Public Works Department-PWD has published Tender For Renovation, Modification Salbagan Substation - Sitc Of 4 Panel Ht Vcb Gear, Lt Panel, Sitc Of 1 Existing 315Kva Oil Transformer And Sitc Of Amf Panel Of 2 Existing 250Kva Dg For Salbagan Substation In The Campus Of Nbu, Darjeeling.. Submission Date for this Tender is 22-09-2023. Transformer Supply Tenders in siliguri West Bengal. Bidders can get complete Tender details and download the document.
| Sl. No. | Item Description |
| 1 | Substion Augmentation work |
| 2 | Dismantling of one no. existing transformer (one 315KVA Oil type)and shifting the same from Eastern side Substation to Salbagan Substation (within 3KM from the site) within the University Campus. |
| 3 | Installation of 11 KV / 433 volt,315 KVA OIL type transformer incl. carriage to the sub-station building within a lead of 30mtr. by placing in position and fixing after levelling, fitting all components incl. S & F base channels etc. |
| 4 | SITC of 11kV VCB Single Panel for interfacing with the existing 3 panel gear for additional 1 No 315 KVA Transformers: Supply, Installation, testing & commissioning of 11 KV, 630 A, short-circuit capacity of 26.3 KA for 1 sec, Single panel HT Gear with VCBs as per Specification [Make - SIEMENS existing make/ABB /Crompton Greaves/L&T/Kirloskar] below : BIL-28KV/75KV |
| 5 | The Vacuum Circuit Breaker should comply as per IS:13118 & IEC:62271-100 for Circuit Breaker & IS:3427 & IEC:62271-200/IEC 694, IEC-61850 for Indoor panel. |
| 6 | PANEL |
| 7 | The HT panel is rated at 11 KV, 3-Phase 630A, BreakingCurrent/short-circuit capacity of 26.3kA for 1 sec, 50c/s and shall be of floor-mounting, sheet steel clad, freestanding metal enclosed air insulated switchgear cubicle with VCB inside. The Vacuum Circuit Breaker (make- SIEMENS / ABB/ Crompton Greaves /L&T) is horizantal isolation & horizantalrawout/ Vertical isolation &horizontal drawout with single compartments and is made of 2mm CRCA sheet for load bearing members with vermin & moisture proof along with automatic shutter arrangement for complete isolation of bars, cable sockets & other live parts etc. when the removable portion is withdrawn. The breaker is arranged for hand operation through front of the panel push buttons & spring charging mechanism and also electrical motor which will be energizied by 230V AC. Closing and tripping coils are rated for 110V DC to be made available from local power supply 230 V, 50 Hz, A.C. with remote operation compatibility. The shutter shall be gravity operated. |
| 8 | FRONT DOOR |
| 9 | The front door of the breaker should not be set as front. High-Voltage door during switching operations, the highvoltage door should remain closed and mechanical interlock should prevent opening of door when the switching device is in service and is switched ON.The position of the withdraw-able section, the CLOSED/OPEN switch position of the switching device, the operating cycle counter and the “spring charged” indication should be visible through pressure-resistant inspection windows in the high-voltage door. The panel front door can be closed with the breaker in isolated position. The degree of protection in the panel is IP- 43 as per Indian Standard IS 3427. |
| 10 | BUSBAR |
| 11 | The spacious bus bar compartment is provided on the top of the cubicle. The main bus bar can carry current upto 800A and are made of electrolytic grade copper & shall be vertically placed one after another. The bus bars should be air insulated but must be HT PVC sleeved & color coded for R-Y-B. No live parts should be accessible. All joints should be insulated covered and color coded for easy identification. |
| 12 | BREAKER |
