REPAIR MAINTANANCE TO LT SWITCHGEARS LT HT NETWORK STREET LIGHT POLESCTPT AND CONNECTED ITEMS AT MAIN YARD AREA AGE U ELECT SUPPLY NO II UNDER GE U ELECT SUPPLY DELHI CANTT10

Amount

(b) Outgoing (i) MCCB 4 pole , 250 Amps,50 Hz,415 Volts, 36 KA with thermal & magnetic release - 02 Nos (ii) MCCB 4 pole , 200 Amps,50 Hz,415 Volts, 25 KA with thermal & magnetic release -01 Nos (iii) MCCB 4 pole , 160 Amps,50 Hz,415 Volts, 25 KA with thermal & magnetic release -02 Nos (c) Platform of Panel. Platform for the panel with PCC 1:4:8 type D-2 with 40 mm graded crushed stone, 15 cm thick in foundation, brick work in CM 1:6 with sub class 'B', old size bricks, rendering 15 mm thick in CM 1:6 on exposed surfaces and 100 mm thick PCC padding 1:3:6, type C-1 using 20 mm graded crushed stone aggregate on top and grouting bolts etc for panel. The platform shall be such that it is of a height 45 cm above the nearest road level. Note :- (i) All out going feeder shall be connected by cable through suitable size gland plate / glands. (ii) The various feeders shall be indicated by 50 mm size letters in synthetic enamel white paint. (iii) All MCCB with adjustable protection for over load and short circuit and conforming to IEC60947-II/IS 13947-II (Latest Version). The MCCB should have Ics=100%Icu. The MCCBs shall have spreader links and barriers as standard feature of manufacturer

Supply and fix in replacement MCCB 100 Amp, 4 pole , 25 KA, 50 Hz including MCCB sheet metal enclosure mounted on wall with fastner and suitable size of nut and bolts complete all as directed .

S&F in renewal of earth continuity conductor or main earthing lead fixed to pole or buried in ground or drawn in cable trenches or any other indicated situation for loop earthing/Pole earthing etc as required 4 S.W.G. nominal dia of galvanized iron complete all as directed.

Excavation in trenches not exc. 1.5 m wide and not exc 1.5 mtr deep in soft/loose soil for laying / taking up/ taking down of cables and getting out and levelling of bottom suface to required level all as specified and directed by Engineer- in- Charge.

Returning filling in,. Including spreading, levelling,. Watering and well ramming soil in layers not exceeding 25 cm thick all as specified and directed.

Removing excavated material (ie soil) from site to a distance n. exc 50 mtrs away and depositing where directed at a level n. exc. 1.5 mtr above the starting point all as specified and directed by Engineer-in-Charge.

Material and labour for river washed and screened, dry sand for filling in trenches below and around underground cables for cushioning of cables etc, complete all as specified. Note : Measurement shall be taken after punning down.

S&F sub class B bricks having minimum compressive strength 75 Kg/ Sqcm laid in trenches for cable protection etc complete all as directed by Engineer-in-Charge.

All as per srl item No 11 here-in-before but using old bricks obtained under srl item No 7 here in before.

Supplying and laying un-reinforced precast concrete cable cover, class HV, type 1, flat size 300mmx 180mm x 40mm.

All as per srl item No 13 here-in-before but using old un-reinforced precast concrete cable cover obtained under srl item No 7 here in before.

Boring of hole under road/pavement/hard standing or any other situation by mannual means and suitable for passing of GI pipe upto 100 mm bore and making good both ends all specified and directed

S&F in replacement GI Pipe (light grade) with necessary accessories/ fittings for cable protections/pole for crossing of culverts/nallah of following bore sizes 100 mm

Supply, laying, jointing, testing and commissioning in replacment LT underground cables 1100 volts grade, PVC insulated XLPE and PVC sheathed, heavy duty armoured, with multistranded aluminium conductors, IS-1554 marked, laid in trenches complete all as specified and directed. Cables of the following sizes:- Note Excavation, earth work ,cable protection , sand fillings , cable joint shall be measured and paid separately.

