Karnataka Urban Water Supply And Drainage Board Tender

"DOUBLE FLANGED PIPES & SPECIALS : Supply & delivery at site brand new best indegenous make double flanged Mild Steel 8.00 mm thick pipes & specials suitable for test pressure equivalent to twice the working pressure. The pipes should be coated with food grade epoxy primar coat of 45 microns thick and two coats of food grade nonphelic/nontoxic Berger/ poladian/ Akzo Noble make epoxy paint of 80 microns thick each coat inside and anticorrossive paint outside. The Pipes should be tested as per IS 3589/1966. The Welding should be done as per IS 2825-1969. The thickness of flanges should conform to IS 6392-1971. The specials should conform to ANSI 16.9. " Suction side For delivery side : Minimum 400 mm dia or suitable size flanged pipes

Minimum 400 mm x 350 mm dia or suitable size flanged concentric reducers

Minimum 400 mm dia or suitable size flanged 900 Radial Bend.

Minimum 400 mm dia or suitable size HGC/ Ball foot valve

For delivery side : Minimum 350 mm dia or suitable size flanged pipes

Minimum 100mm dia 'B' class GI pipe of TATA or any other approved make for connecting outlet of pressure releif valve to jackwell.

Approximate 350x250mm or suitable size flanged reducer

Delivery Manifold : Supply & delivery at site brand new best indepenous make M.S. pipe manifold of 8mm wall thickness and 500mm dia.

Minimum 500x 500x100mm dia or suitable size flanged Tee with radial branch for installing pressure relief valve.

Minimum 500X 500x 350 mm dia or suitable size flanged Tee with radial branch.

Dismantling joint Providing, installing at site of works and testing Dismantling joints in pump delivery pipe line complete, suitable for following specifications and confirming to detailed specifications. a) Diameter 350 mm b) Working pressure 16 kg/cm2 (PN16)

Sluice valves with acuator : Supply, & delivery of resilient sealed soft sealing sluice valves with body, bonnet of ductile iron of Grade GGG50, wedge fully rubber lined with EPDM and seals of NBR and the valves should be of Vacuum tight and 100% leak proff with face dimensions as per BS 5163-89/ IS 14846-2000/ DIN3202 F4\f5 . The stem Sealing should be with Torodial sealing rings ( Minimum 2 O-rings). All the valves should be with electrostatic powder coating both inside and outside with pocket less body passage. The Valves shall be supplied with suitable size galvanised bolts and nuts of requied numbers of GKW/ KITO/NLXO/TECHMAN any other equivalent international approved brand.The Valves shall be electrically actuated and suitable for operation with DOL setting on 415 volts, 3 phase, 50 Hz AC power supply. The actuator shall be suitable for SCADA operation with integral starter. a) Diameter 350 mm b) Working pressure 16 kg/cm2 (PN16) Material for component Parts Body and bonnet : Ductile cast iron of grade GGG50 Stem : AISI 410 Stainless Steel IS 6603 Gr. 12 Cr12 Wedge: Ductile iron GGG50 Rubber lined with EPDM Wedge nut: Bronze Bolts and nuts: Stainless steel Bonnet Gasket: EPDM

-do- 100mm dia without acuator (PN16)

Ductile Iron check valves without damper arrangement: DI Double flanged tilting disk swing check valves with slanted seat or with stright disc with metallice corrosion proff and wear resistant seal faces with nickel overlay micro finished with body and disc in DI grade GGG50 shaft of stainless steel and bearing of zinc free bronze and surface protection with epoxy liquid of GSK quality. a) Diameter 350 mm b) Working pressure 16 kg/cm2 (PN16) Material of construction: Body : Ductile cast iron grade GGG50 / SG iron 420/12 Disc: Ductile cast iron grade GGG50 / SG iron 420/12 with valcanised rubber Shaft : Stainless steel Coating : Double coating of epoxy liquid lacquer inside and outside of GSK quality.

Pressure Gauge : Supply and delivery at site Air master/Gurusons/Forbes Marshal make glycerene filled Stainless steel pressure gauge of 150mm dia suitable for the above pumpsets with nipple, stop cock & two way cock for cleaning & necessary length of copper tubing .