| 13 | The vacuum circuit breaker is mounted on a truck and is of horizontal isolation and horizontal drawout or Vertical isolation & horizontal drawout type having a robust motorized mechanism. The spring charge cycle duty of mechanism is O-C-O. The vacuum circuit breaker is single break design and have one vacuum interrupter per phase. The minimum operational life of the vacuum interrupter is 30,000 mechanical, 10,000 electrical at rated current & 100 at rated short circuit current. The breaker is having auxiliary switch 6NO+6NC. [OEM Certificate to be provided] |
| 14 | EARTHING |
| 15 | A continous GI earth bus runs across the entire length of the switchboard. All doors partitions, covers and non current carrying metallic parts are earthed to achieve earth potential for the entire enclosure. Terminals are provided at each end of the earth bus to connect the grid earthing. |
| 16 | INTERLOCK |
| 17 | The circuit breaker can be operated only in service/test position and not in any intermediate position, beside fully isolated condition.The circuit breaker cannot be inserted into service position in closed condition and cannot be removed from service unless it is in open condition. The circuit breaker cannot be moved from test position to service position unless auxiliary plug is disengaged and vise virsa in service possition auxiliary plug should be in engaged condition.If earth switch is provided it shall bemechanically interlocked with the breaker so that both the devices can not be "ON" simultaneously. |
| 18 | TESTING |
| 19 | The fully assembled switch board shall be offered for routine testing as per provision of IS 3427. The manufacturer should submit closing & tripping time curve after testing on a breaker analyzer. For major boughtout components like CT,meters & relays the routine test certificates of the respective manufacturers need to be submitted. |
| 20 | SINGLE PANEL VCB COMPRISES OF : |
| 21 | 1 No outgoing panel equipped with 630A vacuum Circuit Breaker with following accessories: |
| 22 | a) Epoxy Cast, Dual Core CT having CT ratio 15-25/5/5A with CORE1:15VA, Class -1.0 CORE2:15VA, Class - 5P10, STC - 26KA for 1 sec- 3 nos. |
| 23 | b) Shunt Trip Coil of 110V DC- 1 no. |
| 24 | c) LED type indicatiing lamp for VCB ON/OFF, CB Trip, Spring Charge, Trip Ckt Healthy- 4 nos.(L & T -Gen Next Pro Universal LED indicator - EPL) |
| 25 | d) LED type RYB Phase indication lamps-- 1 set |
| 26 | e) Cubicle Panel illumination lamp.- 1 set (L & T -Gen Next Pro LED Indicator - EPL) |
| 27 | f) Push Button for Emergency Trip- 1 no.(L & T -EP1FAC05) |
| 28 | g) Digital Ammeter (L & T -WL111020OOOO) with selector switch (L & T -71000 SCB03TDYR)--- 1 no. |
| 29 | h) Digital Multi Function Meter- 1 no.(L & T -WC441010OOOO) |
| 30 | i) Combined Numerical Relay in-built LED indicating lamp --- 1 set.[SIEMENS/ ABB /Crompton Greaves/ L&T/Kirloskar] |
| 31 | j) Master Trip Relay [SIEMENS/ ABB /Crompton Greaves/L&T/Kirloskar]- 1 no. |
| 32 | k)Trip circuit Supervision relay[SIEMENS/ ABB /Crompton Greaves/ L&T/Energypack]-1no. l) Auxiliary relay for Transformer [SIEMENS/ ABB /Crompton Greaves /L&T/Energypack] Wdg. temp. A/T indication ---- 3 no. m) Antipumping relay -- 1 no. n) 6/8 Window Annunciator -- 1 set |
| 33 | p) Local Remote/T-N-C/Motor On-Off/Heater On-Off Switch- 4 set. |
| 34 | q) MCB for control supply-AC/DC -- 2 sets |
| 35 | r) HRC control fuse & link as per scheme-- 1 set s) 110V DC Hooter- 1 no. |
| 36 | t) Panel space heater with thermostat-- 1 no. |
| 37 | u) Panel Illumination lamp - 1no. |
| 38 | Overall servicing of another HT VCB 3 panel gear at OLD substation with the retrofitting of existing 3 panel, cubical type H.T. switch gear(630A, 250MVA) with following items & few internal connection etcincl.fitting & checking all instruments, relays correctly set according to requirement. |
| 39 | i) CURRENT TRANSFORMER Epoxy cast three core CTS have CTR40-50/5+5with Class 1.0 / 5P10, burden 15/15VA & STC 25 KA for 1 second---3 nos with the setting of auxiliary relay, Trip Ckt etc. |
