Tender For Provision Of Rmg Panel, Transformer And Mv Panel Arrangements To The Government Hospital At Sriperumbudur In Kancheepuram District.; 1 RMG Unit : Supply, Erection, testing and commissioning of 11KV 25 KA 630Amps 3 Panel HT OUTDOOR RING MAIN GEAR Switch board suitable for indoor installation comprising two incomer panels with Air Break/ load Breaks switches and one outgoing panel with Vacuum Circuit Breaker complete as per specification with Mechanical inter lock between incomers (1)Supply and Erection of draw out type 11KV 25 KA 630 Amps Horizontal draw out./Horizontal Isolation VACCUM CIRCUIT BREAKER fitted with motor( 230 V AC) operated spring charged Mechanism, with ON and Off mechanical indicator Anti pumping Device, 110V DC shunt trip and closing coils ( DC source of supply to be derived from a power pack suitable for three Tripping and two closing operations incorporated on Incoming panel only) Mechanical Operation counter, 4 No + NC spare Aux contact with contact multiplication contractor for customer use. Automatic safety shitter, Mechanical close/Trip Knob, Mechanical ON/OFF Indication, operating Handle, 230V AC to 110V DC power pack operating handle, (2)Supply and Erection of 11KV 630 Amps 25 KA HT Air Break/Load Break switch with mechanically inter locked each switch, front operated spring assisted manual closing mechanism 2NO + 2NC Aux. contact (3)11 KV /Root 3/110V Root3-Three phase 3 Limb 50 VA class 0.2 Resin cast Draw out type potential Transformer complete with HT and LT HRC fuses with sealing arrangement – 3Nos, (4)Current Transformer of suitable Ratio/5-5A Dual core ( Core1-5VA clas 0.2 for metering & crore 2-15 VA 5 P 20 for protection – 3Nos, (5)Meters: Analog Ammeter with 5 position selector switch-1no Analog Voltmeter with selector switch-1No cut out provision to receive digital Tri Vector Meter L & T or secure to be provided., 2 (6)Protection: IDMT two over current and one earth fault Relay with high set Inst. Elements 1.3 seconds-1No Master Trip relay Megawin MVAJH 13 equivalent – 1No.,(7)Breaker ON/OFF indication LED type-2Nos Auto Trip/Healthy Trip and spring charged indication LED type – 3Nos phase indicating Lamps, (8)TNC Breaker control switch-1No Local Remote selector switch -1No push button for trip Healthy -1No, (9)Panel Mounting Surge Arrester-9KV, 10KA, (10)630Amps copper Bus bar PVC sleeved & required panel earthing, (11)Common for switch gear, MCB’s for AC/DC control Heater ON/OFF switch with space Heater and thermostat, single phasesswitch socket, cubicle illumination TL Lamp,Door switch fully covered Test Terminal block of IMP Make ( wherever applicable), (12)MS sheet steel enclosure for outdoor Installation powder coated with Siemens Gray finish, (13)Provision through bottom entry to receive Incoming or Outgoing cable Termination kit (Make : Mega win/System Control 3 Indoor Three Panel Consumer VCB: Supply, erection, testing, commissioning and of 11KV 25KA HT Three panel Vacuum Circuit Breaker Switch, Indoor type forinstallation, board comprising one Incomer VCB and 2 Nos Outgoing 630A 500MVA VCB.1.Draw out type 11KV 500MVA 630A Horizontal Draw out/ Horizontal Isolation VCB operated with spring charged mechanism.Anti Pumping device ,110V DC Shunt Trip and closing Coils (DC source of supply to be derived from a Power pack suitable for 3 Tripping and Two closing operation counter, 4NO + 4NC spare Aux. Contact for customer use, Automatic safety shutter, Mechanical Close/ Trip knob, Mechanical ON/OFF indication, Operating Handle, 110V AC-110V DC Power Pack etc. (Incom-1 & Outgoing-2Nos)Core(Core 1-15VA class 1 for metering and core 2-15VA 5P 10 for Protection) Incoming 1 No, Current Transformers of 30/5-5 Amps Dual Core (Core 1-15VA Class 1 for Metering and Core 2-15VA 5P 10 for Protection)(Outgoing-1) 4.Meters: 2. 11KV/Root 3/ 110V/ Root3- Three Phase, 3 Limb 200VA Class 1 Resin Cast Draw out type Potential transformers complete with HT and LT HRC fuses. (Incoming-1 No)Digital Voltmeter with selector switch (Incoming 1 No) Digital Trivector of L&T/Secure make (Incom-1No) Digital Power Factor Meter (Incom-1 No) Digital Frquency Meter (Incom-1 No) 5. Protection: TP ND IDMT 2OC + 1EF Relay with Highest inst.Elements similar like Megawin type MCDG 61 (Incom-1No) 6. TP ND IDMT 2OC + 1 EF Relay similar like Megawin type MCDG 31 Master trip Relay Megawin MVAJH 13 (Incom-1No & Out-1 No) 7. Breaker ON/OFF/Auto Trip/Healthy/Spring Charged Indication Lamp LED Type, 4 8. Phase Indication Lamps R,Y,B(Incomings 3Nos), 9. Control Wiring, 10. 