16 Sqmm 4 core

25 Sqmm 4 core

35 Sq mm 3.5 core.

50 Sq mm 3.5 core.

70 Sqmm 3.5 core

95 Sqmm 3.5 core

120 Sqmm 3.5 core

185 Sqmm 3.5 core

Supplying, laying, jointing testing and connecting in replacement XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cable (heavy duty) with multistranded aluminum conductors, 11 KV grade, IS 7098 marked, suitable for HT 11 KV(E) system, laid in trenches fixed to pole, including jointing & testing complete all as specified and directed of following sizes Note :- Excavation, earth work ,cable protection , sand fillings , cable joint shall be measured and paid separately.

95 sqmm 3 core.

120 sqmm 3 core.( LOCATION 11 KV CIRCUITS CASSEL ROAD)

185 sqmm 3 core

240 sqmm 3 core

300 sqmm 3 core ( LOCATION :11 KV CIRCUITS 33/11 KV KHYBER GRID)

Supply, fixing and testing straight through joint heat shrinkable type with jointing kit suitable for cable PVC/XLPE insulated armoured heavy duty aluminium conductor 1100 Volts grade complete all as directed for the following sizes :-

16-50 Sqmm x 3.5 core/ 4 core

70-120 Sqmm x 3.5 core

185 -240 Sqmm x 3.5 core

Supply and fix Cable jointing kit for 11 KV (Earthed) grade cable for indoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of following size :-

95 Sqmm 3 core.

120 Sqmm to 185 Sqmm, 3 core.

240 Sqmm to 300 Sqmm 3 core

Supply and fix Cable jointing kit for 11 KV (Earthed) grade cable for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of following size :-

95 Sqmm 3 core.

120 Sqmm to 185 Sqmm, 3 core.

240 Sqmm to 300 Sqmm, 3 core.

Supply and fix Cable jointing kit for 11 KV (Earthed) grade cable for straight through heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of following size :-

95 Sqmm 3 core.

120 Sqmm to 185 Sqmm, 3 core.

240 Sqmm to 300 Sqmm 3 core

Taking down unservicable RCC/ steel tubular poles of any type and supply & installing steel tubular swaged poles type 410 SP-31 (9 mtr long) of approx wt.147 kg conforming to IS 2713 (Part-II) including excavation, earth work, PCC foundation, base plate,PCC coping,GI pipe for cable protection etc. and GI bracket for fitting mounting, complete all as per manufacturer's instructions and as specified and as directed by E-in-charge. NOTE:- The unit rate in this item is deemed to be included the cost of exacavation and earth work in any type of soil,PCC foundation 1:4:8 type D-2 , PCC coping 1:2:4 type B-1 as in steel tubular pole and GI bracket made of GI pipe medium grade 40 mm bore, 1.5 mtr long for fixing of street light fitings . The steel pole shall be painted by bituminious paint total length inside and up to planting depth outside and remaining portion of pole painted with two coat of aluminium paint over a coat of red oxide complete all as specified and directed.

Earthing in replacement complete with galvanized steel earth plate electrode of size 60cmx60cmx6 mm thick, buried directly in ground (earth pit not less than 2.1 m below normal ground level) with top edge of earth plate not less than 1.5m below normal ground level, connected to galvanized lead wire 4mm dia by means of bolts, nuts, check nuts and washers of galvanised iron or steel as shown in electrical plate No 3 of SSR Part I, connected to earth test point and the equipment on the other nuts and washers of galvanised ironside complete all as specified, including testing and commissioning complete all as directed. Note : (a) The unit rates quoted against this item shall be deemed to include the cost of excavation and earth work in any type of soil, common salt & charcoal dust in alternate layers, PCC 1:3:6 as in pit, precast RCC 1:2:4 type B-1 with necessary reinforcement as in cover & frame for pit, funnel, watering pipe 20 mm bore GI pipe light grade, protection pipe 15 mm bore GI pipe light grade etc. (b) The quoted rates shall also deemed to include the cost of earth test point and earth strip/GI lead wire and protection pipe upto 7.5 meter beyond the earth plates electrode.