| 40 | Supply & laying of 11 KV grade 3 core 185 sq.mm. XLPE (E) HT cable with Al. conductor from consumer"s gear to transformer to be laid through existing masonery trench as per G.S. as per direction of EIC. (Make -Polycab/ Havels/KEI) |
| 41 | Making termination of the 3 core 185 sq.mm. HT cable incl.supply of necy. jointing materials & compound (Heat shrink cable jointing kit of approved make) at switch gear & transformer terminations on H.T. sides incl. testing as per G.S. |
| 42 | Supplying of one number 1.1 KV Grade XLPE insulated and PVC sheathed aluminium conductor cable (Armoured ) conforming to IS: 7098 I 1988 with its latest amendment and laying those in underground trenches incld. Socketing and finishing the ends of the socket of following size(Make -Polycab/ Havels/KEI) 3.5 core 300 sq. mm.[ Transformer to main LT panel Substation] |
| 43 | Earthing with 80 mm dia GI pipe (TATA-Medium)x 3.0 Mts. long and 1 No. 65 mm x 8 mm galvanized (Hot Dip) steel strip (4 Mts. long), 20 mm dia x 125 mm long galvanized bolt, double nuts, double washers including finishing both ends by making holes etc. and S & F 80 mm dia GI pipe (ISI-Medium) protection (3 Mts. long) to be filled with bitumen partly under the ground level and partly above ground level to an average depth of 3.65 Mts.[For one Transformer neutral - (2) nos, transformer body - (2) nos., |
| 44 | Extra for providing masoneryenclosure on the top of the earthelectrode of overall size 86.36 cm x 86.36 cm x 46 cm deep(below Ground level) complete with cemented brick work(1:6)of 25 cm width duly plastered with cement morter (inside) CIhinged inspection cover of size 36.56 cm x 35.56 cm with lockingarrangement, GI reducer including drilling of 46 nos. 12 mm diaholes on the GI pipe. |
| 45 | Extra treatment of soil by using salt & charcoal for pipe electrode as to G.S. |
| 46 | Supply & fixing earth busbar of galvanized (Hot dip) MS flat 65 mm x 8 mm on wall having clearence of 6 mm from wall incl. providing drilled holes on the busbar complete with GI bolts, nuts, washers, spacing insulators etc. as required (for trtansformer neutral). |
| 47 | Insulating the 65 x 8 mm GI flat incl. S&F black heat shrink PVC sleeves etc. The PVC tube sleeve to be inserted on the GI flat and heat shrinked by heating apparatus by skilled technician carefully without damaging the PVC sleeve as per direction of the EIC (for transformer neutral earth bus bar) |
| 48 | Supply & delivery, 63 sq. mm.PVC flexible pipe (reinforced)as per direction of E.I.C. (Make - Precision - PCFC-63) |
| 49 | S& laying 150 sq. mm. single core multistrand PVC insulated flexible Cu wire in existing suitable size of PVC flexible pipe (reinforced) from nutral earth busbar to transformer point as required ( to be laid 2 nos. in parallal) (for transformer neutral earthing)(Make -Polycab/ Havels/KEI) |
| 50 | Supply & fixing of earth busbar of Galv.(Hot dip) M.S. flat of 50 mm x 6 mm on wallhaving clearence of 6 mm from wall incl. providing drilled holes on the busbar complete with GI bolts, nuts, washers, spacing insulators etc. as required. |
| 51 | Connecting the equipment body to earth busbar incl. S & F 50 mm x 6 mm galvanized (Hotdip) M.S. flat on Wall/floor woth G.I. saddle as required and making connection to equipments with incl. drilling holes, nuts, bolts & washers as per G.S. |
| 52 | Making testing arrangement and submitting the test report for high voltage testing of specified voltage incl. checking & testing of all HT / LT equipments by authorized firm of Directorate of Electricity & commissioning the installation after obtaining the Approval of Directorate of Electricity. |
| 53 | S & F CO2 fire extinguiser (4.5 kg. capcity) (Surex / Fireshield / Max Well) on wall with necessary MS bracket as per G.S. incl. mending good the damages to original finish. |
| 54 | S & F 9 liter capacity fire bucket on wall with necy. M.S. bracket incl. mending good the damages. |
