WBPWD/SE/SWEC/NIQ13/2020-21

Amount

Transformer: Supply & Delivery of Cast Resin Dry Type 11KV/415V 1000 KVA, 3 Phase,50Hz, Dyn11,copper wound, Class F insulation associated with winding temperature indicator / controller, having cable end box in the HV & LV sides and all accessories and conforming to IS 11171-1985 & IS - 2026 with latest modification (if any) & CBIP Specification and as per following specification [ Make: [ABB/Voltamp(Vadodara)/ CGL/ RPG-Reychem].

Technical Specifications: a. Rating -- 1000 KVA b. Voltage Ratio : i) primary voltage -- 11KV ii) secondary voltage -- 415V c. Taps : Taps are provided on primary side in a fibre glass board and changed manually by copper link at off circuit position. d. Range of Taps : For 11KV connection -- +5% to -5% in steps of 2.5% e. Type : Dry,AN (Air Natural cooled) f. Applicable Standard : I.S. 11171-1985 and I.S. -- 2026 ,IEC 60076-11 for dry type transformer g. No of phases : 3 h. Frequency : 50HZ i. Connection : Dyn11 j. Class of insulation : class H k. Allowable temperature rise : 90 Deg. C over an ambient of 50 Deg. C

l. Type of Insulation : Nomex paper (Make:Dupont) L.T. & H.T. coils are insulated with Nomex Paper m. Core Material : C.R.G.O. M-4 with full Mitred joint construction. n. Winding Material : E.C. Grade Copper. o. L.V. winding : L.V. windings are made of copper foils which are capable of withstanding short circuit current situation as per IS and it is also capable of reducing Hottest spot temperature more efficiently. p. H.V. Winding : H.V. windings are made of E.C. grade Copper.

q. Impedence (I.S. Tolerance): 5% r. Efficiency @ 75Deg. C at Full load: 98.93% at U.P.F. (approx) s. Enclosure type : Ventilated with 2.5mm dia perforated sheet/MS louver guarded by wire mesh suitable for indoor installation. t. Material: 2mm thick M.S. frame (min.) & 1.6mm M.S. sheet (min.).

u. Degree of protection : IP 33 v. Tests : Routine tests -- as per IS 11171--1985/IS:2026 w.Fault Level : As per IS specifications. x. Fittings & Accessories : i) suitable cable entry boxes along with terminals for both primary & secondary. ii) Two nos earthing terminals. iii) Diagram & rating plate iv) Temperature scanner with P.T. 100 Temp. sensor to be embedded in the winding and to be wired up to common scanner.

Installation & commissioning of 11 KV/ 415 volt, 1000 KVA distribution transformer incl. carriage to the substation building within a lead of 30mtr by placing in position and fixing after leveling fitting all components, connecting, checking & set of all instrument, relays according to requirement as instructed by the EIC incl. S&F base channels etc.

Supply,erection & installation of outdoor hooded type KIOSK made of 5 mm thick MS sheet having height-1780 mm, width-2050 mm & depth-1000 mm provided with gasketed double leaf double door arrangement. The doors should have both railway type locking arrangement as well as pad locking system. The Kiosk shoul be provided with four nos lifting lugs on opposite sides of vertical walls.The Kiosk to be provided with brass mesh for proper ventilation at the top at the fixed two vertical sides of the body of the Kiosk. The hood of the Kiosk should be extended sufficiently to prevent rain water infiltration through the brass mesh and the door leafs to be overlapped sufficiently to prevent rain water ingress inside the kiosk.There should have at least 2 (two ) nos earthing terminals provided on the opposite fixed vetical outer walls near the base.All inside and outside walls to be painted with two coats of synthetic enamel paint over one coat of R.O. primer. The kiosk to be erected on the brick pedastal of size 1400 mm x 2400 mm & height -600 mm having hollow space inside filled with dry sand and neat cemented finish with properly maintained slope on the outside to prevent water logging at the foot of the Kiosk provided with cable entry and exit facilities at the base of the pedastal. The metal structure should have self supporting and long angle iron legs having bifercation at the bottom for grouting inside the muffing of the pedastal.The kiosk to be provided with two layers of horizontally alligned 50 mm x 5 mm MS flats welded properly with the body of the kiosk in which each layer should have at least 4(four) nos of MS flats with holes provided with proper size of nuts and bolts for fixing switches and bus bars so that all switches and bus bar chamber can be fixed in door facing orientation.The Kiosk to be provided with the followings-

A. Incoming 415 Volt,630 amps TPN main switch with HRC fuses as incomming switch[Make-(L & T, Cat No.SK90492 or eqv. Make of Legrand/siemens/ABB]- 1 no.

