Indian Institute Of Science Tender

EXHAUST PIPE SUPPORT - Design,Supply,testing & comissioning of MS structure support for DG stack with double coated epoxy paint and suitable for 4 x 1250kVA DG sets. Structure shall be suitable for wind pressure as per site condition.Cost shall include other accessoris,ladder with safety guards,foundation bolts ,necessary supports etc with raincawl on top.(DG set Exhaust pipe supporting structure shall comply all requirements of local authorities) Steel Supports - Supply, fabrication and installation of MS structural supports including welding, bolting, riveting, supply of necessary anchor bolts and grouting etc, supply of paint and applying one coat of anti rust primer and two finished coats of approved synthetic enamel paint including breaking walls, floors etc. for structures as required including supply of all GI hardware materials, including all labour and materials as per approved drawings, specifications of this tender and directions of Engineer-in-Charge. (Any item weighting upto 1Kg or less shall neither be measured nor paid)

LT BUSDUCTS- Design, Engineering, Manufacture, Supply, Commisioning, Documentation of following LT sandwitch BUSDUCT with integral earth including submission of relevant data, inspection and testing at factory works, packing, transportation from MANUFACTURER works to site, including transportation from store/yard to site at the place of installation, handling equipment at site, unpacking, assembly, including mounting and wiring of loose parts supplied by equipment vendor,minor civil works, interconnection of shipping sections, installation of bus duct support (fixing to wall/column/ceiling or steel structures) and aligning, levelling, grouting, testing, and calibration of equipment, including all labour and materials, as per approved drawings, specification of this tender and directions of Engineer-in-charge along with its necessary accessories. Out door portion shall be supplied with rain hood. The bus duct shall be with IP 55 without any additional enclosure. 415V 2000A, 50kA for 1 sec,TPN Aluminium Sandwich Busduct between DG to DG synchronization panel with below mentioned items 90 deg horizontal bend 90 deg vertical bend Wall cross over unit Terminal box at switchgear end including seal off bushing and Aluminium flexible and required accessories. Hot dip galvanised steel Bus duct support required. Supports shall be as per site requirement Phase cross over chamber (if required) Any other accessories like earthing conductor,flexibles,inspection cover, Horizontal/Vertical length

DG SYNCHRONISING PANELS- Supply, erection, testing and commissioning of 415V, 3 phase 4 wire 50 c/s, fully compartmentalized cubical type, as per the standards IEC61439-1&2 as tested assembly (TTA) ,tested for impulse voltage 8 KV,IP 42 fabricated CRCA sheet steel of 2 mm thick for frame work and covers, 3 mm thick for gland plates i/c cleaning & finishing complete with 7 tank process for powder coating in approved shade, having required capacity extensible type FP aluminium alloy bus bars of high conductivity, DMC / SMC bus bars of high conductivity, DMC/ SMC bus bar supports, with short circuit withstand capacity of 50KA for 1 Sec., bottom base channel of MS section not less than 100 mm x 50 mm x 5 mm thick, fabrication shall be done in transportable sections, Form of separation shall be form 4b with metallic separation only entire panel shall have a common copper earth bar of size 50 mm x 6 mm at the rear with 2 Nos. earth stud, solid connections from main bus bar to switch gears with required size of Al/Cu. bus bars, interconnection, interlocking between feeders etc., Annuntiation window requirement shall be as per SLD. with indication lamps, push buttons necessary accessories, complete with following incoming and outgoing switchgears with protection and metering etc. as per specification and schematic diagram including provision to be made for interfacing with BMS etc. complete as required with incoming & outgoing bus-duct entry from top, wiring with 2.5sq. mm. PVC insulated copper conductor , cable alleys, cable gland i/c providing following switch gears All ACBs should have Ics=Icu=Icw for 1 sec All MCCBs shall be rating for 50kA (Ics=Icu). All MCCBs above 63A should be provided with Copper Spreader Terminals Marshalling Bay To Be Provided for BMS Operation Approval shall be taken for each panel before fabrication. For cable sizes refer to the cable schedule attached. contractor to consider the termination requirement as per the cable sizes furnished in the cable schedule. If any additional termination box is required the same shll be considered by contractor in the panel cost itself. The fault level of the component shall be same as the bus bar fault level indicated. The panel shall be designed to suit to the site condition. If any U shape/L shape panels required as per site requirement, contractor to consider all required dummy panel, adaptor boxes, bus bar extension, other accessories, etc. in the panel cost itself. All the cost required for BMS integration like cable,control modules,converters, connectors etc as per the attached scheme shall be included in panel cost itself. The scope shall include relay coordination study. ON / OFF / TRIP status for all the incomming breakers (ACB, MCCB, MCB, MPCB, RCBO) & meter parameter from all main panel (Listed Below) to be provided through modbus IP output (PLC) to connect to BMS through ethernet switch located within one of the panels in each electrical room. All cost towards cable, ethernet switch, BMS interface module, etc shall be covered in the panel cost itself. Any details idicated in SLD and specification is also needs to be consiedered for panel cost.Any details idicated in SLD and specification is also needs to be consiedered for panel cost. DG Synchronising Panel -1, 2 @ SS Incomer 2000A FP EDO ACB with microprocessor based O/L, S/C and E/F - 2 Nos. Suitable for Bus Duct termination For indication lamps please refer to SLD Analog Ameter and voltmeter with selector switch - 3 set. SPD type II, 50KA, FP - 3 nos. Multi Function Meter with RS 485 port.- 3 nos. C.T. 2000/1A, CLASS 0.5 10VA- 2 set. C.T. 2000/1A, CLASS PS- 2 set. Line PT : 415V/v3/110V/v3, Cl.1, 50VA - 3 set Bus PT : 415V/v3/110V/v3, Cl.1, 50VA - 3 set 4000A TPN AL busbar 1sec (50kA) Outgoing : 50kA ALL ACB / MCCB 4000A FP MDO ACB microprocessor based with O/L, S/C & E/F Protection - 2 nos. C.T. 4000/1A, CLASS 0.5 10VA- 3 sets Multi Function Meter with RS 485 port.- 2 nos. For indication lamps ,numeric relays, please refer to SLD All incoming and Outgoing breaker should be communicable for status monitoring. All required relay and synchronization controller shall be provided in the synchronization & control panel. Control & Operation of DG breaker panel shall be only from synchronization & Control panel.Please refer to single line diagram and technical specification for more details Supply, Installation, testing & commissioning of Inert type Novec-1230/FM200 Fire Detection Tube based Gas suppression system for electrical panel. It includes all the require accessories/equipments to complete the panel protection, as per detail specification.