800Amps Copper Bus bar PVC Sleeved and required panel copper earthing., 11. Control switch TNC (Incoming-1 No, Outgoing -1No), 12.Trip Circuit healthy Push Button(Incoming-1 No, Outgoing -1No), 13.Common for Switch gear, MCBs for AC DC Control, Heater ON/OFF Switch with space Heater and thermostat Single phase switch socket, cubicle illumination lamp, Disconnecting type terminal Block etc., 14. MS Sheet enclosure for Indoor Installations Powder. 5 Type ONAN type Transformer: Supply, erection, testing and Commissioning of 630 KVA 22KV/ 433V,copper wound off load tap changing copper wound Indoor type distribution transformer ONAN type of cooling conforming to relevant IS 1180- Level 2and fitted with the following and standard accessories. (A) HV cable end box suitable for connecting 3 core 300 sq.mm11KVXLPE HT cable. (B)LT Cable end box suitable for connection 4 runs of 3 ½ x 300 sq.mm LTUG cables. (C)Tapping on primary winding for voltage variation +5%to -5% steps 2.5%. (D)Neutral on L.V. side, (E) The transformer should be supplied with first filling of oil All removable covers shall be provided with weather proof,hot oil resistant, resistance gasket to prevent leakage of water into core and oil from the tank(Make: Voltech/ CREL or equivalent). 6 Design, Supply, erection, testing and commissioning of1250A MV panel board suitable for operation on 415 V 3 phase, 50 Hz A.C supply, dust and vermin proof and accommodating the following ACB as Incomer unit with the following items of work complete to satisfy the latest IE rules and CEIG guidelines with Bus bar chambers, Main switches chambers and cable entry chambers. Bus bar chamber: Supply and fixing of suitable bus bar chamber made up of 16SWG MS sheet steel(1.8mm) with3” X 1/2” tinned copper bus bar for 3 phases and neutral (75mm x 12mm) and 2 Nos. of earth bus of size 1” X 1/4 tinned copper bus(25mm x 6mm)on suitable bus bar insulator(Epoxy insulator) with maximum creepage distance and supported on MS Base channel frame work of size 18*3*2–1Set.Main Switches Chamber: Incoming (1)Supply and fixing of 1 No. 1250A 4pole Draw out ACBof Microprocessor board EDO Type( Cat. no:SL96074) basic rating 4 pole 433V LT ACB confirming to IS13947–2 IEC 60947–2 with suitable capacity and breaking capacity of drawout 65 KA breaking capacity with all accessories for standard horizontal manual draw out type ACB equipped with auxiliary contacts and all accessories for closing and opening operation with Microprocessor Based SR 18 G relay, over current trip device adjustable to LTD, STD and release for over current protection UV release with time delay, EF release short circuit protection, Mains CTs for 3 phases lockout, features, separate mold base for each pole for easy maintenance all relevant protection safety accessories as per CEIG, IE rules in force with inter connection and terminations as required in specification. 7 Outgoing (1)Supply and fixing of 800A TPN Double break switch with HRC Fuse—1 Nos, (2) Supply and fixing of 630A TPN Double break switch with HRC Fuse—3Nos, (3) Supply and fixing of 400A TPN Double break switch with HRC Fuse—3 Nos, (4)Supply and fixing of 250A TPN Double break switch with HRC Fuse—4 Nos.Inter connecting the all LT ACB’s and Switches to bus bar with suitable insulated tinned copper flats and painting/PVC sleeve color coding of phases and neutral indication. Double Earth connection of the switches and ACB’s to earth bus using suitable tinned copper flats by 2 runs of 1” X 1/4”. Supply and fixing ofRYB LED lamp arrangements with toggle switches to control each phases and with rigid connection in suitable separate compartments within the cubicle as per CEIG rules with1set, supply and fixing Electronic Trivectormeter EC,300N class 0.5 flush mounting L&T or equivalent make–ModelER300N.Supply and fixing of danger board with Siemens grey powder coating with super scribing the names of places to which supply is fed feeder sizes of cables direction of cables etc. Erection of panel board complete with suitable foundation bolts and nuts including suitable M.S Channel, concreting ,testing and commissioning(L&T,C&S,SIEMENS,ABB) 8 Supply and erection of 400 Amps capacity dust and vermin