| 55 | S & F best quality FIRST AID BOX (Al. body) as per PWD specification, complete with all the items as required by rule of sub-station on MS bracket incl. damages to original finish. |
| 56 | S & F "shock treatment chart" on wall with necessary screws. |
| 57 | S & F 11 / 6 KV grade rubber hand gloves. |
| 58 | S & fixing 6" x 3" x 1/2" rubber mat suitable for 11KV / 6 KV sub-station (Best quality & ISI approved). |
| 59 | S & F of 250V 12" sweep 80W, 1420 RPM A.C. exhaust fan complete with frame, legs & louver shutter etc. after cutting wall & making hole incl. S & F nut, bolt, washer & fixing the louver shutter and providing necy. length of PVC insulated copper wire for making connection and mending good the damages to original finish. [Make - EPC / Marathon] |
| 60 | SITC of LT Panel for Distribution of power of Existing 250KVA & Shifted 315KVA Oil Type Transformer |
| 61 | SITC of floor mounting cubicle type indoor compartmentalized 415 Volt. 50 Hz. dust & moisture proof L.T. distribution panel board fabricated from 14 SWG CRCA sheet. The panel should have adequate strength and space to accommodate the incoming & outgoing witches and bus bars with all inter connections in between the switches & bus bars with solid copper rod / flexible wire of suitable capacity. The panel should be provided with cable alley for facilitating connection of all the incoming & outgoing XLPE cables with termination arrangements by supply & fixingcopper terminal bar / bolt of required sizes. The 2 nos. G.I earth bus bar should run along the full length of the panel board. The incoming terminals of ACB & MCCB as well as out going terminals of MCCB should be provided with Extra copper bar of suitable capacity for smooth termination of double feeders. All incoming / outgoing ACB / MCCB / SFU units should have identification as directed by the E.I.C. The panel board should be painted by powder coated paint & the layout diagram of the panel board should be approved by the E.I.C before manufacturing. The panel board should comprise with the followings : |
| 62 | Incoming :- |
| 63 | c) S/F of 415 Volts 630 Amp Breaking capacity 50KA Version C-Power 4 pole draw out (EDO) with Microprocessor Based SR18GACB but with castle locking arrangement, as bus coupler including electrical connection with both the bus-bars. --2 nos. (Make – L & T--SL96071/Schnider/ABB/Legrand) |
| 64 | Bus bar chamber :- |
| 65 | b) do-do 800 Amp capacity 4 bar electrolytic tinned copper bus bar mounted on non-hygroscopic porcelain insulator / hylam sheet having sufficient di-electric strength duly wrapped with colour PVC tapes (Red, yellow, blue & black) for phases & neutral identification and segregated in two (2) equal length by keeping space for suitable accommodation of bus-coupler in the center of BBC. |
| 66 | c) S/F of 415 Volts 630 Amp Breaking capacity 50KA Version C-Power 4 pole draw out (EDO) with Microprocessor Based SR18GACB but with castle locking arrangement, as bus coupler including electrical connection with both the bus-bars. ---2nos. one estra for bus coupling of anothe existing LT panel(Make – L & T-SL96071/Legrand/Schnider/ABB) |
| 67 | Out-Going :- |
| 68 | a) do-do 400Amp TPN, Open execution SFU with HRC fuses (L & T-SF94435) on L.S & N.L.---4nos. |
| 69 | (Make – L & T-SK95481./ABB/Schnider) |
| 70 | b) do-do 250Amp TPN, Open execution SFU with HRC fuses (L & T-SF94333) on L.S & N.L.--8 nos. |
| 71 | (Make – L & T-SK95642 ./ABB/Schnider) |
| 72 | c) do-do 100 Amp TPN, Open execution SFU with HRC fuses (L & T-SF94029) on L.S & N.L --2 nos. |
| 73 | (Make – L & T-SK95568/ABB/Schnider) |
| 74 | Metering :- |
| 75 | a) 0-500 Volts Digital voltmeter (AE) with selector switch (Kayee)-2 nos. |
| 76 | b) 0-500 Amp flush mounting Digital Ammeter (AE) with selector switch (Kayee) --2 nos. |
| 77 | c) 500/5 Amp ratio C.T (Kappa) --6 nos. |
| 78 | d) 250 Volts L.E.D (RYB) source indicating lamps with sliding fuses and switches.-6 nos,(L & T -Gen Next LED Indicator - SIL) |