C. Busbar Extensible bus bar chamber 3 phase, 4 wire, 440 volts, 50 c/s consisting of high conductivity tinned copper bus bars of capacity 1000 Amps of size 80mm x 10mm for incoming / outgoing feeder with PVC coloured sleeves with DMC / SMC busbar supports -1 Set

D. INTERCONNECTION Inter connections to be made same with a..4X60mmX10mm size copper bars from busbsr to 630A SFU b. 4X35mmX4mm size copper bars from busbsr to 200A SFU c. 4X20mmX3mm size copper bars from busbsr to 100A SFU d. 4X20mmX3mm size copper bars from busbsr to 63A SFU e. 4X50mmX4mm size copper bars from busbsr to 315A SFU e. Metering circuit with 1.5 sq mm single core stranded FR PVC copper wire (make - Finolex/Havells/KEI) with proper copper socketing & taping ( R Y B & N).

E. Outgoings a) 415V, 315A TPN SFU with 3 nos DIN type HRC fuses ( L & T or eqv. Make of Legrand/siemens/ABB]-2 Nos a) 415V, 200A TPN SFU with 3 nos DIN type HRC fuses ( L & T or eqv. Make of Legrand/siemens/ABB]-3 Nos. b)415 V,100 Amps TPN main switch with HRC fuses (L & T or eqv. Make of Legrand/siemens/ABB]- 2 Nos. c) 415 V,63 Amps TPN main switch with HRC fuses (L & Tor eqv. Make of Legrand/siemens/ABB]- 3 Nos.

Supply and Delivery of 1.1 KV grade 3 nos x 3.5 core 185 sq mm XLPE, Armoured Aluminium Cable. [ Make : Polycab/Havells/Gloster/RR Kabel ]

Supply and Delivery of 1.1 KV grade 3.5 core 300 sq mm XLPE, Armoured Aluminium Cable. [ Make : Polycab/Havells/Gloster/RR Kabel ]

Supply and Delivery of 1.1 KV grade 3.5 core 95 sq mm XLPE, Armoured Aluminium Cable. [ Make : Polycab/Havells/Gloster/RR Kabel ]

Supplying and Delivery of 11 KV grade U.E. [H.T. Cable] XLPE, Armoured Aluminium Cable. [ Make : Polycab/Havells/Gloster/RR Kabel ]

3.5 core 240 sq.mm.

Laying of one cable above 150 sqmm and upto 300 sqmm through existing covered masonry trench incl. taking out RC covers, setting them in order, mending good the damages filling the trench with fine dry sand incl. supplying sand

Supplying and fixing compression type gland complete with brass gland, brass ring & rubber ring for dust & moisture-proof entry of XLPE/PVC armoured cables as below including 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

3.5 core 185 sq mm

3.5 core 300 sq mm

3.5 core 95 sq mm

Making End termination of 3-core 240Sqmm 11KV grade XLPE Aluminium cable of following sizes including supply of necessary indoor/ outdoor heat shrink jointing kits and all other materials required at switch gear and transformer terminas. insulated Al. Cond.cable with indoor type heat shrinkable termination kit complete with all acessories including cable lugs as reqd.

Dismantling the existing 4 nos aluminium bar, 2 nos ACB( 1 no ACB of 800A capacity as incommer2 and 1 no ACB of capacity 1600A as bus coupler) and connections as required from the existing LT panel at sub-station with proper tools and accessories as required.

