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Replacement of Defective UPS from SNCU Building Ground Floor under Birpara SGH, Alipurduar.- 1 SUB-HEAD 1-SITC of 20 KVA UPSSITC of 20 KVA UPS including Battery Bank of 18144 VAH or higher (SMF Battery) 12 Volt 3ph Input/ 3ph Output, inbuilt Isolation Transformer, static by pass arrangement, compitable with D.G. Set, DSP controlled IGBT based rectifire with minimum 93% efficincy on 100% Load. The UPS shall be provided with active input P.F. Correction system to obtain 0.9 lag at 100% resistive Load, Wave form Pure sine wave. It Should be capable of operating in 50c above ambient temprature, Built in Solid State float cum boost charger with automatic boost/trickel charge mode with current Limiting features. The charger should be designed for at least 15% of the total battery current. 2 The UPS Should have current limiting protection, built in over load / Short circuit protection with snubber circuits for current limit. Soft start arrangement, Over voltage/ under voltage protection, mains ON, Inverter ON/OFF/FAULTY/TRIP (Reason), Charger ON/ FAULTY or TRIP, Battery Low, Static by-pass ON, Over temperature. Battery set Complete with self-standing cubicle or cabinet. The UPS should have external automatic load transfer switch for parallel operation. 3 Regulated Sealed Lead Acid Battery, Construction type AGM or VRSLAB in ABS Flame Retardant Rating, 28000 VAH or higher (12V, SMF Battery) (Battery Make Amararaja Quntra/Exide Power Safe. Back up time 30 Min at full load. Warranty: 1 (One) Year on both UPS and SMF Battery on site against any manufacturing defects. Certificate ISO 9001:2015, ISO 14001:2015, IOS 18001, OHSAS 18001. CE Certification: IEC/ EN 62040-1-1, IEC/ EN50091- 1,IEC/EN 60950(Safety), IEC/EN 5009 1-2,IEC/EN 62040-2(EMC Emmission). IEC/EN 62040-3 (Performance & Design), IEC/EN 61000-4(EMC Emmunity) & IEC/EN 60146 (Design & Manufacture) (Make: APC-Schneider Electric / NUMERIC/Power One/ VERTIV/ Switching AVO/ Powersafe/ Delta) 4 SUB-HEAD 2-Switch Fuse Unit, Change Over, VTPN DB Etc.Supplying and fixing 415V, TPN SFU with sheet steel enclosure on angle iron frame on wall with nuts bolts etc incl. S & F 3 nos. DIN type HRC fuse as per rating. 5 125A (Make: L&T/LEGRAND/ABB/SIEMENS) 6 Supplying and fixing 415V, TPN on load front operated Changeover switch with Sheet Steel enclosure on angle iron frame on wall with nuts bolts etc.125A [Make: LAT/LEGRAND/ABB/SIEMENS] 7 Supplying and fixing double door Vertical TPN MCB Distribution board for MCCB incomer with IP-42/43 protection, on angle iron frame on wall & mending good the damages to original finish incl. Inter connection with suitable size of copper wire and neutral link a provision for earthing attachment 6 Way (Up to 160A) [Make: L&T/LEGRAND/ABB/SIEMENS] 8 Supplying and fixing 415 V, 125A Four Pole MCCB of Breaking capacity 25kA/35kA with fixed thermal and fixed magnetic/adjustable thermal and fixed magnetic setting in existing DBs/enclosure and necessary connection. (Make: L&T/LEGRAND/ABB/SIEMENS) 9 Supplying and fixing 415 V MCB of Breaking capacity 10kA & C characteristics on din rail of existing DBs and necessary connection 63A TP MCB (Make: L&T/LEGRAND/ABB/SIEMENS] 10 SUB-HEAD 3-Supplying & Laying of Cable & Copper WireSupply of 4/3.5 Core XLPE Insulated & Sheathed Armoured stranded Aluminium Conductor cables for Working Voltage up to 1100 Volts of following sizes [Make Polycab/RR/KEI/Havells/ Gloster as approved by E.I.C)4 core 25 Sq. mm (Panel M/S to C/O Via UPS M/S & Panel to Proposed VTPN) 11 4 core 16 Sq. mm (Proposed VIPN to TPNDBs) 12 Supplying and fixing compression type gland complete with brass gland, brass ring & rubber ring for dust & moisture-proof entry of XLPE/PVC armoured cables as below:For 4 core 25 Sq. mm 13 For 4 core 16 Sq. mm 14 Finishing the end of following XLPE/PVC armoured cables by crimping method incl. supplying and fixing solderless socket (Dowels make). tapes, anticorrosive paste & jointing materials: For 4 core 25 Sq. mm 15 For 4 core 16 Sq. mm 16 Laying of cable upto 3/4 core 25 sqmm on wall/surface incl. S & F MS saddles with earthing attachment in 10 SWG GI (Hot Dip) Wire, making holes etc. as necy, mending good damages and painting. 17 Supplying and Drawing 1.1 KV single core stranded FR PVC insulated & unsheathed single core stranded copper wire (Brand approved by EIC) of the following sizes in the prelaid polythene pipe and by the prelaid Gl fish wire and making necy, connection as required.4x80/0.4 (10 sqmm) 2x84/0.3 (6 sqmm) as ECC 18 Supplying and fixing PVC Rigid Conduit FR [Precision Make] on wall, ceiling with saddles and other accessories as required and mending good damages to building works 25mm size 19 Finishing of the PVC insulated wire ends by socketting with pin/ ring type copper sockets and insulated tapes etc., including supplying sockets, tapes. 6 sqmm 20 10sqmm 21 SUB-HEAD 4 EARTHING INSTALLATION:Excavation of soil for installation of Earth Electrode and filling &ramming (For Soft Soil) 22 Earthing with 50 mm dia GI pipe 3.64 mm thick x 3.04 Mts. long and x4 SWG GI (Hot Dip) wire (4 Mts. long), 13 mm dia x 80 mm long GI bolts, double nuts, double washers incl. S & F 15 mm dia Gl pipe protection (1 Mts. long) to be filled with bitumen partly under the ground level and partly above ground level driven to an average depth of 3.65 Mts. below the ground level as below: by ISI-Medium GI pipe 23 Extra treatment of soil by using salt & charcoal for pipe electrode as to G.S. 24 Supplying & fixing earth busbar of galvanized (Hot Dip) MS flat 25 mm x 6 mm on wall having clearance of 6 mm from wall including providing drilled holes on the busbar complete with GI bolts, nuts, washers, spacing insulators etc. as required. 25 Connecting the equipments to earth busbar including S & F GI (Hot Dip) wire of size as below on wall/floor with staples buried inside wall/floor as required and making connection to equipments with bolts, nuts, washers, cable lugs etc. as required and mending good damages. No. 6 SWG 26 Note1:Rate Should be Quoted with inclusive of all taxes, duties, cess as applicable.
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