AUGMENTATION OF ELECTRIC SUPPLY TO MIL STN LANSDOWNE UNDER AGE (I) MES LANSDOWNE

Amount

E/M Work

Supply ,fixing,connection and testing of XLPE insulated, Screened PVC bedded aerial bunch cable 11 KV(E), 95 Sqmm having bunch of three single core cable duly twisted with each other around insulated steel messenger wire of size 70 sqmm throughout the length all as directed. Note : Route of Laying of AB Cable through Hilly Terrian Region (Make : Havells, KEI, Polycab or equivallent)

Supply and fixing anchoring clamp/holding pole clamps/pole mounting support clamps, nuts & bolts with aluminium alloy bracket stainless steel strap, buckles eye hook incl nuts and bolts and washers and hanging material etc confirming to relevant IS complete all as specified and directed.

Supply , laying and testing cable XLPE insulated screened, PVC Bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) with stranded aluminium conductor, 11000 volts grade of size 3 core 95 Sqmm.

S&F of steel tubular swaged poles complete with cast iron base plate, finial taper plug, bolts, nuts & screws as specified type 410 SP 55 (11.0 meter long) as per IS-2713 including painting two coats of aluminium paint over one coat of red oxide primer including 4 Nos band/straps with yellow and black colour in alternate way (250mm wide each) aluminium paint two coat at a distance 300mm from plinth block and marking pole nos with black paint including tarring one coat on steel surface embedded in concrete complete all as specified and directed. Note :- (i) Necessary earth work and excavation, PCC in foundation 1:4:8 type D-2, using 40mm graded stone aggregate and PCC 1:3:6 type C-1, using 20mm graded stone aggregate as in plinth block, disposal of surplus soil to a distance not exceeding 50m measured and paid sepearately (ii) Route of Erection of Poles in Hilly Terrian Region.

Excavation in trenches, not exceeding 1.5 m wide and n.exc 1.5 m in depth for foundation etc and getting out in Hard/Dense Soil

Add to item 03006 for each additional 1.5m or part thereof in depth beyond the first 1.5m but not exc 3.00 mtr

Returning filling in including spreading, leveling,watering and well ramming in layers not exc 25 cm in Hard/Dense Soil

Removing excavated material n.exc 50 m and depositing where directed at a level n exc 1.5 m above the starting point .

M&L PCC (1:3:6) type C2 (Using 40mm graded stone aggregte) as in mass concrete/foundation/ disturbed roads due to cbale trenches complete all as specified and directed.

M & L PCC 1:4:8, type D2 ( using 40mm graded crushed stone Agg) in foundation and posts including caps and bases all as specified as directed.

M & L, PCC (1:2:4) type B-1 (using 20mm graded crushed stone aggregate) as coping of pole including necessary form work as required complete as directed.

Supply, laying & jointing double wall corrugated HDPE Pipes 100mm/110mm bore, including fittings, jointing material etc laid in trenches/pole post/under culvert/under road etc complete all as specified and directed.

M&L for cable jointing kit for 11 KV (Earthed) grade cable for outdoor termination cold shrink type joint complete with jointing material and accessories suitable for XLPE HT overhead line insulated AB Cable 11000 volts 3 core x 95 Sqmm (insulated phase conductors) +1x 70Sqmm (INS) conductor cable all as specified and directed by Engr-in-Charge

Supply, installation. connecting electrically & commissioning HT 11 KV outdoor type switch air break, gang operated, tripple pole mounted horizontal or vertical mounting fixed type complete with insulators 12 Nos 400 Amps rating and steel frame mechanically operated mechanism consisting of operating rod 25mm bore light grade GI pipe of suitable length worked from ground level and with locking arrangement flat iron clamp 50mmx6mm including MS channel of suitable size length for fixing GOD including bolts, nuts and washer complete all as specified and directed.

Supply & Fixing stay assembly complete with all accessories, such as stay plate 300x300x6mm, stay rod 215cm long and 20mm dia with nuts including GI Bow turn buckle etc, all as per Electrical Plate No 1 SSR-2009 Part-I complete all as specified and directed. (Necessary excavation and PCC and one set of stay clamps at top of pole & loop insulator of size 90x140mm porcelain, vitreous, white, brown or green shall be measured and paid seperately)

S&F Galvanised stay wire of size 7/4mm all as specified and directed.

M&Lfor loop type insulator porcelain vitirious porcelain white, brown or green large size with overall dimensions 90 x 140 mm clearence of hole 25.5mm complete all as specified and directed.

Supply, installation, testing and commissioning of Lighting Arresters Metal oxide type, distribution class with all fittings arrangements suitable to 11000 volts grade and discharge capacity 12 KV/10KA with and incuding lighting counter and cable of sutable size and core from lightning arrestor to ligting counter complete all as specified & directed.