LT Power , Control Cable - Supply, installation, testing and commissioning of PVC/XLPE insulated, FRLS PVC outer sheathed Control/Arm.Power cables of grade (650/1100V grade) along with required termination for DG system as per scope of work .Installation in form of Horizontal and vertical laying of armoured cables of required sizes in pre excavated cable trench /existing concrete trenches / cable trays, hume pipe/cable Gallery supported on structure/pull through pipes dewatering if required using own pumps including pipes, supply and fixing of Aluminium strip number tags, supply and fixing of GI saddles and saddle bars, etc. including transportation from owners stores to site. Unpacking, with all labour and material as per specification of this tender and directions of Engineer-in-Charge.The cost shall include the neccesary termination along with glands. a) 16 core 2.5 sq.mm Cu

b) 6 core 2.5 sq.mm Cu

c) 4 core 2.5 sq.mm Shielded cable

d) 4 core 2.5 sq.mm Cu

e) 2 core 4 sq.mm Cu

f) 2 core 2.5 sqmm Cu

g) 4 core 4 sq.mm Cu

h) 3 core 2.5 sq.mm Cu

i) 3 core 2.5 sq.mm Shielded cable

j) 3C X 6sqmm. Cu Arm cable

k) 3C X 4sqmm. Cu Arm cable

LT Cable Terminations and Cable Joint kits -Supply & Installation of heat shrinkable end termination kits and making End Terminations for XLPE insulated LT power & Control cables 1100V grade of following sizes including double Compression Gland of brass type, Aluminium lugs for Aluminium Cables and Bimetallic lugs at tranformer end,including supply and fixing as per specification and direction of engineer in charge a) 16 core 2.5 sq.mm Cu

b) 6 core 2.5 sq.mm Cu

c) 4 core 2.5 sq.mm Shielded cable

d) 4 core 2.5 sq.mm Cu

e) 2 core 4 sq.mm Cu

f) 2 core 2.5 sqmm Cu

g) 4 core 4 sq.mm Cu

h) 3 core 2.5 sq.mm Cu

i) 3 core 2.5 sq.mm Shielded cable

j) 3C X 6sqmm. Cu Arm cable

k) 3C X 4sqmm. Cu Arm cable

Earthing System - Supply, installation and connection of following required GI & CU earthing strip along the buildings, cable trenches or cable trays including welding at joints(Brazing for copper), providing anti-corrosive paint or bitumen for welded portion, clamping and necessary hardware for connecting, etc., including all labour and materials,as per specification of this tender and directions of Engineer-in-Charge a) 50x 6 GI Flat

b) 25 x 6GI Flat

c) 25 x 3 GI Flat

LIGHTNING PROTECTION SYSTEM - Supply, installation, testing & laying of lightning protection system consisting of down conductor upto test link with all necessary clamps, connectors and other accessories required to complete the stack lightning protection.Scope includes Earth pits,test link,Flat 25X3 mm thick GI from test link to earth electrode directly in ground with all required clamps and connectors.Cost shall include supply & installation of LED type twin aviation lamp, DB, required cabling and other accesories

STATUTORY APPROVALS- The cost of obtaining all statutaty clearances from all statutory authority like PCB , Electrical Inspectorate, CCOE & Local authority etc. shall be included.However statutory payments in the name of client shall be reembersed separately after producing invoice for the same.

Supplying and installing following size of perforated Hot Dipped Galvanised Iron cable tray (galvanization thickness not less than 50 microns) in convenient sections, joined with connectors, suspended from the ceiling with G.I. suspenders or supported with Angle iron in Trenches including G.I. bolts & nuts, etc. as required a) Ladder type Cable Tray - 300 mm

Supplying and installing following size of perforated Hot Dipped Galvanised Iron cable tray (Galvanisation thickness not less than 50 microns) with perforation not more than 17.5%, in convenient sections, joined with connectors, suspended from the ceiling with G.I. suspenders including G.I. bolts & nuts, etc. as required. a)300 mm width X 50 mm depth X 1.6 mm thickness

b)150 mm width X 50 mm depth X 1.6 mm thickness