| 79 | e) E.I danger board .-2 nos. |
| 80 | Replacement of OLD DG by shifteted Silent type 250KVA DG from Eastern side substation and Ancillary work |
| 81 | DG Foundation: |
| 82 | Earth work in excavation of foundation trenches or drains, in all sorts of soil (including mixed soil but excluding laterite or sandstone) including removing, spreading or stacking the spoils within a lead of 75 m. as directed. The item includes necessary trimming the sides of trenches, levelling, dressing and ramming the bottom, bailing out water as required:(a) Depth of excavation not exceeding 1,500 mm |
| 83 | Single Brick Flat Soling of picked jhama bricks including ramming and dressing bed to proper level and filling joints with |
| 84 | Cement concrete with 30 mm down graded shingles excluding shuttering. N.B. Variety a) 1:3:6 proportion Foundation |
| 85 | Brick work with 1st class bricks in cement mortar (1:6) (a) In foundation and plinth |
| 86 | Ordinary Cement concrete (mix 1:2:4) with graded stone chips (20 mm nominal size) excluding shuttering and reinforcement,if any, in ground floor as per relevant IS codes. b) River bazree |
| 87 | Reinforcementforreinforcedconcreteworkinallsortsof structures including distribution bars, stirrups, binders etc initial straighteningand removaloflooserust(ifnecessary), cutting torequisitelength,hookingandbendingtocorrectshape, placinginproperpositionandbindingwith16gaugeblack annealedwireateveryintersection,completeasperdrawing and direction. (a) For works in foundation and upto roof of ground floor / upto (i) Tor steel/Mild Steel II) Other than SAIL/TATA/RINL |
| 88 | Hireandlabourchargesforshutteringwithcenteringand necessarystagingupto4musingapprovedstoutpropsand thickhardwoodplanksofapproved hicknesswithrequired bracing for concrete slabs, beams and columns, lintels curved (a) 25 mm to 30 mm thick wooden shuttering as per decision & direction of Engineer-In-Charge. RCC BEAM |
| 89 | DG shed work |
| 90 | Galvanised corrugated iron sheet work (excluding the supporting frame work) fitted and fixed with 10 mm. dia J orL hook-bolts, limpet and bitumen washers and putty complete with 150 mm. end lap and one corrugation minimum side lap. (Payment to be made on area of finished work)(GCI sheet to be supplied by contractor)(i) In Roof:-a) With 0.60 mm thick sheet |
| 91 | Galvanised iron sheet ridging fitted with necessary bolts, screws, washers etc complete.(225mm end lapping)A) 300 mm lapping each waya) With 0.60 mm sheet |
| 92 | M.S. structural works in roof trusses with tubular sections conforming to IS: 806-1968 & IS: 1161- 1998 cnnected to one another with bracket, gusset cleats as per design,direction of Engineer-in-charge complete including cutting to requisite size, fabrication with necessary metal arc welding conforming to IS: 816-1969 & IS: 9595 using electrodes of approved make and brand conforming to IS:814- 2004, haulage, hoisting and erection all complete. The rate includes the cost of rolled steel section, consumables such as electrodes, gas and hire charge of all tools and plants and labour reqired for the work including all incidental chages such as electricity charges, labour insurance charges etc. Payment to be made on the basis of calculated weight of structural tubular memebrs as specified in relevent IS code in finished work. Payment for gusset, bracket, cleat may be made by adding the actual weight of such items with weight of finished structural members. The rates are considered for a height of erection 8 m. / 2nd floor level from the ground. Add 1.5 % extra over the rate for each additional floor or 4m. beyond the initial 8 m. or part thereof.For trusses spanning up to 12.00 m |
| 93 | M.S. orW.I. ornamental grill of approved design joints continuously welded with M.S., W.I. flats and bars for windows ,railing etc. fitted and fixed with necessary screws and lugs in ground floor.(Add extra @1% for each addl. floor up to 4th floor and @1.25% for each addl. floor above 4th floor). (ii) Grill weighing above 16 kg./sq.m.and above . |