Supply of 11KV Extensible Outdoor duty (IP 55 enclosure) SF6 gas insulated 3way motor operated Ring Main Unit comprising of 1 nos. 630 Amps Vacuum Circuit Breaker as incomer and 2nos. 630 Amps Load Break Switch as outgoing , cable termination from the front, breaking capacity 21KA/3sec (Internal Arc Classification AFLR 21kA-1sec with Bottom Exhaust both for tank and cable box as per IEC 62271-200), enclosed in insulated welded stainless steel tank having IP67 Degree of Protection, leak rate of SF6 gas less than 0.1% annually and tested as per IEC 60056/60694/60298. Protection CTs shall be ring core type, complete all as specified and directed. The outer enclosure shall have IP 55 protection, it should be Top Opening Canopy type, Indoor RMU placed inside Outdoor Enclosure should not be acceptable. Both the Load break switch and Breaker should have line side earth switch. Make of RMU : SIEMENS (8DJH-ST)/ SCHNEIDER (FBX) / ABB (SafePlus- XT)/L&T.

(A) NOTE:- Other details:- System Particulars: (i) Nominal System Voltage : 11kV. (ii) Voltage variation on supply side : ±10 %. (iii) Corresponding Highest System Voltage: 17.5kV. (iv) Frequency : 50 Hz with ± 3 % tolerance. (v) Number of Phase : 3 Phases. (vi) Neutral earthling : Solidly earthed. (vii) Fault level (minimum) kA /Sec : 21/3). (viii) Lightning Impulse Withstand Voltage (kVp) : 95 (ix) One minute dry/wet power frequency withstand voltage primary (kV rms) : 38KV (x) Rated Dynamic Withstand Current (kAp) : 52.5KA. (xi) Number of Short Circuit Operations at rated short circuit current of 21 kA 3 second for Breaker - 50 Nos. (xii) Earth switch should have 5 closing operation at short circuit current (making operations E2 class) independent of breaker. Earth switch manual closing shall be driven by a fast acting / snap action mechanism, independent of operator and VCB action. (xiii) Side and rear cable entry is not acceptable, all operation, interlock, cable terminations and door shall be front side only.

(B) Applicable Standards for this RMU scope of work - IEC 62271-200. (i) The Ring Main Units shall conform to the latest applicable, IEC 62271-100, IEC 62271-200. (ii) All live parts, bus bars, shall preferably be enclosed in non- magnetic and non-ferrite grade stainless steel tank Grade SS441 of minimum 2 mm thickness. The RMU shall be type tested for internal arc test of 21KA/1 sec AFLR with Bottom Exhaust for Safety of Personnel for both Tank as well as Cable Compartment as per IEC62271 200. The outer enclosure shall have IP 55 protection for complete switchgears, however it should be Top Opening Canopy & Indoor RMU placed inside Outdoor Enclosure should not be acceptable. The protection relay shall be for 3 O/C + 1E/F (IDMT Type) Self powered numerical protection relay with low and high set of over current and earth fault , MODBUS communication along with RS 485 Port / USB Port. (iii) Internal Arc Classification should be with Bottom exhaust only. RMUs should be manufactured, inspected, and invoiced from the OEM factory. (iv) Wireless Temperature & climatic sensor should be provided, Thermal Sensors to be mounted in Cable chamber on each function on cable termination and one number of wireless climatic sensor to be mounted on RMU at suitable location to monitor temperature and humidity data on HMI though PLC. (v) VCB, Numerical Relay, HMI, FRTU and Thermal / climatic sensor should be of same make for better functioning, maintenance, and coordination.

(C) Air Insulated Bus Connected Unit comprising the following, (1) Air Insulated enclosure with necessary bus connection via bushing. VT’s from the manufacturer and according to IS 3156 shall be accepted. (2) 11KV/rt3/110V/rt3; 50VA class 0.5. Single phase bus PT for metering. (3) 11KV/230V AC, 1KVA control transformer – Optional is Aux supply at site is not available. (4) MFM – EM 6400 NG Class 0.5 for each Incomer. (5) Metering CT in respective Function’s Cable Compartment in RMU XX/1A, Class 0.5, 2.5 VA. (D). Accessories :- (1) Antireflex operating handle. (2) Battery 24V DC , 12Ah. (3) Battery charger (I/P 230V AC, O/P - 24V DC). (4) Manometer with remote contact. (E) FRTU per RMU should be provided with provision to send data on SCADA.