S&F in replacement KIOSK box wheather proof including made out of one piece mounted SMC base and door pole mounted hinged door size 333x233x120mm out side and 300x200x105mm inside dimensions comprising of aluminium bus bar 4 strips for 3 phase and neutral 63 Amps including embossing/painting of danger notice of size not less than 10cm x 7.5cm with letters, figures and conventional skull and bones in signal red colour on front face of KIOSK box body complete all as specified and directed.Incluiding MS clamp of size 25x3 mm with suitable size nut,bolts & washer.

Supply, installation, testing and commissioning in replacement of of air brake off load line /Bus isolator switch rotating type manually gear box operated highest system voltage 36 KV rated current 1250 Amps triple pole ,each pole consist of insulating pedestals 03Nos. on galvanized steel base as per BSS/IS including rotating blade of HDE copper and fixed contacts of same material , spring loaded arcing horns of adequate section to brake magnetizing current of transformer without earthing device with adequate size of GI operating pipe for operation from ground level and operating handle complete with both off and on positions complete all as specified and directed. Note : The isolator shall be operated through gear mechanism , Rate for gear mechanism deemed to be included in the quoted rate. LOCATION : 33 KV RR GRID

Supply installation, testing and commissioning in replacement of Potential Transformer (PT) oil cooled out door single phase ( Earthed type) of voltage ratio 33 KV/110 V class 3P - 0.5-3, burden 50 VA insulation level of 70/170 KV as specified below:- a) Normal System Voltage-33 KV (b) Highest System Voltage-36 KV (c) Rated Primary voltage- 33 KV/√3 (d) Rated secondary voltage- 110 V/√3 (e) Nos of Lt winding 2 (f) Metering Core Accuracy class - 0.5 (g) Metering Core Rated Burden- 50 VA (h) Nos of Phase- Single (Earthed Type) (j) Protection core accuracy class - 3P (k) Protection core rated Burden - 50 VA (l) Rated Voltage Factor - 1.2 continuous & 1.5 for 30 Sec (m) Insulation Level- 36/70 KV.170 KVP (n) Temp rise at rated contineous thermal current over ambient at site - 45 0C (o) Porcelain Bushing type - Hollow Cylinder (p) 1.2/50 micro second impulse with stand test Vol-170 KV (Peak) (q) Creepage distance of HV bushing - 900 mm (min) (r) Primary & Secondary winding material - Copper LOCATION : 33 KV RR GRID

Supply, installation, testing and commissioning in replacement of 33 KV current transformer oil cooled out door single phase, oil immersed and self cooled type of ratio 800-400/1-1-1-1 Amp and class suitable for metering and protection equipment installed on control panels terminal block as specified below :- a) Normal System Voltage-33 KV (b) Highest System Voltage-36 KV (c) Rated Primary current- 800-400 Amp (d) Rated secondary current- 1 Amp (e) Nos of Core - 4 (f) Core01: Accuracy class 5P10, 10VA, ALF ≥10 (g) Core02: Accuracy Class 1.0, 10VA, ISF ≤ 5 (h) Core 03 Protection core accuracy class -PS,Protection knee point voltage- 300 Volt at lower ratio (j) Core 04-Spare (k) Continuous thermal current rating 120 % of rated primary current (l)Temp rise at rated contineous thermal current over ambient at site - Less than or equal to 45 degree C (m) Insulation Level- 36/70 KV.170 KVP (n) 1.2/50 Micro second impulse withstand test voltage- 170 KV (peak) (o) Short time thermal current rating for one second - 25 KA/1 Second (p) Dynamic Current Rating - 62.5 KA ( peak) (q) Porcelain Bushing type - Hollow Cylinder (r) Creepage distance of HV bushing - 900 mm (min) (s) Primary & Secondary winding material - Copper LOCATION : 33 KV RR GRID

Supply installation & commissioning in replacement of SCR Controlled Automatic 24V/30A Float Cum Boost battery Charger and D.C. Distribution Board in a Common Cubicle.The Charger is suitable for 230V +/-10% Single Phase AC Input and the Output is suitable to Float/Boost Charge 24V ,100AH Batteries and also supply Load. The Output remains constant within +/- 2 % for AC Input Voltage variation 230V +/- 10% and Load variation 0-100 %.DC distribution board provided of 63 Amps , DP MCB as incommer and 03 Nos, 16/20 Amps DP MCB for outgoing including 24Volt 100AH SMF VRLA Battery Bank consisting of 12 Cells of 2Volt 100AH capacity complete with copper Inter cell connectors, SS Nut Bolts & Washers FCBC and DCDB to be Housed in Sheet Steel Cubical Cabinet.Battery Charger will be divided into two compartments, Upper Compartment houses the Battery charger and Lower one suitable to house the batteries complete all as specified and directed