| 94 | Dismantling of one no. existing Silent type DG (250KVA)and shifting the same from Eastern side Substation to Shalbagan Substation (within 3KM from the site) within the University Campus. |
| 95 | Supply & delivery of Control Panel(AMF Panel) - Capable of switching over within 15 seconds and comprising of fabricated from 14 SWG CRCA sheet and is powder coated after 7 tank treatment process comprising of 400A, AC1 Duty Four pole power contactor-2nos. with O/L, S/C protection relay,Open execution type, 230V AC Aux-Contactor, Aux Relay with Timer, DG selector Sw, 2P-ON/OFF, 230V AC(Red) Indicating Lamp, 2C/O 415V AC 3 phase voltage mounting relay, 6 Amp 10 KA SPMCB, 12V DC Aux. relay, 2C/O, 16 Amp 10 KA DP MCB, automatic battery Charger electronic overload relay and other different relay fuses switches etc.(one for shifted DG of Shalbagan & other for Western side DG)(Make – L & T/Legrand/Schnider/ABB) |
| 96 | Making special type brick foundation & plastering with neat cement finishing for 415V., 3 phase, 4 wire AMF panel including S & F suitable of MS angle / channel with nuts, bolts & washers etc. as per direction of the EIC. (For 250 KVA DG AMF panel). |
| 97 | Supply of HSD Oil. |
| 98 | Supply of Mobil Oil. |
| 99 | S & F exhaust pipe of 100 mm. dia MS black pipe (Thickness 4 mm) including connection with the existing silencer attached with the flexible coupler and S&F flange, nuts, bolts & washers etc. & necessary fixing materials etc. as required from DG set to nearest building (Horizontal Run) with suitable high temperature painting. |
| 100 | S & F exhaust pipe of 150 mm. dia MS black pipe (Thickness 4 mm) including connection with the existing silencer attached with the flexible coupler and S&F flange, nuts, bolts & washers etc. & necessary fixing materials etc. as required from DG set to nearest building (Vertical Run) with suitable high temperature painting. |
| 101 | Making insulation by 2" glass wool including netting arrangement and covered with aluminium clading as per direction of the EIC. |
| 102 | a) 150 mm. dia exhaust pipe. |
| 103 | b) 200mm dia exhaust pipe |
| 104 | S&F special type MS angle iron bracket support made of 40x40x6 mm. MS angle with flat iron clamp with nuts, bolts & washers etc. for 200 mm. dia (Vertical Run) |
| 105 | S&F rain protection canopy. |
| 106 | S& delivery of 200 ltrs. Capacity heavy gauge MS sheet barrel. |
| 107 | Supply & delivery of best quality oil hand pump with 1" dia PVC flexible pipe (12" ft. approx.) |
| 108 | Earthing with 65 mm. dia GI pipe (ISI Medium) x 3.0 mtr. Long 1 no. 50 x 6 mm. galvanized (Hot dip) sheet strip (4 mtrs. Long) 12 mm. dia x 125 mm. long GI nuts, bolts & washers etc. for neutral earth. |
| 109 | Earthing with 50 mm. (2") dia GI pipe(ISI Medium)x 3.64 mm. thick x 3.04 mtrs. long with nuts, bolts & washers etc. as to GS. (2 nos. for DG, 2 nos. for AMF panel). |
| 110 | Extra treatment of soil by using salt & charcoal for pipe electrode as to G.S. |
| 111 | Supply & fixing black PVC heat shrink sleeve for covering the 50 x 6 mm. GI flat. |
| 112 | Extra connecting the neutral of DG to earth electrode including S&F 50mmx6mm Galvanized(Hot Dip) steel strip on wall/floor with GI saddles & insulating the same by one layer of PVC strip over one layer of ampere tape. |
| 113 | S & F compression type metal gland for 100 mm dia flexible pipe. |
| 114 | S&F 2 Kg capacity Gas pressure (DPC) fire extinguisher on wall by suitable size of iron bracket (Make - Surex) |
| 115 | S&F 9 ltr. Capacity round fire bucket with iron hook and duly filled up by sand. |
| 116 | Commissioning & testing of the Diesel Generator Set along with AMF panel with agency"s own tools & tackles in presence of EIC. |
| 117 | Cutting RCC floor by special tools & tackles very carefully without any damaging and removing the shifted rubbish & levelling up and restoring the surface for 8 nos. earth-pit as per direction of EIC. |
