WBPWD/SEWEC/BED /NIQ-85/2016-17 (2nd Call)

Amount

Supply & Delivery of 3 Panel Metal Clad, Indoor-type, single tier fully compartmentalized,free standing, Floor role type , Fault MVA 500 MVA (26.3 kA for 3 sec) Internal Arc Classification IAC for minimum 25 kA for 0.1 sec, horizontal draw-out type 12kV 630A Vacuuam Circuit breaker having following specifications. (a) Circuit breakers: The Vacuum Circuit Breaker should comply to IS 13118, IS 3427, IS 2705, IS 3156, IS 613 up to the latest revision. Type: Air insulated VCB, Autoreclosing, System voltage : 11kV ± 5%, 50 Hz ± 5%, 3 Phase Rated voltage : 12kV, Rated Current : 630A @ 40 °C ambient; Short time rating for 3 sec. : 26.3 kA Short circuit, Insulation level (PF rms /impulse Peak) : 28kV/ 75kVp System ground : Solidly Earthed; Duty cycle : O – 0.3sec – CO– 3min – CO. Break/ Make time : Not more than 4/ 5 Cycle. Range of auxiliary voltage for Closing/ Tripping/ Spring Charging : 85-110%/ 70-110%/ 85-110%. Circuit Breaker should withstand 30000 mechanical operation at full load & 10000 no Electrical operation at Full Short Circuit Current. Vacuum Interrupter, VCB and HT panel shuld be manufactured from same make i.e Panel shuld be manufactuered from OEM. (Make : Schneider/ ABB/Siemens/Crompton ) Incoming - 1 No., Outgoing - 2Nos

(b) Bus Bar: Rated Current : 1250A @ 40°C ambient. Material : Silver Plated/Tineed, High conductivity electrolytic Copper Bus Bar sleeve: Heat shrinkabale PVC Sleeve with joints having full voltage soft PVC shroude Short time rating for 3 sec. :26.3 kA ........... 1 Set

(c) C.T.: Voltage class : As specified in Circuit Breakers; Type: Cast resin type, Dual Core, Dual Ratio, Barden : 15VA; Class of insulation : Class 'E' or better. Protection core : 5P10, Metering : 0.5, Short time rating for 1 sec. : 26.3 kA Ratio : 40/1-1A (for incoming Breakers), 40/1-1A (for outgoing Breakers) (Make : As per manufacturer's standard)

(d) P.T.: [1 no. Line PT] Rated Voltage : Primary - 11000/√3, Sec. - 110/√3; Type : Cast resin, draw out type, 3-phase, 3-limb complete with HV fuses. Barden : 100VA per phase; Class of insulation : Class 'E' or better, Accuracy Class : 0.5; Rated voltage factor : 1.2 continuous, 1.5 for 30 Secs. For POTENTIAL TRANSFORMER unearthed system should be rated for the over voltage factor of 1.9 for 8 hours.. PT should be drawout type and service continuty shall be independent of Breaker trolley position. (Make : As per manufacturer's standard) ......1 Set

(e) Relays for protection and control: Incomer: Flush mounted, Drawout, Numerical and multifunctional (With 3 O/C , 1 E/F & 3 VT I/P) with self & remote monitoring features Communication port : RS232 for local pc and RS485 for remote operation Comm. Protocol : MODBUS Memory : Inbuilt memory capable of registering relay fault and disturbance (at least 25 fault records and 75 events records each with 1 mSec accuracy) with waveform during fault. RTC : in-built. Display : Alphanumeric LCD display with keypad for navigation and setting. Other features: 2 Setting groups, multshot reclosure, undervoltage & overvoltage, CB maintenance & Trip circuit supervision, at least 4 programmable LEDs (Make :Schneider/ ABB/Siemens/Crompton) ......1 Set Outgoings: Flush mounted, Numerical and multifunctional (With 3 O/C , 1 E/F with self & remote monitoring features Communication port : RS232 for local pc and RS485 for remote operation Comm. Protocol : MODBUS, Display : Alphanumeric LCD display with keypad for navigation and setting. Other features: Trip circuit supervision, at least 4 programmable LEDs (Make : Schneider/ ABB/Siemens/Crompton) ......2 Sets High Speed Master Trip relay (VAJH – 13), .......3 sets for Incoming/Outgoing. 8 Window Annunciation Facia.with ACCEPT, REST & TEST Push Button- 3 Sets for Incoming/Outgoing. Auxillary relay for Transformer faults - VAA33 - 2 sets for Outgoing.

