Providing 120KVA UPS and Replacement of Main LT Panels for Main Building at IISc Bangalore

Supply, Installation, Testing and Commissioning compartmentalised, cubicle panel, fabricated out of 2mm thick sheet steel, free standing totally enclosed, dust and vermin proof, suitable for 3PH 415 Volts, with incoming and outgoings, meters, connections, interconnections with suitable size cables, complete with terminating arrangements with lugs, painting, earthing etc, with cable chamber, bus bar chamber etc. Cable Termination for feeders shall be as specified in Single Line Diagram. Wherever Metering other than Indicating Lamps is specified the cost of metering shall include 3 nos wire wound,Cast Resin CTs of Cl 1.0, 15 VA of feeder rating A / 1 or 5 A even if not specified. All ACBs shall have RYB LED,ON/Off,Trip LED Indicating Lamps. All Outgoing MCCBs above 100 A rating shall have Micro Processor based variable overload and Short Circuit Protection, Spreaders and Terminal Shrouds,Rotary Handles. Below 100A MCCB can be with Fixed Thermal overload and magnetic shortcircuit setting. All Digital Meters shall be atleast 96 x 96 sqmm. The Main LT panel shall consists of BOM-For UPS Distribution Panel is as follows (PLEASE REFER TENDER DOCUMENT FOR FULL DESCERIPTION OF BOQ items)

Current total harmonic effect(ITHD) on the input grid shall be < 5% at 50 %load. (The required LC (inductor (L) and a capacitor (C)) filters shall be included in UPS cost), extreme power factor kit to be included to limit the input power factor (PF) to 0.99 and output power factor shall be unity (i.e. kw rating of the UPS shall be kva rating x 1 ), however UPS shall be suitable to take load at 0.7 laging to 0.7 leading power factor loads. UPS shall be suitable for incoming supply AC : 3Phase 400V +/-20%, 50 Hz +/-5 Hz, AC Output voltage: 3Phase 415 Volt, 50 Hz +/- 0.2Hz, Overload capacity of 120% for 10 mins, Sine wave output. Non condensing, noise level less than 60db at 1 meter distance, protections: Input Under voltage over voltage, abnormal out voltage, battery over charging, output over current, short circuit protection, battery deep discharge protection, 10KV surge. UPS must comply with low voltage electromagnetic compatibility (EMC) achieved as per EN 6204, EN6204 Part I and Part 2, it shall be a Voltage and Frequency Independent (VFI)-type UPS. Communication RS232/RS485/SNMP port open protocol for BMS integration, all hardware & software for iOT Communication as per approved by Engineering in charge. Required battery racks and interconnecting copper conductor cables of suitable size and connectors and all required accoseries are inclusive of the cost). This system must provide a means for logging and alarming of all monitored points plus email notification. Forced air-cooling with integral inbuilt fans with redundancy (if one fan fail UPS should be able to handle at least 80% of the load, Noise Level 65 DB at 1 meter distance. The system shall be in compliance IEC 62040- 1,2 & 3, IS: 16242 and CPWD Specification. Display Panel (minimum) (In-build 5 inch or more LC Display / LED ) to display : a) Input: Voltage, current, Frequency. b) Bypass: Voltage, Frequency. c) Output: Voltage, frequency, Current. (PLEASE REFER TENDER DOCUMENT FOR FULL DESCERIPTION OF BOQ items)

Fabricating supplying and mounting MS box made out 14SWG suitablefor floor /wall mounting, fully weather proof with provision for better heat dissipation, provided with hinged front cover, equipped with tamper proof locking arrangements, with suitable size clamps with necessary cable entry pipe with gland and box should be finished with 7 tanks treatment with powder coated paint and finally finished with approved colour etc., complete.

Supplying and fixing Moulded Case Circuit Breaker(MCCB)over the existing wood/panel board using necessary screws, bolts, nuts, necessary phase separators, handle and wiring complete. Protection of Overload and Shortcircuit with adjustable thermal magnetic release,Microprocessor release shall have Earth Fault as per IS/IEC60947-2.(Icu=100%lcs). In 4P MCCB, all Poles should have protection for Short-Circuit/OverLoad. For Microprocessor MCCBS Facility for segregating Priority and Non-Priority loads must be available in the MCCB.MCCB shall be provided with double insulation (insulation between front cover and internal power circuits to avoid any accidental contact with live current carrying path with the front cover open).Multi-pole breakers shall be designed to break all the poles simultaneously and they shall have a single mechanism. 250 A 36kA, 4P

Supply and fixing of Rotary handle for MCCB

Supplying and fixing of LED type panel board indicating lamp with required colour suitable for 230/440VAC. 50 Hz 12/24V D.C. with necessay wiring.

Supplying ......... A rated 3phase with neutral bus bar using required capacity electrolytic aluminium strips covered with heat shrinkable coloured PVC sleeve, mounted on phenolic/FRP/DMC insulator which are mounted on powder coated 40x6 mm M.S.flat framework in existing panel board.The busbar shall have suitable holes for termination of incoming and outgoing cables as per IS specification with necessary bolts, nuts and washers etc., complete 250 A 4 x 30 x 10 mm Aluminium Strips

Wiring for lighting/power circuit using one of FRLS PVC insulated 1100V grade, multistrand copper wire with low conductor resistance single core in open or wiring with specified IS-694:confirming to latest amendments including terminations with copper lugs and ferrules. 1.5 mm2

Wiring for lighting/power circuit using one of FRLS PVC insulated 1100V grade, multistrand copper wire with low conductor resistance single core in open or wiring with specified IS-694:confirming to latest amendments including terminations with copper lugs and ferrules. 2.5 mm2

Wiring for lighting/power circuit using one of FRLS PVC insulated 1100V grade, multistrand copper wire with low conductor resistance single core in open or wiring with specified IS-694:confirming to latest amendments including terminations with copper lugs and ferrules. 4.0 mm2