| 118 | Supply & laying of 2(double run) x 3.5 core 185 sq. mm. PVC/Ar. Al. conductor cable through U.G. trench as to G.S.[Make:Polycab/KEI/Havells] |
| 119 | Supply & laying of 1.1 KV grade 12 core 2.5 sq.mm. PVC copper conductor control cable partly recessed and partly by shaddle on wall to interconnect DG set with AMF panel.[Make:Polycab/KEI/Havells] |
| 120 | Supply & laying 1 x 70 sq. mm. single core flexible copper wire in suitable size PVC pipe (reinforced) on wall / floor from neutral earth bus to DG set neutral point including both side socketing.[Make:Polycab/KEI/Havells] |
| 121 | S & F compression type PVC gland for 40 mm dia reinforced pipe. |
| 122 | S & F compression type brass cable gland suitable for 12 core 2.5 sq. mm. PVC/A copper cable. |
| 123 | S & F EI danger board. (size : 20 cm. x 30 cm.) |
| 124 | Supplying and fixing compression type gland complete with brass gland, brass ring & rubber ring for dust & moisture-proof entry ofXLPE armoured cables as below : a) 3.5 core 185sq.mm. |
| 125 | Finishing the end of following XLPE armoured cables by crimping method incl. supplying and fixing solderless socket (Dowels make), tapes, anticorrosive paste & jointing materials. a) 3.5 core 185sq.mm. |
| 126 | Dismantling of one no.LT panel [one incommer 800A ACB & 8 out going of 315A (SFU)] and shifting the same from Eastern side Substation to Shalbagan Substation (within 3KM from the site) within the University Campus. Installation of same as DG panel |
| 127 | Feeder Box |
| 128 | Supply &Installation ,commissiong of outdoor type dust and moisture proof feeder piller FDB made with 8mm top ms plate & 6mm in all sides having 1600mm x 1400mm x750 mm size both side doorwith 5mm thick backite sheet base for fixing nylon base, kit kut etc incl 2 coats of synthetic enamel paint over one coat of R.O primer duely welded on 75 x40 x6mm MS channel (as foundation) frame. The foundation should make extra height at about 0.60mt above ground level and 0.45 mt below the ground by C.C foundation(4:2:1) work including plastering and neat cement finish.The FDB should be comprising with the following materials as per direction of E.I.C[Distibution of load from load centre subpanel to building ] |
| 129 | Incoming: A)415V ,250Amp TPN ,Open execution SFU, incl. S & F 3 nos. DIN type HRC fuse (L & T-SF94333) as per rating.[Make:L & T-SK95642./ABB/SIEMENS].----- 1 no b) 415A , 250A On Load Changeover Switch - Disconnectors.[Make:L&T-CO32500OOOO/ABB/SIEMENS]-----1Nos c) 630A, 500V; 4bar copper busbar....... 1 setOutgoing:a) 160A rating 415V,TPN,Open execution SFU, incl. S & F 3 nos. DIN type HRC fuse (L & T-SF94939) as per rating.[Make:L&T-(Cat no.SK95713) /ABB/SIEMENS]....3Nosb) 100A rating 415V,TPN ,Open execution SFU, incl. S & F 3 nos. DIN type HRC fuse (L & T-SF94029) as per rating.[Make:L&T-(Cat no.SK95568) /ABB/SIEMENS]....1No c) LED indication lamp with fuse base &HRC fuse -----3Nosd) Danger Notice Board 6"x8"/20cm x30cm -------1Noe) LED 3Phase Ammeter(L & T-WL131010OOOO /ABB/SIEMENS] f) LED 3 Phase Voltmeter (L & T-WL132010OOOO /ABB/SIEMENS]g) CT Coil(400/5A) |
| 130 | CABLES DISTRIBUTION WORK at SUBSTATION & to BUILDING |
| 131 | Supplying of one number 1.1 KV Grade XLPE insulated and PVC sheathed aluminium conductor cable (Armoured ) conforming to IS: 7098 I 1988 with its latest amendment and laying those in underground trenchesof following size 3.5 core 300 sq. mm.[For out door feeder Connection] |
| 132 | Supplying and fixing compression type gland complete with brass gland, brass ring & rubber ring for dust & moisture-proof entry ofXLPE armoured cables as below : a) 3.5 core 300sq.mm. |
| 133 | Finishing the end of following XLPE armoured cables by crimping method incl. supplying and fixing solderless socket (Dowels make), tapes, anticorrosive paste & jointing materials. a) 3.5 core 300sq.mm. |