Supply and fixing of 415V 1600A MDO type ACB with breaking capacity 65KA (Make- L&T, CAT No- UW116SFDO1800 , Omega class) as incommer within the existing SS enclosure with necy mounting accessories like rail or channel and connections as required

Supply and fixing of 415V 2500A MDO type ACB with breaking capacity 65KA (Make- L&T, CAT No- UW125SFD01000, Omega class) as bus coupler within the existing SS enclosure with necy mounting accessories like rail or channel and connections as required

Supply and fixing of 415V 800A FP MCCB with breaking capacity 70 KA within a single door SS enclosure on wall and necy connections as required (Make- L&T, Cat No. CM96115OOOX1, DN4-1250S type) for APFC panel

SITC of 450KVAR, 440VAC, 3Ph, 50Hz,automatic power factor controller with Auto Switched Shunt Capacitor System along with Power Factor Controller consisting of [50KVARx4+25KVARx6+10KVARx5+5KVARx10] steps of MPP Capacitors confirming to IS-13340 with its latest amendments. The panel consisting with these following devices ::-

Capacitor Duty Contactor for 50 KVAr with 1 No + 1 NC add-on-4nos Capacitor Duty Contactor for 25 KVAr with 1 No + 1 NC add-on-6nos Capacitor Duty Contactor for 10 KVAr with 1 No + 1 NC add-on-5nos Capacitor Duty Contactor for 05 KVAr with 1 No + 1 NC add-on-10nos 50KVAR heavy duty capacitor, 480 volt-4nos 25 KVAR heavy duty Capacitor, 480 Volt-4nos 10KVAR heavy duty capacitor, 480 volt-5nos 5KVAR heavy duty capacitor, 480 volt -10nos Supply & Fixing of 1.1 KV grade single core copper cable 1.5 sqmm-100 mtr 2.5 sqmm-80 mtr 4 sqmm-50mtr 16 sqmm-30mtr 35 sqmm-20mtr LED lamp (Red)-25nos LED lamp (green)-25nos Push button (Green) NO type-25nos Push button (Red) NC type-25nos

Supply and delivery of upto 11 KV grade 12 mm thick power mat 2 mtr x 1 mtr size

Supply and laying of GI checker plate of size 2.5 ft x 2 ft of 6 mm thick.

Charges for Power enhenceement from WBSEDCL upto 1 MVA.

Earthing with Copper plate (610x610x3mm size) having weight of 9.84 Kg and 1 No. 25x5mm Copper strip (3.20 mt long) & 1 no. 6 sqmm PVC insulated stranded Copper wire (4 Mt long) incl. S & F 15 mm dia GI pipe (ISI-Medium) protection (4 mt. long) to be fillied with bitumen, partly under the ground level & partly above ground level to an average depth of 3.65 Mts. below the ground level and restoring the surface duly rammed incl. providing 3.0 mt long, 25 mm dia GI pipe (ISI-Medium) for periodic treatment, incl. providing masonery enclosure on the top of the earth electrode of overall size 86.36x86.36x46cm deep (below Ground level) complete with cemented brick work (1:6) of 25 cm width, duly plastered with cement morter (inside) CI hinged inspection cover of size 36.56x35.56cm with locking arrangement, GI reducer and treatment of soil by using salt & charcoal or coke for plate electrode

Earthing with 80 mm dia GI pipe (TATA-Medium)x 3.0 Mts. long and 1 x 19/8 stranded GI (Hot Dip) wire (4 Mts. long), 25 mm dia x 150 mm long galvanized bolt, double nuts, double washers including socketing at both ends of stranded GI (Hot Dip) wire by crimping sockets/ thimbles and S & F 40 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 [HT WBSEB-2, HT-CON-2, TR-4, LT-2,PUMP-2, DG-4]

Extra for providing masonary enclosure on the top of the earth electrode of overall size 86.63cm X 46cm deep(below ground level) complete with cemented brick work(1:6) of 25 cm width duly plastered with cement morter(inside) R.C. inspection cover of size 370mm X 370mm, GI reducer incl. drilling of 46 Nos. 12mm dia hole on GI pipe asto GS.

Extra for treatment of soil by using salt & charcoal or coke for pipe electrode(for morrum soil) as per GS

Connecting the equipments body to earth bus bar incl. S & F 50 mm x 6 mm Galvanized (Hot Dip) MS flat on wall/floor with GI saddle as required and connection to equipments with incl. drilling holes, bolts, nuts, washers etc.

Excavation of soil for installation of Earth Electrode and filling and ramming.(morrum soil)

Supply and Fixing 80mm x10mm copper spreader terminals for termination of 3nos 185sqmm Al. Cables at both ends.

JAYBEECO

RASH ELECTRICAL WORKS