"11KV SWITCH GEAR PANEL: ( 1 Incomer of 800 A VCB,1 outgoing of 800 A VCB and 1 No 11 kV 630 A LBS other protections) Supply and delivery at site brand new any Board approved make 11kV, 350MVA, 25kA weather proof outdoor KIOSK with IP54 or better protection grade with 3ph ,50 cycle VCB panel conforming to IEC-56 suitable for outdoor installation with incorporating the following accessories including loading & unloading, Transportation.Necessary adopter panel shall be supplied along with breaker panel 1 No of 800 A group VCB panel consisting of : 1 No. of 11kV TP Vacuum circuit breaker, horizontal/Vertical isolation, horizontal drawout type suitable for rated current 800A symmetrical breaking capacity of 350MVA and short time rating of 25kA for 3 seconds of any Board approved make fitted with the following 1 No. of 230 volts AC 50Hz or 110 V D.C.universal motor charged spring closing mechanism 1 No. of mechanical on/off indicator. 1 No. of 110VDC closing coil. 1 No. of 110VDC shunt trip. 1 No. of close/trip control switch of Alstom make. 1 set of space heaters with switch. 1 No. of Local/remote selector switch. 1 set of castell type mechanical interlocks. 1 No. of mechanical Stroke counter. 1 No. of 15A, 230V, AC SP socket with switch. 1 set of Red/Green indicating lamps for circuit breaker on/off indication of LED type of Board approved make 1 No. of amber lamp for trip on fault indication of LED type of Board approved make. 1 No. of white lamp with push button for on demand trip circuit healthy indication of LED type of Board approved make 1 No. of Blue lamp for spring charged indicator of LED type 1 No. of panel illuminating lamp with door limit switch of Board approved make. 3 Nos. of Resin cast type twin secondary current transformers conforming to IS 2705, ratio 75/5-5A, class 5P10/class 0.5 accuracy with suitable burden for protection and class 1.0 accuracy for metering suitable to withstand short time rating of 25 KA for 3 seconds . " "6 No. Single Ph, resin cast drawout type potential transformer conforming to IS 3156 ratio 11 KV/ /3 /110V/ /3 Class 0.50 accuracy, 100VA Ph burden, complete with HT and LT fuses and connected to incoming side of the breaker and to the common bus 3 Nos. Terminal connectors for CT's 3 Nos. Terminal connectors for PT's 3Nos of Flexible connectors for connection between breaker & CT's 1set of 6N/O +6N/C spare auxiliary contactors. 1 No. of Digital type Board approved make Ammeter to read R, Y, B, phase currents. 1 No. of Multi function meter for mearuement of current , voltage, P.F, KWH, KVAR etc., of any approved make or equivalent with RS 485 1 No. of TP IDMT non directional shunt tripping relay with hi-set elements, two poles arranged for over current protection with settings 400%-1600% and one pole arranged for earth fault protection with settings 100%-800% on E/F setting , type 2TJM11X3 of Board approved make 1 No. over/under voltage relay of Board approved make 1 No. High speed master tripping relay, type VAJH-13 of Board approved make 1 No of trip cuircuit supervision relay 4 Nos. of foundation bolts. 12 window annuciator panel for braker on/ off/ trip/ healthy / relays trip etc.," "1 Nos of 800 A VCB Panel each comprising of: 1 No. of 11kV TP Vacuum circuit breaker, horizontal/Vertical isolation, horizontal drawout type suitable for rated current 630A symmetrical breaking capacity of 350MVA and short time rating of 25kA for 3 seconds of any Board approved make fitted with the following 1 No. of 230 volts AC 50Hz or 110 V D.C.universal motor charged spring closing mechanism 1 No. of mechanical on/off indicator. 1 No. of 110VDC closing coil. 1 No. of 110VDC shunt trip. 1 No. of close/trip control switch of Alstom make. 1 set of space heaters with switch. 1 No. of Local/remote selector switch. 1 set of castell type mechanical interlocks. 1 No. of mechanical Stroke counter. 1 No. of 15A, 230V, AC SP socket with switch. 1 set of Red/Green indicating lamps for circuit breaker on/off indication of LED type of Board approved make 1 No. of amber lamp for trip on fault indication of LED type of Board approved make. 1 No. of white lamp with push button for on demand trip circuit healthy indication of LED type of Board approved make 1 No. of Blue lamp for spring charged indicator of LED type 1 No. of panel illuminating lamp with door limit switch of Board approved make. 3 Nos. of Resin cast type twin secondary current transformers conforming to IS 2705, ratio 25/5-5A, class 5P10/class 0.5 accuracy with suitable burden for protection and class 1.0 accuracy for metering suitable to withstand short time rating of 25 KA for 3 seconds . 3 Nos. Terminal connectors for CT's 3 Nos. Terminal connectors for PT's 3Nos of Flexible connectors for connection between breaker & CT's " "1set of 6N/O +6N/C spare auxiliary contactors. 1 No. of Digital type Board approved make Ammeter to read R, Y, B, phase currents. 1 No. of Multi function meter for mearuement of current , voltage, P.F, KWH, KVAR etc., of any approved make or equivalent with RS 485 1 No. of TP IDMT non directional shunt tripping relay with hi-set elements, two poles arranged for over current protection with settings 400%-1600% and one pole arranged for earth fault protection with settings 100%-800% on E/F setting , type 2TJM11X3 of Board approved make 1 No. over/under voltage relay of Board approved make 1 No. High speed master tripping relay, type VAJH-13 of Board approved make 2 Nos of Auxillary relays for protection of transformers. 1 No of trip cuircuit supervision relay 3 Nos. single core resin cast CT's for differential protection of suitable ratio class PS and burden along with differential relay. Load break switch for auxillary transformer Supply, erection, electrification and commissioning at site brand new any Board approved make load break switch panel suitable for out door unit for operating on 11 kV , 50 Hz 3 phase AC supply. The panelshall consists of the following equipments as details below: a) On load 630 amps air break switch with fuse trip mechanism and tripping circuit suitable for 3 phase, 11kV, 50 Hz AC supply. b) Suitable capacity HRC fuses with trip arrangements. c) Bus bar of adquate capacity d) Panel shall be provided adequate space for accomadation of incoming and outgoing cables " "NOTE:- 1. The vaccum circuit breaker is required for installation in the solidly earthed system 3 phase 50 Hz 11 KV AC supply. 2. The VCB shall consist of 3 separate identical single pole units operated through common shaft by trip free operating mechanism. 3. The auxiliary switches with minimum no. of 10 normally opened and 10 normally closed contacts for indication control interlock with Isolator protection etc., shall be provided. 4. The porcelain used in the manufacture of bushing shall be homogeneous, free from laminations, Cavities and other flaws or inperfections that might effect the mechanical or di-electrical quality & shall be tough and impervious to moisture. The glazing of the porcelain shall be of uniform brown colour free from blushers burns and other similar defects. The bushings shall have ample insulation mechanical strength and rigidity for conditions under which they will be used. All the bushings, breakers shall be of identical rating and shall be interchangeable. 5. The terminal connectors shall be bimetallic type & shall be suitable for ACSR conductor of over all diameter of 19.55mm. 6. The contact shall have ample area and contact pressure to limit temperature rise to 90deg C / 105deg C for silver plated contacts while carrying the rated full load and short time currents to the specified value. The contacts shall be easily accessible for inspection and replacement. The contact surfaces shall be silver plated to reduce the contact resistance. Multibreaker interrupter voltage multibreaker. 7. The breaker is required for installation at a site whose altitude does not exceed 900 mtrs. & the maximum ambient air temperature does not exceed 45 degree C. 8. The equipments should also include suitable size 11 KV panel to mount volt meter, Ammeter frequency meter, Kilowatt hour meter protective relays suitable control wiring from CTs, Pts, and switchgear should be brought to the panel, which is to be erected in the pump house. 9. The tenderer should calculate the fault level as per the single line diagram furnished and proposed the vacuum circuit breaker accordingly. CODE & STANDARDS: Vacuum circuit breaker IS 13118-1991, 2516 BS 5311 & IEC 56 Panel IS 3427 1969. Current Transformer IS 2705 1981. Voltage Transformer IS 3156 1978."