Supply installation & commissioning in replacement of SCR Controlled Automatic 50V/30A Float Cum Boost C battery charger and D.C. Distribution Board in a Common Cubicle.The Charger is suitable for 230V +/-10% Single Phase AC Input and the Output is suitable to Float/Boost Charge 50V ,200AH Batteries and also supply Load. The Output remains constant within +/- 2 % for AC Input Voltage variation 230V +/- 10% and Load variation 0-100 %.DC distribution board provided of 63 Amps , DP MCB as incommer and 03 Nos, 16/20 Amps , DP MCB for outgoing including 50Volt 200AH SMF VRLA Battery Bank consisting of 25 Cells of 2Volt 200AH capacity complete with copper Inter cell connectors, SS Nut Bolts & Washers, housing in self contained floor mounted cabinet sheet steel powder coated complete all as specified and directed

Supplying , installation, testing and commissioning of 11 KV, 630 Amps having short circuit capacity 20kA/3-sec, Outdoor (IP54), RMU (Ring main unit) 5-way comprising of 02 Nos motorized operated Load Break Switch and 03 Nos 630 Amp Fixed-Type motorized spring-charging VCB electrolytic grade copper busbars all inside single, gas-filled, robotically welded stainless steel 304 (Non Ferrite Non Megnetic Grade) tank with min. thickness 3+0.5 mm, IP 67 Degree of Protection , internal-arc classified 20kA/1sec, on-site-repairable with site replacable bushing/coupling/mechanism, gas refilling etc. The enclosure shall have padlockable double-door access with anti-theft higes, fully covering the front facia and cable boxes to ensure fail-safe anti-theft protection. The unit alongwith Bus-connected, fixed-type Auxiliary transformer shall include the following along with all necessary accessories and fittings as required at site. Make :- ABB/Schneider/Siemens LOCATION : MALL ROAD CIRCLE -01 NO , CASSEL ROAD SUB STATION -01 NOS

(A) 02 Nos. Incoming Load Break Switch module each consisting of following accessories :- (i) Each switching-unit is designed as a three position switch. This three function switch combines the functions of switch-disconnector and earthing switch. (ii) 11kV, 630A Load Break Switch with interlocked line-earthing scheme both short circuit current - 20kA/3-sec, Making Capacity - 50kAp -01 No (iii) Auxiliary contacts - 1NO + 1NC-01 No (iv) Spring-assisted snap-action motorized mechanism with un-inhibited operating shaft for emergency manual operation with integrated earthing switch -01 No (v) Cable terminals (site replacable Cable bushings situated not beyond 300mm from cable-cover to allow ease of access for installation/testing/replacement purposes) with double-door arrangement for enhanced safety (IP54+IP3X) interlocked to prevent access upto 11 KV , 300 Sqmm , 3 Core , XLPE AL cable termination in live-condition. Each Set of 03 (vi) Right angle boots (push on type)-Each Set of 03 (vii) Arc proof cable covers having cable entry from bottom , front with Interlocking mechanism including earth switch -01 No (viii) Capacitive voltage indication fixed type system as per IEC61243 with LED - 01 Set (ix) Fault Passage Indicator - It is to be provided for each incomer load break unit, FPI with LED/digital display to be added for detection of cable fault-01 No (x) ON, OFF, EARTH mechanical indication on the front mimic of the panel - 01 No

