 mm X 6 mm from earth electrode directly in ground as required..

HILLTOP REF ENGINEERS PRIVATE LIMITED