PROVISION OF DEFICIENT SPLIT AC FOR SERVER ROOMS OF DMSRDE UNDER GE I R AND D KANPUR

Supply & Fixed split type air conditioner 2 Ton 5 Star Rating, inverter split AC in copper wound compressor complete all as directed by Engineer-in-Charge Make : Hitachi, Voltas, LG

Supply & Fixed voltage stabilizer for automatic operation, single phase naturally air cooled indoor type & designed for input variation between 170 V to 250 V with output voltage stabilizer at 230 V with accuracy of +/- 2.5% and of capacity 5 KVA

M&L for submain wiring with two single core PVC insulated flexible copper conductor multistranded cable (FRLS) of size 4 sqmm with proper color coding and one single core PVC insulated flexible copper conductor multistranded cable green colour of size 2.5 Sqmm as earth lead in & including concealed/surfacae PVC conduit medium grade 25mm dia cutting chases to walls for laying conduit and making good the disturbed wall surfaces to match with existing specification all as required at site or directed

M&L for modular AC box with plug top pin, socket copmlete with one single pole MCB 20 Amps rating complete all as specified

Supply and laying in trenches or fixing to wall/pole PVC insulated heavy duty electric cable with copper conductor 1100 volts grade cross sectional area 16 Sqmm 4 core. (Note : Incl making good all distributed wall surfaces/ flooring/tilling to match with existing specification)

Supply and fixing 4 Way Double Door horizontal type three pole and neutral, sheet MCB distribution board 415 V suitable for MCCB of 125 Amp including suitable size copper bus bar and neutral link fixed flush in wall including chases wall for fixing DB and making good distributed wall surfaces to match with existing specification

Supply and fix sheet metal enclosure TPN MCB distribution board, double door with IP-43 IK-09 protection with metal door 3- phase 415 volts 4 way TPN including suitable size copper bus bar and neutral link fixed flush in wall including chases wall for fixing DB and making good distributed wall surfaces to match with existing specification

M&L MCB Three pole & neutral 240 volts 63 amps, with rupturing capacity 10 KA using thimbles of required size

Supply & fixing MCCB 125 Amp 4 pole 36 KA, 50 Hz 415 Volt in HTPN DB complete all as specified and directed

Supply & fixing MCB 32 Amp single pole, 240 volt 10 KA "C" curve complete all as specified and directed

M&L in replacement of earthing complete with galvanised cast iron earth plate electrode of size 600x600x6.3 mm thick as earth electrode with top edge of the earth plate not less than 1.5mtr below ground level using GI wire 4mm dia as earth continuity conductor connected to earth plate by means of GI thimbles nuts bolts washers all as directed including providing earth wire protection pipe GI light grade15mm dia from earth plate to main switch board/panel, watering pipe 20mm dia with wire mesh and funnel at top, earth pit and RCC pit cover in PCC 1:3:6 adequate quantity of charcoal dust and salt all around the erth plate, earth work in any type of soil remaing surplus excavated material all as required at site and specified in EP No 5 of SSR part I 1991 or directed incl testing on completion

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