Transformer:- Supply and delivery at site brand new any Board approved make oil immersed naturally cooled continious duty with Copper winding 630 KVA 11/3.3kV volts 3 Ph 50Hz DYn 11 vector group distribution transformer conforming to ISS 2026/1977 or its latest amendments fitted with the following suitable for outdoor installation with OCTC (+15% to -5%) as per specifications. a) Dehydrating breather b) Oil conservator c) Drain plug for conservator d) Off circuit tap changer e) Thermometer pack with the thermometer f) Base channel - 2 Nos g) Lifting lugs - 2 nos h) Flat rollers i) Connecting pipe j) Oil guage - 1 Nos k) Filter valve m) Air release plug - 1 No p) Residual oil drain plug - 1 No q) Explosion vent n) Filter cum drain valve r) Radiator s) Cable box for high voltage side suitable for 11 kV XLPE cable t) Cable box for low voltage side. v) Earthing terminal - 2 Nos w) 150mm dia dial type WTI with alarm & trip contacts x) 150mm dia dial type OTI with alarm & trip contacts y) Marshalling box z) New Cables from transformer to control panel board from marshalling box AA) Buchholz relay and PRV AB) 4 Nos of RTD's , 3 each for winding and 1 for enclosure for measurement of temperature AC) 1 No of RTD/ NTC for measurement of temperature in oil "The the RTD's and NTC shall be terminated in marshalling box. Transformer digital outputs for remote annunciation/control shall be provided with two changeover contacts for alarm condition and two changeover contacts for trip condition for each of the following conditions including but not limited to alarm and trip of Buchholz relay, oil and winding temperature high and very high, pressure relief device, oil level low in tank and conservator, auto changeover of control supply etc." Losses of Transformer at 100% load shall not exceed:- No load losses:-1850 watts Full load losses:-11300 watts The transformer shall be fitted with all other standard fittings and painted with high grey paint to shade No. 631 of ISS and shall be supplied with first filling of transformer oil etc., complete. (test certificate shall be furnished).

AUXILARY TRANSFORMER: Supply & delivery at site brand new any Board approved make oil immersed naturally cooled 100 KVA, 11 KV, 3 phase, 50 c/s Copper Wound step down transformer confirming to latest IS1180 Star-2, 11000 / 433 volts provided with off load tap changer in steps of 2.5% from +10 % to -5% for high voltage compensation belonging to the vector group DYN 11solidly earthed suitable for outdoor installation at a site. The maximum ambient temperature 45 C at the site of installation. The transformer shall be complete with the following fixtures. a) Terminal marking plate b) Rating plate c) Two earthing terminals d) Lifting lugs e) Dehydrating breather f) Drain valve with plug or cover plate. g) Oil level indicator with minimum marking h) Thermometer pocket i) Oil filling hole with cap j) Oil conservator k) Air release plug l) Filter cum drain valve m) Flat rollers n) Dial Thermometers o) Radiators p) Explosion vents q) Skids r) Inspection cover s) Cable box for HV side suitable for 11 kV XLPE cable t) LT cable box suitable for 1.1 KV class PVC insulated armoured cable. u) First filling of oil v) All other required fittings to the transformers. w) Dial type Winding temperature indicators with alarm & trip contacts. x) Dial type oil temperature indicators with alarm & trip contacts. y) Marshalling Box z) Buchholz relay "The transformer shall be fitted with all other standard fittings and painted with high grey paint to shade No. 631 of ISS and shall be supplied with first filling of transformer oil etc., complete. (test certificate shall be furnished) The the RTD's and NTC shall be terminated in marshalling box for SCADA connection"

"3.3 KV TRANSFORMER SECONDARY CONTROL SWITCH GEAR PANELS AND BUS COUPLER PANELS Supply and delivery at site brand new any Board approved make cubical type dust and vermin proof horizontal drawout type Vacuum circuit breaker, 3.3 KV, 50 HZ, 75 MVA, 25 KA capacity suitable for indoor installations conforming to IS 2516/BS 5311/IEC 56/IS 13118-1991 incorporating the following. Totally enclosed, free standing, having IP 52 protection, sheet steel clad, cubical pattern, 5-panel HT switch board, complete with 3ph-400 amps heat shrinkable type PVC sleeved copper bus bar extendable on eitgher sides conforming to corresponding IS/BS Standards. 1-INCOMING PANEL EACH COMPRISING: 1 No 800 A TP vaccuum circuit Breaker, horizantal drawout type of any Board approved make fitted with the following 1 No 110 V DC motor charged spring closing mechanism 1 set of Mechanical close/ trip knobs 1 No Mechanical ON/OFF indicator 1 No Mechanical spring charged/ free indicator set of mechanical and electrical castell interlocks. 1 No 110 V DC closing coil 1 No. 110 VDC shunt trip 1 No. close/trip control switch 1 No. 15 amps plug and socket 1Set of Red/Green indicating lamps for circuit breaker ON/OFF indication of any Board approved make 1 No amber lamp for spring charged indication of any other Board approved make. 1 White lamp with push button for on demand trip circuit healthy indication of any Board approved make 1 No.blue lamp for spring charged indication of any Board approved make 1 Set of phase indicating lamps. 3 Nos. resin cast type single phase current transformer of 200 / 5A or suitable ratio , Class PS for differential protection. 3 Nos. 1 Ph. resin cast drawout type potential transformer ratio 3.3kV/ \/3/110V/ \/3, class I accuracy 100 VA burden complete with HT & LT fuses and connected to the incoming side. " "1 No. Digital type ammeter of any approved make to read RYB phase currents. 1 No. digital type voltmeter of any approved make to read Phase voltages. 1 No. of Multi function meter for mearuement of current , voltage, P.F, KWH, KVAR etc., of any approved make or equivalent with RS 485 Surge suppressors. 1No. of TP IDMT non directional shunt tripping relay with instantaneous elements, two poles arranged for over current protection with settings 50-200% and one pole arranged for earth fault protection with settings 20-80% with highest over current setting of 250-2000% and E/F setting of 100-800%. 1 No. Under /Over voltage relay, Prok Davys make. 1No. Master tripping relay type VAJH-13 of any Board approved make. 1 Nos of Trip circuit supervsion relay of any approved make or equivalent. 1 Unit cable box suitable for 3 cores x 185 sqmm XLPE cable. 2-OUTGOING PANEL EACH COMPRISING WITH NECESSARY INTERLOCKS: 1 No 400 A TP Vaccuum contactor of any Board approved make 3 Nos. resin cast type single secondary current transformer suitable 200 / 5A with suitable ratio and burden for metering 1 No. of Multi function meter for mearuement of current , voltage, P.F, KWH, KVAR etc., of any approved make or equivalent with RS 485 Motor Protection relay of any Board approved make- 1No 1No. Master tripping relay type VAJH-13 of any Board approved make or equivalent 1 Nos of Trip circuit supervsion relay of any approved make or equivalent. Single Phase protection, thermal over load relay & ELR with CBCT of any other Board approved make. 2 Nos. Aux. Relay VAA-33 for alarm and trip system of motor winding, motor bearing temperature detection. 1 Unit cable box suitable for 3 core HT XLPE cable. NOTE: 1. Control wiring should be done using 660/1100 Volts suitable size PVC insulated copper cable. 2. All wiring should be properly ferruled for easy identification. 3. The switch gear panel shall be complete with all other required fittings and necessary cale side earthing facilities. 4. The tenderer shall furnish all the type test certificates as per ISS 2516 and A.S.T.A. certificates for short circuit capacity for the switch gear offered along with the offer. 5. The tenderer should calculate the fault level as per the single line diagram enclosed and propose the vacuum circuit breaker accordingly. CODES AND STANDARDS: Vacuum circuit breaker IS 13118-1991, 2516 BS 5311 & IEC 56 Panel IS 3427 1969 Current Transformer IS 2705 1981 Voltage Transformer IS 3156 1978."