(B) 03 Nos. Outgoing VCB module each consisting of following accessories :- (i) Each function-unit consists of a vacuum-circuit breaker in combination with a three position-switch.The three-position-switch fulfills the operation of the disconnector-function and earthing function. (ii) 11kV, 630A Fixed-Type VCB module with series disconnector cum earthing switch of short circuit breaking current/withstand - 20kA/3-sec, Making Capacity - 50kAp-01 No (iii) Aux. contacts - 1NO+1NC-01 No (iv) Stored-energy motorized high-endurance spring charging mechanism (M1+), with inbuilt spring-charging lever and mechanically latched ON/OFF push-buttons to allow handle-less and un-inhibited operation -01 No (v) Cable terminals (site replacable Cable bushings situated not beyond 300mm from cable-cover to allow ease of access for installation/testing/replacement purposes) with double-door arrangement for enhanced safety (IP54+IP3X) interlocked to prevent access upto 11 KV , 185 Sqmm , 3 Core, XLPE AL cable termination in live-condition. Each Set of 3 (vi) Right angle boots (push on type)-Each set of 3 (vii) 3O/C + 1E/F self powered numerical protection 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. Relay shall be communicable with RS 485 Port on MODBUS Protocol-01 No (viii) Associated ring-core cast-resin insulated CTs 50/1 Amp , 2.5 VA, 10P10 for protection - Each Set of 3 (ix) Arc proof cable covers with self Interlocking mechanism with earth switch -01 No (x) Capacitive voltage indication fixed type system as per IEC61243 with LED -01 No (xi) Push button for breaker trip (xii) Shunt trip coil 24V DC - 01 (xiii) ON, OFF, TRIP mechanical indication on the front mimic of the panel - 01. (xiv) Emergency Trip Push Button - 01.

(C) 01 No. Bus-connected, fixed-type Auxiliary transformer with floor-mounted compartment of matching height and depth, positioned along-side RMU or on the top of the RMU to provide required aux. supply and metering consisting of following accessories :- (i) 1-Ph (11kV/rt3):230VAC, 500VA Auxiliary transformer-01 No (ii) 2x12 Volt DC battery-01 Set (iii) Battery charger-01 No (iv) HRC fuse-links for primary side isolation and AC/DC MCBs for secondary isolation-01 Set (v) Voltmeter & RYB LED Indications to confirm AC/DC supply availability-01 Set (vi) Anti-condensation space-heater-01 No (vii) CFL lamp for illumination and 3-pin socket with switch -01 No (D) Additional equipment deliverd separately or mounted seperately :- (i) Operationg Handle for Manual Isolator/Disconnector/Earthing Operation-02 Nos (ii) Standard Manometer -01 No (iii) Operation and Maintenance Manual -01 No (iv) Installation & Commissioning Manual -01 No (v) Cable clamping provision (standard) -01No

Note:- (i) It is preferable to have all feeder-switches inside single stainless steel compartment with incomer feeders at the extremities to prevent chances of failure due to plug-in coupling arrangement. (ii) Necessay interclocking arrangement shall be provided for safety and operations (iii) Above switchgear shall confirm to relevant IEC (62271-200) for design, manufacturing and internal arc compliance. Any claims towards internal arc compliance, number of mechanical/electrical/short-circuit operations, gas-leakage rates etc. shall not be accepted unless proven via type-test reports of model being offered. (iv) Cost of provn of plinth for RMU as per OEM drawing is deemed to be included in the cost.

Boring of holes under road, pavement, hard standing by trenchless technology using ultra sounding technique and necessary machine including HDPE pipe of 160 mm dia suitable for 0.6 mpa working pressure

Supply and fixing outdoor type wall mounted bus bar chamber having 04 pole bus bar of rating 320 Amps fitted with MCCB 200 Amps 4 Pole, 25 KKA, 50 HZ as incomer inclding suitable hole in bus bar for outgoing cable connection including suitable size nut bolt and fastener complete all as specified and directed.

Supply and fixing outdoor type wall mounted bus bar chamber having 04 pole bus bar of rating 63 Amps fitted with MCCB63 Amps 4 Pole, 16 KA, 50 HZ as incomer inclding suitable hole in bus bar for outgoing cable connection including suitable size nut bolt and fastener complete all as specified and directed.

NOTE :- (a)The above module consisting of one Load break Switch and 01 VCBs shall be alligned appropriately and must have electrical and mechanical interlocking as per latest electrical safety norms including foundation complete As per OEM

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