(f) Metering: For Incomer - Digital Ammeter, Digital Voltmeter. For Outgoing - Digital Ammeter. Multifunctional Meter Type : Flush mounted, sealed dustproof construction (Front - IP5X, Rear - IP 4X), multifunctional. Display : Alphanumeric LCD display having capability to display 3 parameters simultaneously with autoscaling scaling capabilities for Kilo, Mega, Giga Display Parameters : Voltage, Current, PF/ Frequency and all energy & power parameters with autoscrolling. Accuracy Class : 0.5S Keypad : Front Panel keypad with auto keypad lock and password protection for setup parameters. Communication port : RS485. Communication Protocol : MODBUS. Memory : Inbuilt memory for keeping back-up of Integrated. Data Other features: Programmable CT/PT Ratio, Built-in Phase analyzer, 2DI/2DO, minimum 256kB memory (Make : Schneider/ ABB/Siemens/Crompton) ......3 Sets for Incoming/Outgoing.

Other accessories: Power pack of suitable size for 3 panel switchboard, Space heaters, LT panel illumination lamp, Socket, TNC switch, L/R switch, terminals etc for reliable operation of the HT VCB board.

The panel and Breakers must be interlocked so that 1) A closed locked breaker can not be inserted into a panel in the SERVICE positon or can not be taken out from a panel when in SERVICE position 2) A breaker can not be operated in between TEST & SERVICE positon. 3) A breaker can not be inserted into a panel in the SERVICE positon or can not be taken out from a panel when in SERVICE position without connecting the control circuit. 4 If earth is provided it shall be mechanically interlocked with the breaker so that both the bdevice can not be ON simultaneously

Supply,and Delevery of three-phase VPI Insulated dry type indoor type Transformer – 11KV/433V, Dyn11, Power 250 kVA, AN cooling as per IEC 60076-11/ IS 11171. The transformer will be of environmental class minimum E2 and of climatic class C1 as defined in IEC 60076. E2 and C1 classes will be indicated on the rating plate. Fire behavior class F1 as defined in IEC 60076-11 will be indicated on the rating plate. Off circuit tap @2.5%,+5% to -5%. ( Make: Raychem RPG/Voltamp (Baroda ) / ABB/ Universal Power)

Rated power 250kVA Cooling AN Rated frequency 50 Hz Rated primary voltage 11kV Rated primary insulation level 12kV Basic Impulse Level (BIL) 75kVp Off-circuit tapping @2.5%,+5% to -5% Type of Insulation: Nomex paper (mak Dupont , USA). Silicon Vernish ( Make Dow Corning, USA) LT & HT Coils are insulated with Nomex paper & Glass Tapes and Vacum Pressure impregnated in silicon varnish Core material CRGO M-4 with full Mitred Joint Constractions Winding material : EC grade copper L-V Winding are made of copper flate and capable of withstanding short ckt current situation as per IS HV Winding - E.C Grade copper Secondary voltage at no load - between phases 433V -Vector group D yn11(1) Losses shall be as per ECBC guideline No load Loss :- 950 watts ( Max ) Load loss @ rated load & 75 degree celcius : - 3300 Watts (Max) % Impedance 4% (IS tol)

Maximum ambient temperature 50 °C Temp. Rise 90 °C over 50 °C ambient. Maximum altitude 1000 m HV winding temperature class F LV winding temperature class F Climatic classification C1 Environmental classification E2 Fire behaviour classification F1 Enclosure Yes Index of protection : IP23 (In door) Thermal protection relay, electronic converter type : Yes Fitings Winding temperature Scanner , Temperature indecator Thermal protection relay, electronic converter type, R & D Plate , Liftings Lugs , Bi- direction rollars , Marshalling Box, Inspection cover & accessories as per IS Primay Side Termination : Cable Termination Secondary Side Termination : Upward rising Terminals for Cable Termination

Supply & Installation of cubicle type compartmentalised dust & vermin proof panel board of suitable size made of 2 mm thick M.S sheet reinforced with (40X40X6mm) flat/angle iron frame as required with individual hinged door(except for ACB which will be draw out type) with locking arrangement for all compartment & providing suitable ventilation arrangement & powder coating RAL7032 & earthing by nut & bolt in the body complete with base chanel. The lower side of the base of panel should rest on the frame work(75mm X 40mm X 5mm). The panel will have suitable cable alley on rear side of the panel. The panel will have suitable cable alley on rear side of the panel. Panel Builder should have type test report for 50KA short circuit for 1 sec, IP and Temperature rise from CPRI with tinned coper bar with proper colour coded PVC sleaves. The panel comprises of the following breakers/switches. . INCOMING c) S/F of 415 Volts 250-630 Amp Breaking capacity 70KA 4 pole Microprocessor Based Manual version, MTX1.0 MCCB with castle locking arrangement, as bus coupler including electrical connection with both the bus-bars. (Make – L & T, cat no.- DN3630S/Legrand/ABB) ...2 Nos

Bus Bar chamber:do-do 700 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.