HIGH VOLTAGE SOFT STARTERS:- Supply and delivery at site brand new Iany Board approved make fully automatic push button operated 3phase soft starter suitable for 335kW, 3.3 KV 3 Ph. 50 Hz supply and suitable for connection to phase segregated neutral terminal box on neutral side of HT motor Soft starter panel should also include. The reactors provided shall be for 3 phases. 1 No. 400 A, 3.3 KV load break switch with earth switch and with fuse trip facility Fuses shall be of Alstom make of 100 A capacity. 400 A Vacuum contactors of any Board approved make Surge suppressors. CT's & PT's - Each one set Timers, P.B.s & Indicating lamps of any other Board approved MAKE. Digital type ammeter of any Board approved make to read phase currents. Digital type Voltmeter of any Board approved maketo read phase voltages. 1 No. of Multi function meter for mearuement of current , voltage, P.F, KWH, KVAR etc., of any approved make or equivalent with RS 485 Control supply should be 110 V D.C Space heaters with switch plug and socket, panel lamp working on 230 V A.C Busbars should be of aluminium /Copper. NOTE: 1. The Soft starter shall be rated equivalent to the motor rated power and shall be capable of operating satisfactorily with the motor under the various loading and starting conditions of the motor over the entire range of operation. 2. The Soft starter shall reduce, the starting current of the motor atleast to 80% of the directed line starting current of the motor. The soft starter shall have facility to further reduce the current upto 50% of the direct on line starting current if the motor and the pump torque speed curved permit. 3. The soft starter shall work on the principle of unsaturated core in the working zone and shall not lead to generation of Harmonics. 4. Soft starter shall be so rated as to allow two consecutive starts from cold or one hot start per hour. 5. Soft starter shall be designed for supply voltage of + OR - 10% and Frequency Variation of + OR - 3%. 6. The winding of the soft starter shall be with insulation class 'F' & maximum temp of winding shall be limited to that of Class 'B'. 7. The soft starter shall be housed in a sheet steel enclosure of thickness not less than 14 guage and painted with corrosion resistive paint such as epoxy or Polyurethene. The degree of protection shall be IP 41. 8. The starter shall not contain any active electronic components. 9. the starter shall have a built in facility for run bypass so that the incoming voltage to the motor is equal to the supply voltage. 10. The the unit should be Air cooled. 11. The soft starter shall be dust and vermine proof and suitable for indoor mounting.

Capacitor Cubicle (in pump house) Providing, installing at site of work and testing of 3.3 kV, 3 phase, 50 cycles per second capacitor cubicles of 120 KVAR (min.) Capacity for 335 KW, 3.3 kV Induction Motor to improve the power factor upto 0.95. The KVAR capacity of the capacitor cubicles should not exceed the magnetizing KVAR of motor. The capacitor cubicle will comprise of following conforming to detailled specifications. 1 No. 630 A, 3.3 KV load break switch with earth switch and with fuse trip facility Fuses shall be of suitable capacity. Digital type ammeter of any Board approved make to read phase currents. Single Phase protection & ELR with CBCT of any other Board approved make. Technical Details Capacitor Type- APP Capacitor Starting- Along with motor Rated Voltage & Frequency - 3.3 kV, 50 Hz Max. over voltage the unit capacitor is capable of withstanding continuously -110 % HRC Fuses & Isolator suitable for operating voltage Earthing Terminals Capacitors shall be protected against over current by means of suitable breaker with adjustable O/C relays Suitable discharge device may be provided The size & method of connection of capacitors shall be checked with the motor manufacturers Capacitors shall be provided with low loss device & reduce the voltage to 50 V within 5 minutes. The specific loss in the capacitor shall not exceed 2 watts/ kVAR Code & Standards IS 2834 - Power factor improvement capacitors