proof cubical panel board size of 5X 5 X 2 made up of 16 SWG CRCA sheet steel for outer body, with doors, switch supports and seperations etc., and with supply and fixing of the following interiorswitch with bus bar chamber complete with Bus Bar(a) 25 X 12 mm tinned cu. Flat for 3 phase , neutral and (b) 25 x 10mm tinned cu flat for Inter connections (c) 25 x 6mm tinned cu flat for earth connections with bus bar insulators complete with the following tinned Cu flat should be used between busbar and switches for interconnectionInterconnection of bus bars: (1)400A TPN switchbus bar for Interconnection 25mmX12mm copper flat, (2)315A & 250A TPN switchbus bar for Interconnection 25mmX10mm copper flat, (3)125 A TPNoutgoing switch disconnector fuse units 25mm X6mm tinned cu. Flat supply and fixing of KWh meter (Submeter) & indication lamps. The panel should be fabricated as per IE rules & CEIG specification.The housing accommodate the following switches. Incoming Switch :(1)400 A TPNIncomingswitch disconnector fuse units interior only with HRC fuses double break- 1 Nos, Outgoing Switch Switches :(3)315A A TPNIncomingswitch disconnector fuse units interior only with HRC fuses double break- 2 Nos, (2)250A A TPNIncomingswitch disconnector fuse units interior only with HRC fuses double break- 2 Nos, (3)125 A TPNoutgoing switch disconnector fuse units interior only with HRC fuses double break-3 Nos.Thepanel board should be painted with two coats of high quality epoxy paint over one coat of red oxide primer with superscriptions. (lettering and numbering) The above cubicalpanel board rest on suitable angle iron base. 9 Outgoing : (1)Supply and fixing of 630A TPN Double break switch with HRC Fuse—2 Nos, (2) Supply and fixing of 400A TPN Double break switch with HRC Fuse—3 Nos.Inter connecting the all LT ACB’s and Switches to bus bar with suitable insulated tinned copper flats and painting/PVC sleeve color coding of phases and neutral indication. Double Earth connection of the switches and ACB’s to earth bus using suitable tinned copper flats by 2 runs of 1” X 1/4”.Supply and fixing ofRYB LED lamp arrangements with toggle switches to control each phases and with rigid connection in suitable separate compartments within the cubicle as per CEIG rules with1set, supply and fixing Electronic Trivectormeter EC,300N class 0.5 flush mounting L&T or equivalent make–ModelER300N., Supply and fixing of danger board with Siemens grey powder coating with super scribing the names of places to which supply is fed feeder sizes of cables direction of cables etc. Erection of panel board complete with suitable foundation bolts and nuts including suitable M.S Channel, concreting, testing and commissioning(L&T,C&S,SIEMENS,ABB) 10 400A DG ATS Panel Spec:- 400A Motorized Changeover (ATS)– 01No, Auto/ Manual selector- 01No, Voltage Monitoring Relay– 1No, Dg Auto Remote Start& Stop Controls- 01Set, Digital VAF Meter with CT-01 Set,12V SMPS Battery Charger-01No, Status Indicator- 01Set, EB/ DG MCB Incomer- 01Set, Outgoing Power Bolted Terminal -01No, Control Accessories- 01Set, 1.6mm MS powder coated Enclosure- 01No, Control / Power wiring All in One Panel. 11 Supply and Clamping of 3C x 240 Sq.mm. 11 KV HT XLPE cable in a suitable 6 duro pipe to be excavated at a depth of 0.75 metre and covering the cable completely and refiling the earth to make good.(Make Gloster/Havells/ Polycab). (From 2 Pole Str. to VCB Panel ) 12 Supply and Laying of 3C x 240 Sq.mm. 11 KV HT XLPE PVC cable with aluminium conductors on wall with MS clamp with necessary supports or in a existing trench including removing and relaying the cement slab. (From VCB To Tr. 1) (Make Gloster/Havells/ Polycab) 13 Supply and Providing cable end termination for 11KV 3 core 240 Sqmm XLPE HTUG cable with necessary Indoor type heat shrinkable joint kit and accessories (Make: Raychem or Equivalent) 14 Supply and Providing cable end termination for 11KV 3 core 240 Sqmm XLPE HTUG cable with necessary Outdoor type heat shrinkable joint kit and accessories (Make: Raychem or Equivalent) 15 Supply and laying of 4 runs of 31/2 x 300 sqmm size of PVC armoured LTUG cable in a trench tobe excavated at a depth of 0.75 Mtr. And puttin 0.15 mtr. layer of sand and covering the cable completely with concrete trough and sand and refilling the earth to make good. ( From transformer to MV panel) 16 Supply and clamping of 4 runs of 31/2 x 300 sqmm of PVC armoured LTUG cable on post on wall with MS clamp. 