| 134 | STREET LIGHTING SYSTEM |
| 135 | Supply & erection of 80mm dia 2 mtr. Long G.I pipe pole(ISI- M) mini pole with suitable size sole plate& Cap etc. in CC foundation (2 ft x 2ft x 2.5ft), having with hard jhama metal including CC (6:3:1)above roof including 3 mm thick neat cemented finish (without loop box) as per direction of E.I.C. |
| 136 | S & F 1.5 Mtrs. Long 40mm dia G.I pole top arm bracket with sleeves, nuts etc as required with painting by one coat red led and one cote of synthetic enamel paint . i)single arm |
| 137 | Supplying and Fixing GI water proof looping cable box having hinged CI Top Cover having 4 mm thick with rubber gasket lining, railway type mechanical locking arrangement, earthing terminal with lug etc. of the following sizes as indicated below, Comprising of one 250 V, 15 A Kit-Kat fuse unit, one NL on porcelain insulator etc. and housing the same in pole muffing incl. addition and alteration to the existing CC muffing (6:3:1) after dismantling the damaged looping cable box etc. where necy. incl. painting. a)200x150x100mm |
| 138 | Earthing with 50 mm dia GI pipe 3.64 mm thick x 3.04 Mts. long and 1 x 4 SWG GI (Hot Dip) wire (4 Mts. long), 13 mm dia x 80 mm long GI bolts, double nuts, double washers incl. S & F 15 mm dia GI pipe protection (1 Mts. long) to be filled with bitumen partly under the ground level and partly above ground level driven to an average depth of 3.65 Mts. below the ground level & restoring surface duly rammed as below (ISI medium G.I pipe) |
| 139 | Supply & Laying ofXLPE A/Al.cable (Mk. Havels/KEI/Polycab/RR Kable) through surface by clamping arrangement as to GS a) 4C x 16 Sqmm |
| 140 | Supply and fixing compression type gland complete with brass gland, brass ring for dust & moisture-proof entry and finishing of the XLPE/PVC armoured cables as below. a) 4C x 16 Sqmm |
| 141 | Finishing the end of following XLPE/PVC armoured cables by crimping method incl. supplying and fixing solderless socket (Dowels make), tapes, anticorrosive paste & jointing materials as below. a) 4C x 16 Sqmm |
| 142 | S&L of 3x1.5sq mm FR single core multi strand copper wire for connection from loop box to fittings through 13mm dia polythene pipe.(Make -Polycab/ Havels/KEI) |
| 143 | Fixing only of SV/MV/LED street light fittings with arm bracket on pole. |
| 144 | S & F of medium gauge 100 sq mm dia G.I pipe (ISI medium) for protection of cable with necessary fitting and jointing materials as required as to G.S. |
| 145 | S & D LED street light luminaire 70W (make -Cromton - RAPTOR NEO - TRP-411-90-30-SL-GL-NSG OR Equivalent make of Philips / Bajaj / Wipro / Havells / Osram) and all other accessories |
| 146 | Supplying and fixing of 250 V AC Timer Fixed on wall with flat iron frame as per direction of EIC.The Box shuld comprising following accessorise... A) Double-door SPN MCB Distribution Board with IP-42/43 protection. 2+8 Way Make-Legrand, as to GS B)250V, 50 Hz,16 Amp Digital daily & weekly time switche(Make- Legrand or as to EIC. C) 250V, 25A 2 NO Conctractor.(Make-Legrand, or as to EIC D) 250V, 50Hz 25 Amp DP RCCB (30 mA sensitivity (Make- Legrand or as to EIC E) 240V, 25A Changeover MCB. (Make- Legrand or as to EIC F) Diode type neon indicator lamp-1 noG) The complete arrangement must be wiring by 2.5 sqmm PVC insulated Cu wire with suitable socket/lugs as per requirment & direction of EIC. (Make- Legrand/ L&T/Seimens) |
| 147 | Buyback of existing HT Old single panel gear(Oil type) with all accessories |
| 148 | Buyback of existing Old 250kva open type DG with all accessories |
| 149 | Distribution wiring in 1.1 KV single core stranded "FR" PVC insulated & unsheathed copper wire (Brand approved by EIC) in 20mm size PVC rigid conduit "FR" (Precision make) incl. necy. fittings as required A) 2 x 36/0.3 (2.5 sqmm) + 1 x 22/0.3 (1.5 sqmm) ECC |
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