Batteries, Battery Charger & DCDB Providing, installing at site work and testing of Batteries (110 V, 200 AH), Battery Chargers & D.C.D.B. complete unit comprising of following specifications and as per detailed specifications. i) Batteries 2 x 55 cell, 110 volts D.C. 200 Amps Hour capacity along with all accessories ii) Battery Charger 110 volts, 10+30 Amps for above Batteries comprising of Dual Float cum Boost Charger receptivity complete with protective Relays etc. iii) D.C.D.B. comprising of 2 Nos. of 63 A DP rotary switches incomer and 4 Nos 16 Amp and 4 Nos 10 Amp DP MCBs as outgoing. One of the outgoing feeders shall have auxiliary relay with 1 NC contact such that on loss of supply the DC emergency lighting will become ON Technical Parameters Type of battery - Maintenance free type Lead Acid battery Quantity- 55 Nos. Capacity of battery-110 V, 200 AH Type of electrode- Tubular Battery mounting-On PVC trays / Teak wood stand in lower compartment. Type of charger - Dual Float, Boost & Float cum Boost charger with DCDB Float charger rating - 10 A + Float charge current of battery Boost charger rating - Float charger rating + Boost charge current. Float + Boost charging current - Approximately 30 A Incoming power supply - 415 V TPN DCDB feeder- 2 Nos. of 63 A DP rotary switches incomer and 4 Nos 16 Amp and 4 Nos 10 Amp DP MCBs as outgoing. One of the outgoing feeders shall have auxiliary relay with 1 NC contact such that on loss of supply the DC emergency lighting will become ON Incoming power supply arrangement - MCCB, TP contactor, on/off PBs, on/off lamps, RYB indicating lamps etc. Meters on DC side - Voltmeter at Charger output and load side ammeter for battery charger current and DC load current. Type of voltage adjustment - Automatic with manual option Cable entry - Bottom Charger - Made out of sheet steel and applied with enamel paint of shade 631 of IS 5 High rupturing capacity suitbly rated fuses for AC input indicating lamps for: a) AC mains fail. b) Float charger fail. c) Float / cum booster charger fail. d) Batter under voltage. e) Batter over voltage. f) Announciation circuit. g) U/V and O/V relay Single phase, double wound, naturally air cooled transformer with tappings on the primary winding between 200 and 250 volts in steps of 10 volts for Seleneium/Silicon rectifier stack connected in single phase bidge circuit for full wave rectification. Centre Zero D C Ammeter. Float charger with complete accessories. Suitably capacity rewirable type scalable cutouts for D C cutouts. NOTE :- 1) The station battery bank shall be complete with all other accessories required. 2) A lumpsum rate is to be quoted for supplying of complete stationery bank set. Code & Standards IS 8320- General requirements and methods of tests for lead acid storage batteries. IS 1651-Stationary cells and batteries, lead acid type with tubular positive plates.

ANNUNCIATOR PANEL: Supply & delivery at site best indegeneous make microprocessor based version announciator panel with the following indications: a) 11 KV outdoor VCB on/off indication - 1 Nos. b) 11 KV under/over voltage relay indication - 1 Nos. c) 11 KV earth fault relay indication. -1 Nos. d) 11 KV over current relay indication -1 Nos. e) W.T.Alarm Indication. - 1 No. f) WT Trip indication -1 No. g) Buchholz relay trip indication - 1 Nos. h) BUCHOLZ's relay alarm Indication. - 1 Nos. i) Oil temp relay trip indication - 1 Nos. j) Oil temp.relay alarm Indication. - 1Nos. k) Differential relay indication. - 2 Nos. l) 3.3 KV vacuum circuit breaker on/off indication - 1 Nos. m) Under/Over Voltage relay indication -1 Nos. n) Earth fault relay indication - 1 Nos. o) Over current relay indication - 1 Nos. p) Motor over current relay indication - 2 Nos. q) Motor under/Over Voltage relay indication - 2 Nos. r) Motor earth fault relay indication - 2 Nos. s) Motor driving end temperature raise indication -2 Nos. t) Motor Non-driving end temperature raise indication - 2 Nos. u) Motor resistance temparature indication - 2 Nos. v) Any other indications required - including spare of 10 Nos

Providing, installing at site work and testing of Temperature Scanner panel for bearing and winding of pumps , motors and transformer and as per detailed specifications. Technical Details 12 points microprocessor based temperature scanner -2 Nos 8 points microprocessor based temperature scanner -1 Nos The Temperature Scanner shall be suitable for working with 3 wire system PT 100 RTD's for the range of 00 C to 2000 C with indicating accuracy of 0.25 % Full Scale +/- 1 & resolution 0.10 C Suitable for operation at 230 V +/- 10% , 50 Hz supply Relay for alarm Shall be suitable for programming data for each channel with the help of keyboard. Scanning speed shall be variable from 1 sec. onwards. The channnel no. & data shall be indicated on the seven segment LED display The individual LED's shall indicate the status of high/low alarm & control relay status

L.T.A.C. DISTRIBUTION PANEL:- Supply & delivery at site brand new any other make approved by the Board industrial type free standing floor mounting distribution panel board suitable for operation on 400/440 volts, 3 phase, 4 wire 50 c/s AC supply comprising of the following. 1 No. MCCB with thermal release range of 250 A 35 KA breaking capacity with, shunt release, under voltage release, rotary operating mechanism etc., of L&T/BCH/Crompton greaves/make. 1 No. kilo watt hour meter with maximum demand indicator digital type, make : Enercon/MECO 1 No. Digital type ammeter of make Enercon/MECO Prok divs. or any other make approved by the Board to read phase currents. 1 No. Digital type voltmeter of make Enercon/MECO Prok divs. or any other make approved by the Board to read phase voltages. OUTGOING:- 1 Bus bar chamber with 4 Nos. of 250 amps tinned electrolytic copper bus bars mounted horizontally on phonolic supports with provision for six Nos.out going feeders. 1 No. triple pole 250 amps moulded case circuit breakers fitted with 1 No. operating handle magnetic thermal release, Arc chute, shunt release, no volt release etc., complete confirming to ISS L&T/C&S/Siemens/Alsthom make. 2 Nos. 63 Amps. Triple pole switch of L&T/C&S make. 10 Nos. 32 Amps Triple pole switch for space heater of motor and actuators 5 Nos. 32 Amps Double pole switch of L&T/BCH/C&S make or any other Board approved make for lighting etc., 1 Set of indicating lamps with switch on the incoming side of L&T/BCH/C&S/Technik make. The panel shall be fabricated using 2mm thick sheet steel & suitable size angle iron internally wired with suitable size PVC insulated copper wire/cable painted with one coat of anticorrosive primer & two coats of best quality weather proof synthetic enamel ash grey paint. NOTE:- 1) All the internal wiring & control wiring of the panel Board shal be done using suitable size 1100 volts grade PVC insulated copper cable. 2) All the wiring shall be properly ferruled for easy identification. 3) LT/A/C Board shall be complete with the all other required fittings first filling of oil etc., complete. 4) The tenderer shall furnish all the test certificates as per ISS 2516 and ASTA standards for short circuit capacity for the panel offered along with the offer.