Supply, installation and testing commissioning of 11 KV , 630A, 21 KA, Outdoor Air/Load Break Switch with earth switch with 2 NO + 2 NC aux contacts, spring charge mechanism, mannuallly operated. Following items should be included :- (a) HRC Fuse 11 KV, A Fuse 3 Nos (b) Mechanical ON/OFF Indication - 01 Set (c) Manual Trip Push Button 01 No (d) Control wiring with appropriate colours 01 Lot (e) 630 Amps Bus Bar 01 Set (f) MS Sheet Steel Enclouser suitable for outdoor installation 01 Set (g) Provision for receiving incoming/Outgoing Cable through bottom entry, excluding termination Kit and glands 01 Set (h) Heater ON/OFF Switch with filament type 80 watts space heaters and thermostat, single phase switch with socket, lamp for panel illumination with snap type door limit switch 01 Set

Supply and fix cable jointing kit for 11 KV grade cable for straight through cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE, armoured, Al conductor cable of size 50 Sqmm to 95 sqmm, Indoor/Outdoor type suitable for XLPE HT overhead line insulated AB Cable 11000 volts 3 core x 95 Sqmm (insulated phase conductors) +1x 70Sqmm (INS) conductor cable all as specified and directed by Engr-in-Charge

M&L for Anti-climbing device, spikes type fabricated out of MS bars (round, square and flat) including nuts, bolts, washers and welding in two halves made to shape to suit the cross section of the pole all as site or directed by Engr-in-Charge.

S&F 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, 25 X 20 cm size complete all as specified and directed.

M&L for cross arms,bracings,supports,clamps and back plates fabricated from structural steel sections including nuts,bolts,washers welding,bending cold or hot drilling holes for bolts in any shape or size as indicated or directed including of one primer coat,one under coat and one finishing coat and one finishing coat of paint.complete all as specified and directed.

Material & labour for earthing complete with galvanised steel earth plate electrode 600x600x6mm thick burried directly in ground. ( earth pit not less than 2.25 mtr depth below ground level at any type of strata ) with top edge of the earth plate not less than 1.5mtr below normal ground level surrounded with adequate quantity of charcoal dust mixed with salt to a packed thickness of 15cm all around the plate. connected by 32x6 mm GI strip as earth lead by means of brass nuts and bolt, thimbles check nuts, washers including concrete chamber of PCC 1:3:6 type C-1 using 20mm graded stone aggregate with fair finish, internal surface of concrete chamber shall be given internal dia 300mm x300mm, 15mm thick plaster in CM 1:4 funnel with wire mesh, RCC pit cover of 320x320x80mm size (1:2:4) Type B1 using 20mm graded stone aggregate rainforced with XPM all as shown in electrical plate No 3 of MES SSR Part-1(2009) and specified including and provision of GI strip upto 7.5 mtrs long with 40 mm dia medium grade GI pipe protection and watering pipe of GI 20 mm bore, medium grade, including all exavation and earth work and connecting the earthing strip to panel, including testing on completion complete all as specified and directed. Note:- (i) RCC pit cover shall be precast of RCC(1:2:4) type B1, 80mm thick rainforced with XPM weighing not less than 4kg/sqm in lieu of CI cover.(ii) Cost of additional GI strip more than 7.5 mtrs will be measured and paid seperately under relevant items.

Material & labour for earthing complete with galvanised steel earth plate electrode 600x600x6mm thick burried directly in ground. ( earth pit not less than 2.25 mtr depth below ground level at any type of strata ) with top edge of the earth plate not less than 1.5mtr below normal ground level surrounded with adequate quantity of charcoal dust mixed with salt to a packed thickness of 15cm all around the plate. connected by 4 mm GI wire as earth lead by means of brass nuts and bolt, thimbles check nuts, washers including concrete chamber of PCC 1:3:6 type C-1 using 20mm graded stone aggregate with fair finish, internal surface of concrete chamber shall be given internal dia 300mm x300mm, 15mm thick plaster in CM 1:4 funnel with wire mesh, RCC pit cover of 320x320x80mm size PCC 1:2:4 Type B1 using 20mm graded stone aggregate rainforced with XPM all as shown in electrical plate No 3 of MES SSR Part-1(2009) and specified including and provision of GI wire upto 7.5 mtrs long with 15 mm dia light grade GI pipe protection and watering pipe of GI 20 mm bore, medium grade, including all exavation and earth work and connecting the earthing wire to panel, including testing on completion complete all as specified and directed. Note:- (i) RCC pit cover shall be precast of RCC(1:2:4) type B1, 80mm thick rainforced with XPM weighing not less than 4kg/sqm in lieu of CI cover. (ii) Cost of additional GI wire more than 7.5 mtrs will be measured and paid seperately under relevant items.