17 Supply and Fixing of brass cable gland for 3 1/2 x 300 sq.mm PVC armoured LTUG cable with earch connection 18 Supply and providing cable end termination of 3 1/2 x 300 sqmm PVC LTUG Aluminum armoured cable with necessary aluminium cable sockets by crimping etc. with electrical connection 19 Supply and laying of 2 runs of 31/2 x 300 sqmm size of PVC armoured LTUG cable in a trench to be excavated at a depth of 0.75 Mtr. And puttin 0.15 mtr. layer of sand and covering the cable completely with concrete trough and sand and refilling the earth to make good. 20 Supply and clamping of 2 runs of 31/2 x 300 sqmm of PVC armoured LTUG cable on post on wall with MS clamp.. ( From MV panel to Essenal & ATS Panel) 21 Supply and frxing of brass cable gland for 3 1/2x240 sqmm PVC armoured LTUG cable with earth connection 22 Supply and laying of 3 1/2 x 240sq.mm PVC armoured LTUG cablewith 90/76 mm in a trench to be excavated at a depth of 0.75 metre covering the cable completely withsand and refilling the earth to make good. 23 Supply and clamping of 3 ½ x 240sq.mm PVC LTUG armoured LTUG cable on post or on wall withMS Clamps.( From MV Panle TO APFC Panel) 24 Supply and providing cable end termination of 3 1/2 x 185 sqmm PVC LTUG Aluminum armoured cable with necessary aluminium cable sockets by crimping etc. with electrical connection 25 Supply and run of 1 x 1/8 (25mmx3mm) tinned copper flat with necessary clamps/supports onall / floor/ ground for earth connection. 26 Supply and run of 1 x 1/4 (25mmx6mm)copper flat for earth connection. 27 Supply and run of 1 of No. 8 SWG hard drawn copper conductor for earth connection. 28 Supply and insallation maintenance free GI Earthing System comprising of 50mm dia and 2 mtr. long earth electrode of low carbon steel rod with 100 micron bonding and 25 kgs. of carbon based environment friendly backfill compound and suitable clamp 29 Supply and fixing of 400 A 3 phase 500V 4 pole Change over switch with suitable angle iron frame work with MS cable entry boxes with earth Connection only 30 Supply and erection of 200 KVAR 415/440Volts 50Hz 3 Ph automatic power factorcorrection panel, 8 stage, (at 0.95 lag), made up of powder coated, 14/16 SWG CRCA sheet steel enclosure with 1 1/2 x 1 1 1/2 x 1/2 AI Frame work with RCC concreting foundation and bolted to masonry pedestal with 400A triple pole MCCB as incoming (L&T/Siemens/C&S) with Delta Connected capacitors (BCH/EPCOS) MOO Type operating in multiple stage with 3 current and Voltage Transducers (CVT) at the phases simultaneously to activate the desired power factor switching time between steps 120 seconds, switching off time in case of fault 3 seconds with a LCD display to show the following Parameters. (A)Vr – R phase Line Voltage, (B)Vy – Y phase Line Voltage, (C)Vb – B phase Line Voltage, (D)Ir – R phase Line current, (E)Iy – Y phase line current, (F)Ib – B phase Line Current, (G)KW – Present Kilo Watts, (H)RKVA – Present KVAR Demand, (I)KVA – Present KVA, (j)PF – Present Power Factor, (K)Number of Capacitor bank ON/OFF, (L)Provision to indicate the imbalanced load. Provision to indicate the change in phase Sequence The APFC Panel Should also with built in protection For high Voltage/Low Voltage cut off, single phase Preventer in current line surge line surges, Currentimiters, Current Sensor, etc., with connection complete and as per the relevant IE Rules.Eight Stages of Automatic Power Factor control panel is necessary connection. 31 Provision towards preparation of site plan, physical layout, electrical line schematic diagram HT side ,5 sets getting drawing approval from C E I G authority (Measures safety to electricity) regulation, preparation of completion report ,Rectification report, preparation of one set approved drawing and copy of safety certificate in a neat frame work and payment of CEIG s inspection fees including supporting staff for availing service connection. 32 Towards Charges for safety accessories, measuring instruments and tools. Safety Accessories for 11 KV-substation First Aid Box-3 Nos, 4 Fire Bucket with stand -3 Set. Rubber Mat 1m X 2m - 10 Nos. Fire Extinguisher-DCP- 5 Kg’s - 6 Nos. Hand Gloves in glass frame- 4 Nos. (2 pair) First Aid Chart Tamil and English - 3 Nos. Earth Discharge Rod-1 No Danger Board -6Nos.