11 KV HT XLPE CABLE:Supply and delivery of 3 x120 sq mm aluminium XLPE HT cable earthed, glavanised steel round strip armoured for the purpose of connecting from metering cubical to pole structure and from there to breaker panel of any Board approved make. The length of the cable supplied shall be as per site conditions. The quantity indicated is only approximate and the successful bidder shall measure the quantity required at site before procurement of cable.

3.3 kV CLASS CABLE:- Supply and delivery at site brand new any Board approved make 3 x 185 sqmm. 3300 volts grade aluminium conductor XLPE glavanised steel round strip armoured , earthed cable confirming to the latest ISS 8180.The length of the cable supplied shall be as per site conditions. The quantity indicated is only approximate and the successful bidder shall measure the quantity required at site before procurement of cable.

L.T cable:- Supply and delivery at site brand new any Board approved make aluminium conductor PVC insulated sheathed steel tape/steel wire armoured PVC outer sheated 1.1 KV class UG cable confirming to the latest ISS 1554.The length of the cable supplied shall be as per site conditions. The quantity indicated is only approximate and the successful bidder shall measure the quantity required at site before procurement of cable.- 3.5 x 185 sq mm

'-do- 4 x 25 sqmm for Sub Distribution Board., battery bank etc.,

CONTROL CABLE:Supply and delivery at site brand new any Board approved make multicore copper control cable PVC insulated sheathed armoured cable 1.1 KV class.The length of the cable supplied shall be as per site conditions. The quantity indicated is only approximate and the successful bidder shall measure the quantity required at site before procurement of cable. 4CX 4 SQMM. AYWY

-do- 19CX 2.5 SQMM. AYWY

Providing, installing at site of work the cable tray and support for laying the cables using 2 mm thick perforated cable tray with powder coated paint on existing M.S angle support using GI bolts, nuts, washer, clamps etc or welding as required 600 mm x 50 mm

-do- 300 mm x 50 mm

-do- 150 mm x 50 mm

TOOL KIT :- Supply and delivery at site best Taparia/or any other Board approved make and other reputed make tool sets for operation and maintenance of the above pumpsets comprising of the following. a) Double end spanner 1/4" to 1" 1 set b) Screw driver insulated 11" - 1 No c) Screw driver insulated 8" - 1 No d) Cutting puller insulated 8" - 1 No e) Hammer with handle 1 Kg - 1 No f) Pipe wrench 24" 1 No g) Pipe wrench 18" 1 No h) Pipe wrench 12" 1 No i) Hammer with handle 5Kgs 1 No j) Grease gun - 1 No k) Ring spanners 1/4" to 1" - 1 set l) Supply of Testing Equipment (oil testing kit, Secondary injection testing m/c, Motorised megger of 5 kV, Manual megger of 1 kV, Digital multimeter, Tong tester, oil testing machine)

FIRE FIGHTING EQUIPMENTS : a) Supply and installation of CO2 type fire extinguisher 2 Kg capacity with initial charge with wall mounting bracket, ready for use (TS 2678) - 2 Nos. b) Supplying and fixing of first aid box comprising of the standard medicines to be provided in the first aid box to give first aid treatment - 1 No. c) Providing shock treatment chart on wall with inside plastic sheet cover and ply wood backplate frame work complete. d) Supply one set of fire buckets (4 Nos) with round bottom made of GI sheets 24 SWG 9 ltrs. capacity painted inside white and outside red with a word `fire' on the face of the bucket along with stand to hang the buckets. e) Supplying rubber gloves, electrical quality, tested to 22KV - 1 Pair f) Supplying and fixing of Danger/No Admission/No Smoking Board made out of MS sheet metal with two coats of non-corrosive enamelled paint.

PRESSURE RELIEF VALVES : Supply, delivery and erection of site brand new pressure relief valve of 100mm dia with maximum permisable pressure 25 Kg/cm2 with the following specifications. 1. Valve should have direct sealing diaphragm activated by line pressure and controlled by 2 way diaphragm operated adjustable pilot valve. 2. Valve should be installed on a Tee junction, which should modulates automatically to maintain present inlet pressure and releive the excess pressure out of the network. MATERIAL OF CONSTRUCTION : 1. Body and Bonnet - Ductile Iron ISO 1083 Grade 450-10. 2. Diaphragm - Natural rubber (standard). 3. Spring - SS 302. 4. Pilot valve - Brass ISO 426. 5. Coating - Electrically applied over baked polyster. 6. End connection - Flanges BS or IS. The outlet of pressure sustaining valve should be connected to sump using MS pipes and fittings.

Providing and delivery of high voltage insulating mats comfirming to IS 15652 made of Elastomer material with coloured strips of 4" on both side and one side indicating voltage rating 3.3/1.1KV with 2mm thick

-do- 11KV, 2.5mm thick

Supply and preparing Double pole structure using 9.0 Mtr RCC pole wherever required as per KPTCL rules and specification including trasportation from factory to work spot,loading unloading, head load to site, earth work excavation by digging of pit to 1.8 mtrs depth , providing CC 1:4:8 base concrete to pole of 500 x 650 x 150 mm thick and providing cement concrete alround the pole with CC 1:2:4 of 500 x 500 x 1700 mm thick using all materials like cement, sand , jelly etc., and curing etc complete, Providing CC 1:2:4 for coping of 150mm around poles for a height of 300mm using all required materials etc., complete , including 11KV disc insulators Angles, frames, nuts and bolts.Horizantal cross arms, DP structure kit, guy sets etc., complete as per KPTCL rules and specifications including all materials with all lead and lift.

Group Operated Switch: Supply , delivery and fixing of at site brand new indegenous make 400 Amps, double break, triple pole horizontal type suitable for outdoor installation air break gang operated on/ off load insulator with two insulator stack per phase vertically isolating with copper reinforcement with MS angle suitable for operation on three phase 50 Hz 11000 Volts AC Supply conforming to ISS 1818/1972 or its latest amendments along with GI operating pole provided with isolated handle and earthing terminals etc., complete. with all lead and lift as per KPTCL specifications etc., complete. As ESCOM specification etc,complete.

Supplying and fixing of H frame for mounting 11Kv 400A GOS double break and DOLO cutouts with all lead and lift, complete as per ESCOM specification.