Bus-coupler S/F of 415 Volts 250-630 Amp Breaking capacity 70KA 4 pole Microprocessor Based Manual version, MTX1.0 MCCB with castle locking arrangement, as bus coupler including electrical connection with both the bus-bars. (Make – L & T, cat no.- DN3630S/Legrand/ABB)

OUTGOING- a) a) do-do 250Amp TPN, SFU with HRC fuses on L.S & N.L. (Make : SCHNEIDER / L & T /Seimens/ ABB ), - 2 nos b) do-do 125 Amp TPN, SFU with HRC fuses on L.S & N.L - 2 nos c) do-do 160 Amp TPN, SFU with HRC fuses on L.S & N.L (Make : SCHNEIDER / L & T /Seimens /ABB) - 2 nos d) do-do 63 Amp TPN, SFU with HRC fuses on L.S & N.L (Make : SCHNEIDER / L & T /Seimense/ABB) - 2 nos e) Blank box for fittings of 100A SFU in future - 2no

Installation of 11 KV / 415 volt, 250KVA power 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.

Installation of 3 panel, cubical type H.T. switch gear with -PT incl. carriage within a lead of 30 mtr. by placing in position, assembling, lining up, levelling and fixing on floor, fitting & checking all instruments, relays correctly set according to requirement.

Supply & laying of 11 KV grade 3 core 185sq.mm. XLPE (E) HT cable with Al. conductor from consumer's gear to transformer to be laid through masonery trench as per G.S. as per direction of EIC. (Make - NICCO / Polycab/ Havels / CCI )

S & Laying of 1.1KV grade 2 x 3.5 core 240 sq.mm. PVC/A AL. cable to be laid through masonary / U.G trench as per G.S. (from Transformer to ACB of sub-station L.T. main pannel board) - (Make - NICCO /Polycab/ Havells )

S & F compression type gland complete with brass gland, rubber ring for dust & moisture proof entry of 3.5 core 240 sq.mm. PVC/A Al. cable incl. finishing the ends by crimping method as per G.S.

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.

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 6.65 Mts. [For Transformer neutral − (2x2) nos, transformer body − (2x2) nos., consumer gear − 2 nos. LT panel room-2 Nos ]

S & F special type earth electrode clamp made of GI flat with nuts, bolts, washer etc. suitable for 80 mm dia GI pipe earth.

Extra for providing masonery enclosure on the top of the earth electrode 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) CI hinged inspection cover of size 36.56 cm x 35.56 cm with locking arrangement, GI reducer including drilling of 46 nos. 12 mm dia holes on the GI pipe.

Extra treatment of soil by using salt & charcoal for pipe electrode as to G.S.

Supply & fixing earth busbar of galvanized (Hot dip) MS flat 50 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).

Insulating the 50 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)

Fiishing the ends of 150 sq. mm. single core PVC insulated copper cable.

Supplying & laying 150 sq.mm. single core multi-strand PVC insulated unarmoured copper cable from 2 nos. earth electrode to earth bus bar and earth bus bar to transformer neutral a) through S&F40 mm dia GI protection pipe from earth electrode to earth bus bar.

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.

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.

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.

S & F 9 liter capacity fire bucket on wall with necy. M.S. bracket incl. mending good the damages.

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.

S & F 'shock treatment chart' on wall with necessary screws.

S & F 11 / 6 KV grade rubber hand gloves.

S & fixing 6" x 3" x 1/2" rubber mat suitable for 11KV / 6 KV sub-station (Best quality & ISI approved).