Supply of 11KV Extensible Outdoor duty (IP 55 enclosure) SF6 gas insulated 3way motor operated Ring Main Unit comprising of 2 nos. 630 Amps Vacuum Circuit Breaker as incomer and 1 nos. 630 Amps Load Break Switch as outgoing , cable termination from the front, breaking capacity 21KA/3sec (Internal Arc Classification AFLR 21kA-1sec with Bottom Exhaust both for tank and cable box as per IEC 62271-200), enclosed in insulated welded stainless steel tank having IP67 Degree of Protection, leak rate of SF6 gas less than 0.1% annually and tested as per IEC 60056/60694/60298. Protection CTs shall be ring core type, complete all as specified and directed. The outer enclosure shall have IP 55 protection, it should be Top Opening Canopy type, Indoor RMU placed inside Outdoor Enclosure should not be acceptable. Both the Load break switch and Breaker should have line side earth switch. Make of RMU : SIEMENS (8DJH-ST)/ SCHNEIDER (FBX)

(A) NOTE:- Other details:- System Particulars: (i) Nominal System Voltage : 11kV. (ii) Voltage variation on supply side : ±10 %. (iii) Corresponding Highest System Voltage: 17.5kV. (iv) Frequency : 50 Hz with ± 3 % tolerance. (v) Number of Phase : 3 Phases. (vi) Neutral earthling : Solidly earthed. (vii) Fault level (minimum) kA /Sec : 21/3). (viii) Lightning Impulse Withstand Voltage (kVp) : 95 (ix) One minute dry/wet power frequency withstand voltage primary (kV rms) : 38KV (x) Rated Dynamic Withstand Current (kAp) : 52.5KA. (xi) Number of Short Circuit Operations at rated short circuit current of 21 kA for Breaker - 50 Nos. (xii) Earth switch should have 5 closing operation at short circuit current (making operations E2 class) independent of breaker. Earth switch manual closing shall be driven by a fast acting / snap action mechanism, independent of operator and VCB action. (xiii) Side and rear cable entry is not acceptable, all operation, interlock, cable terminations and door shall be front side only.

(B) Applicable Standards for this RMU scope of work - IEC 62271-200. (i) The Ring Main Units shall conform to the latest applicable, IEC 62271-100, IEC 62271-200. (ii) All live parts, bus bars, shall preferably be enclosed in non- magnetic and non-ferrite grade stainless steel tank Grade SS441 of minimum 2 mm thickness. The RMU shall be type tested for internal arc test of 21KA/1 sec AFLR with Bottom Exhaust for Safety of Personnel for both Tank as well as Cable Compartment as per IEC62271 200. The outer enclosure shall have IP 55 protection for complete switchgears, however it should be Top Opening Canopy & Indoor RMU placed inside Outdoor Enclosure should not be acceptable. The protection relay shall be for 3 O/C + 1E/F (IDMT Type) Self powered numerical protection relay with low and high set of over current and earth fault , MODBUS communication along with RS 485 Port / USB Port. (iii) Internal Arc Classification should be with Bottom exhaust only. RMUs should be manufactured, inspected, and invoiced from the OEM factory. (iv) Wireless Temperature & climatic sensor should be provided, Thermal Sensors to be mounted in Cable chamber on each function on cable termination and one number of wireless climatic sensor to be mounted on RMU at suitable location to monitor temperature and humidity data on HMI though PLC. (v) VCB, Numerical Relay, HMI, FRTU and Thermal / climatic sensor should be of same make for better functioning, maintenance, and coordination.

(C) Air Insulated Bus Connected Unit comprising the following, (1) Air Insulated enclosure with necessary bus connection via bushing. VT’s from the manufacturer and according to IS 3156 shall be accepted. (2) 11KV/rt3/110V/rt3; 50VA class 0.5. Single phase bus PT for metering. (3) 11KV/230V AC, 1KVA control transformer – Optional is Aux supply at site is not available. (4) MFM – EM 6400 NG Class 0.5 for each Incomer. (5) Metering CT in respective Function’s Cable Compartment in RMU XX/1A, Class 0.5, 2.5 VA. ? (D). Accessories :- (1) Antireflex operating handle. (2) Battery 24V DC , 12Ah. (3) Battery charger (I/P 230V AC, O/P - 24V DC). (4) Manometer with remote contact. ? (E) FRTU per RMU should be provided with provision to send data on SCADA.

kailu construction co (BID ID -3492343)

SATISH AND CO (BID ID -3490976)

Leo Air and Power Solution pvt Ltd. (BID ID -3491029)

M/s Kamal Traders (BID ID -3492276)

Roy and Sons Infrastructures (BID ID -3498776)

V r traders (BID ID -3492047)

Amit Engineering (BID ID -3492286)

BHARAT ELECTRICAL TRADERS (BID ID -3492595)