11kV HT Aerial Bunched Cable : Supplying and Stringing of 11KV grade areial bunched 3core cable of XLPE insulationand black LDPE shealthing having a standrad aluminum conductor,standard around a weather resistant black XLPE insulated AAA messenger wire 11kV size 3x120sqmm +1x95sqmm.

RCC POLE 9 Mtr LONG: Supply and erection of 9mtr. long, 145kgs WL RCC pole including transportation to the work site from the factory to work spot , loading , unloading , head load to the site, digging a pit to a depth 1.80M aligning it,refilling the soil, remaining etc. complete including providing CC 1:4:8 base concrete to pole of 500 x 650 x 150 mm thick and providing concrete alround the pole of 650 x 500 x 1700 mm thick using all materials like cement, sand , jelly etc., and curing etc complete, Providing CC 1:2:4 for coping of 150mm around poles for a height of 300mm using all required materials etc., complete including (RCC poles for required span as per KPTCL rules and inlcuding for supporting poles) including erection of pole with all lead and lift etc., complete

Supplying and fixing 11KV ABC Termination kit 95-120sqmm for 11 kV 95 -120 sq mm ABC cable

Supply and fixing of LT 2 Pin Cross Arm with clamps, bolts, nuts & washers with brace - MS forRCC pole of 9 mtr long and 145 Kg WL

Supplying and fixing of Suspension clamp assembly with bracket excluding pole clamps & Eye Hook for PSCC/PSC/RCC poles for fixing of universal hooks, bolts and nuts etc., complete including all required materials etc., complete. (95mm)

Supplying and fixing Universal hook & bolts and nuts. complete including all required materials etc., complete.

PART:B Erection/Installation of the equipments included in the Facilities: Erection of transformer and substation :- ERECTION OF TRANSFORMER SUB STATION/ 11 kV BREAKER PANELS Formation of suitable elevated platform in size stone masonry in CM 1:6 using all the required materials such as cement, sand, jelly etc., complete and with MS rail embeded on the top of the platform, hoisting the breaker panels for the erection on the above platform and erection of the panels on the platform including the cost of all the materials required labour etc., complete with supply and spreading of 40 mm down size jelly.

ERECTION OF TRANSFORMER: Formation of suitable elevated platform in size stone masonry in CM 1:6 using all the required materials such as cement, sand, jelly etc., complete and with MS rail embeded on the top of the platform, hoisting the transformer for the erection on the above platform and erection of the transformer on the platform including the cost of all the materials required labour etc., complete with supply and spreading of 40 mm down size jelly. 11/3.3 KV, 500 KVA power transformer.

11/.433 KV, 100 KVA transformer.

INSTALLATION OF SWITCH GEARS , STARTERS, DISTRIBUTION BOARDS ETC INSIDE THE PUMP HOUSE Formation of suitable foundation CC 1:2:4 using all the required materials such as cement, sand, jelly etc., complete and erection of switch gears ,starters, LT AC panel , D C D B panel, RTCC panel etc., on the above foundation using the required materials such as bolts, nuts washers etc., complete including the cost of all the materials required labour etc., complete.

Erection of pumpsets: Formation of suitable block machine foundation in CC 1:2:4 confirming to the latest ISS 2974 using all the required materials such as cement, sand, jelly etc., complete including necessary earth work refilling curing etc., complete. Erection of the pumpset mounted on the vertical stand on the above foundation using the required material such as foundation bolts, key locks, self interlocking bolts, washer etc., complete levelling, aligning of the pumpsets on the foundation grounding and dynamic balancing using all the required materials including excavation for foundation making pump pits, dewatering etc., complete.

ERECTION OF CAPACITORS: Formation of suitable CC foundation in CC 1:2:4 using all the required materials such as cement, sand,jelly etc., complete and erection of the capacitor on the above foundation using the required materials etc., complete including the cost of all the materials required labour etc., complete.

LAYING OF CABLE: LAYING IN TRENCHES:- The works shall include digging of trenches size of 0.60 Mtrs. deep & 1.0 Mtrs. wide providing providing sand bedding to the cables laying the cable in trench providing cable marking bricks refilling, consolidation the soil etc., complete including the cost of all the materials required for laying the cable as per IE rules labour etc., complete. 3x120 Sqmm 11 KV Class cable XLPE (2Runs)

-do- 3x185 Sqmm 3.3 KV Class XLPE

-do- 3.5 x 185 Sqmm 1.1 KV Class cable

-do- 3.5 x 25 sqmm 1.1 KV Class cable.

LAYING IN G.I. PIPE: Running the cable in 2.9 mm thick suitable size GI pipe above the grand using all the required materials ksuch as GI pipe clamps, bolts, nuts, washers etc., for fixing the GI pipes to the pole including the cost of these mateials labour etc., complete. 3x120 Sqmm 11 KV Class cable XLPE (2 Runs)

-do- 3x185 Sqmm 3.3 KV Class XLPE

-do 3.5 x 185 Sqmm 1.1 KV Class cable

-do- 3.5 x 25 sqmm 1.1 KV Class cable.

LAYING OF CONTROL CABLES: Laying of copper control cable inducts/GI pipes/Trench including digging suitable size trenches refilling consolidating the soil etc., complete using all the required materials such as bolts, nuts, clamps etc., complete including the cost of these materials required for laying labour etc., complete. 4CX 4 SQMM. AYWY

-do- 19CX 2.5 SQMM. AYWY

CABLE Terminations: Supply and fixing of Raychem/M-seal make Heat Shrinkable type/ Push-on type cable end seals including copper lugs and terminal glnds etc., complete. 3x120 sqmm XLPE 11 KV Class earthed cable outdoor type.

-do- 3x120 sqmm XLPE 11 KV Class earthed cable indoor type.

-do- 3x185 sqmm XLPE 3.3 KV Class cable indoor type.