S & F of 250V 12" sweep 1420 RPM A.C. exhaust fan complete with frame, legs & cowel 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 through timer for making connection and mending good the damages to original finish. [Make - EPC]

single core stranded 'FR' PVC insulated & unsheathed copper wire (approved make) through PVC Rigid Conduit , with 1x22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire for ECC, to light/fan/call bell/exhaust fan points with Piano Key type switch fixed on MS CRC sheet metal (16 SWG) switch board on wall complete with 2 no. “Ph & N” copper bar with holes fixed on bakelite/hard rubber insulation over the welded chairs incl. bakelite/ Perspex top cover 3 mm thick and incl. 175x100x65 inspection box, making earthing attachment, painting the MS box and mending good the damages to original finish [only PVC Rigid Conduit on ceiling and remaining portion concealed](for tr. room, LT panel room and HT room.) a)Avg. run 8 mtr

Distn. wiring with 1.1KV grade single core stranded copper conductor PVC insulated and unsheathed copper wire (Polycab/Finolex) in 20x20mm PVC casing and capping19/25mm dia 3 mm thick polythene pipe complete with all accessories etc. embedded in wall (for TPN DB to separate 15A plug point i) 2x2.5sq mm+1x1.5sq mm

Supplying & laying of 1.1 KV. Gr. armored XLPE Al. LT cable of following rating on wall/surface including S & F MS clams with earthing attachment in 2 x 10 SWG GI (Hot Dip) Wire, making hole etc. as necy., mending good damages and painting for connection from meter loop to LT main panel, from LT panel to TPN DB a) 4core x 16sq mm

Supplying and fixing compression type gland complete with brass gland, brass ring & rubber ring for dust & moisture-proof entry and finishing the end by socketing of XLPE armoured cables as below : a) 4core x 16sq mm

Supplying and fixing 415 V, 16-32A per way, TPN MCBDB with SS enclosure double-door with IP-42/43 protection with Four Pole Isolators as incomer and SPMCBs ('C' Curve, 10 kA) as outgoing, concealed in wall after cutting the wall & mending good the damages to original finish incl. Inter connection with suitable size of copper wire and neutral link & provision for earthing attachment (make-Legrand/Siemens/Cabtree) as to GS. a)4way, 63A FP isolator, & 12 nos. SPMCB

Supplying and fixing 250 V, 6-10A per way, SPN MCBDB with SS enclosure double-door with IP-42/43 protection with DP Isolators as incomer and SPMCBs ('C' Curve, 10kA) as outgoing, concealed in wall after cutting the wall & mending good the damages to original finish incl. Inter connection with suitable size of copper wire and neutral link & provision for earthing attachment (make-Legrand/Siemens/Cabtree) as to GS a) (2+10) way, 40A DP Isolator, 8nos. SPMCB

S & F of single/Twin commercial fluorescent fittings suspended 25 cm bellow the ceiling with 2 no 20 mm dia EI Conduit (14 SWG ) support fixed with L Type MS Clamp as to GS with all accessories including supply of 1 no 28watt T-5lamp lamps and all accessories(make:-Philips/ equivalent Bajaj/Wipro)

a)Single fittings(cat No.-TMS-122M1x28WEBE 1xTL-5 28W)

b) Twin fittings(cat No.- TMS-122M2x28WEBE 2xTL-5 28W)

S & Fof 1200 mm( 48” ) ceiling fans (make-C.G-zapar/Usha-striker). of following dimensions as to GS

Supplying & Fixing MS fan clam of two piece type for RC ceiling as per approved specification, fabricated from 40 mm x 9 mm MS flat including making good damages to building roof with satisfactory finishing and painting.as to GS

Supplying & fixing 250 V 3/6 Pin 5/15 A flush type plug socket with 15 A Piano key type (Anchor make) switch on sheet metal box with bakelite top cover and earthing attachment incl. S&F sheet metal box of size 175mmx100mm [16 SWG] with 3mm thick bakelite top cover.

Hiring charges for S& installation (Temporary) 440V, 62.5KVA , 50Hz 3ph D.G. set for supply uninterupted power incl. loading at site incl. Generator. Burdwan Police Line. 1 no D.G. set. (For beyond office hour)

Hiring charges for S& installation (Temporary) 440V, 200KVA, 50Hz 3ph D.G. set for supply uninterupted power incl. loading at site incl. Generator. 1no D.G. set (office hour)

S& charging of Diesel for smooth operation of D.G. set incl. carrying & storage.(oil)

Labour charges for operation of 1 nos 200 KVA, one No. 62.5 KVA DG set (3 persons)

Temporary Neutral earthing arrangement for all 3-phase DG

Providing on hire basis incl. supply/ drawing 1.1 KV grade 4 core 25 & 95 sq.mm. PVC copper cable from diff. size DG set to main panel

Providing on hire basis incl. supply/ installation of 315A change over for coupling of above DG sets including all inter connection by copper cable.

Add Service Tax as applicable

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