Cable Terminations: Termination of cable using Alluminium/copper lugs to the terminal end for solderless crimping to aluminimum conductors by adopting crimping tool. 4CX 4 SQMM. AYWY

-do- 19CX 2.5 SQMM. AYWY

-do- 3.5 x 185 sqmm

-do- 3.5X25 sqmm

Earthing : Maintenance free earthing system to be installed for the protection as per IS 3043 - 1987 including formation of suitable size pit in all soils. The earthing system shall consist of: EARTH ELECTRODE : Earth electrode shall be MS material subsequent hot dip galvanisation of minimum 250 microns / GI tubes to ensure maximum conductivity. The technology shall be either pipe in pipe or pipe in flat. The space in between shall be filled with high conductive compound which resist the corroision. The length of the electrode shall be 3 mtrs .Minimum of 80 mm dia electrode shall be provided for pipe in pipe technology. EARTH ENHANCEMENT COMPOND / Back fill compound: The compound used for backfilling the earth shall enhance the earth material conductivity . The compoundshall reduce the resistivity of the earth to less than 1 ohms. The compond shall be highly conductive and contain homogenous mixture of chemicals. It shall be environmental friendly, non corrosive, not explosive, not cause burns and irritation to eye, skin etc. The compond shall not contain bentonite, salt , charcoal and other dissolvable materials. The compound shall be insoluable in water and shall retain its moisture property uptoi the life of the electrode. The life of the electrode and pit shall not be less than 25 years without any maintainence. The quantity of compound shall not be less than 50 kgs/ pit. EARTH PIT CHAMBER: The earth pit chamber size shall be 300 mm x 300 mm x 5 mm concrete chamber with concrete slab or cover. TESTING POINT: Earth pit testing point shall be provided at the suitable location and above ground level. Testing shall be done after completion of installation. Final grid resistance of each area shall be measured and shall be within 1 ohm. NOTE:-1) All the equipments, such as switchgears, transformers lighting arrestors shall be earthed by two seperate and distinct connection as per IE rules and as required by electrical inspectorate without any extra cost.. 2) Necessary soil testing shall be carried out by the contractor at his own cost before carrying out the work. 3) Since, the earthing points of different equipments and fault level are interconnected , the contractor shall submit the calculations for no of pits required before executing the work. 4) The work also includes connecting the common point of earthing to the earth pit with necessary coupler/ Extothermic welding as per IE rules Supply and fixing of GI earthing strip 50mm x 10mm size for equipment earthing of transformer switch gear, meters motors lighting arrestors etc., The strips shall be laid and connected to the earth pit . The strips shall be sleeved and protected from mechanical damages. Supply and fixing of GI earthing strip of following size for equipment earthing of transformer switch gear, meters motors lighting arrestors etc., The strips shall be laid and connected to the earth pit . The strips shall be sleeved and protected from mechanical damages.

Providing and laying GI earthing strips of 50 x 6 mm

Providing and laying GI earthing strips of 25 x 6 mm

LAYING AND JOINTING OF MS PIPES AND SPECIALS: Rolling, lowering, laying true to line perfect linking at the joints and jointing of MS pipes specials including fixing of valves guages for delivery connections of the pumps upto including delivery manifold using all the required materials such as bolts, nuts, washers, rubber packing etc., complete. The work shall include providing pipe supports, anchoring wherever required etc., complete. The work shall include providing pipe supports, anchoring whenever required etc., including making of holes in Jackwell/Pumphouse and packing with 1:2:4 concrete. NOTE: The tenderer should furnish the layout drawing showing the position of valves, Tees, Pipes, providing for future pumpsets etc., and obtain approval from the Chief Engineer before taking up erection work.

CHAIN LINKED WIRE FENCING : Supply & providing chain linked wire fencing for 11 KV transformer sub-station. The chain linked fencing should be with 2"x2"x8 SWG wire welded with angle iron frames of size 2.5mx2.5m using angle of using 50x50x6mm. The frame be fixed to be supporting channel spacing at 2.5 M size 100x50mm rails transportation and labour for fixing silver painting etc., complete with door with 2.5m size at suitable place including all taxes . Chain linked fencing shall be erected upon size stone masonry structure. The work includes providing & constructing granite/trap/basalt size stone masonry (0.45m wide, for aheight of 0.30m) in foundation cement mortor 1:6 stone hammer dressed in courses not less than 20 cm high, bond stones at two m apart and over plain cement concrete of mix M15 with OPC cement @240kgs, with 40mm and down size graded granite metal coarse aggregates @0.878 cum and fine aggregates @ 0.459 cum machine mixed concrete laid in layers not exceeding 15 cms thick, well compacted, in foundation and plinth for a thickness of 0.15 cm for foundation and 0.10 for coping including cost of all materials, labour, HOM of machinery, curing etc., complete.

COMMISSIONING AND TRIAL RUNNING : Servicing and commissioning of pumpsets along with all allied electrical equipments including, heat running all the electrical equipments and giving performance tests of the pump motors, switch gears etc., including giving trial run for a period of 90 days from the date of successful commissioning of pump sets and other equipments to the satisfaction of the Engineer -in- charge of the works, and training the departmental personnel in operation and maintenance of the pumpsets and ohter allied equipments during maintenance. (Power and water will be supplied by the Board during the trial run). The tenderer should employ skilled operating personal during mateinance period for the operating of pump.

Dismantling of all Existing pumpsets and delivery and suction pipes and valves:Dismantaling of existing 03 nos of centrifugal Pumpsets by removing the existing shafts, couplings, bearing etc.,with out damaging the pumpset and with out hampering the regular water supply distribution and removing of the existing column pipe & Delivery pipes , valves etc including closing of holes in pump house with CC 1:2:4 etc., complete. The work also includes clearing the debris from the site and disposing off the debris with all lead and lift as per the direcion of the Engineer-in-Charge. The dismantaling work is to be carried out in such a way that the place shall be suitable for installing new pumps . The released materials shall be returned to the board stores as per the directions of Engineer-in-Charge. - At KRWW Existing pumphouse Note: The Contractor is advised to visit the site to know the actual work before quoting the rates.

Dismantaling of existing Contorl panel , starter, capacitor bank, load side and capacitor cables etc., with out damaging the equipments including shifting of the released equipments to CMC stores .The work also includes clearing the debris from the site and disposing off the debris with all lead and lift as per the direcion of the Engineer-in-Charge. The dismantaling work is to be carried out in such a way that the place shall be suitable for installing new panels . The released materials shall be returned to the board stores as per the directions of Engineer-in-Charge. - At KRWW Existing pumphouse Note: The Contractor is advised to visit the site to know the actual work before quoting the rates.