8320 PROVISION OF AIR CONDITIONERS FOR AT (BUILDING NO P-4) MAIN BLDG AT NSTL VISAKHAPATNAM

Amount

Supply, install, testing & commissioning of INVERTER type split type air conditioner, wall mounted type, working on single phase, 240 volts, 50 Hz AC supply with cordless remote control unit, built-in air ionizer and plasma filter for better air quality with BEE 5 Star rating and EER of minimum 4.5 of capacity 1.5 TR complete with copper condenser coil including fixing of indoor and outdoor unit, necessary copper pipe connections including cutting, bending, brazing, insulation on pipe etc, PVC drain pipe, electric connection between indoor and outdoor unit with suitable size PVC insulated, multi-stranded copper cable and plug top complete all as directed by Engineer-in-Charge. [Make: O General/ Daikin/ Voltas/ Blue Star/ Carrier-Toshiba/ Hitachi] [Note: All connected pipes shall be concealed with casing and capping and the PVC drain pipe shall be taken to ground level. The rate quoted shall include for these provisions]

All as per Item No. 1 herein before but of 2 TR capacity.

M&L for Submain wiring complete with 2 runs of 4 sqmm single core PVC insulated FRLS cable 1100 volts grade, multistranded copper conductor cable with one run of 4 sqmm signle core PVC insulated FRLS cable 1100 volts grade, multistranded copper conductor cable as earth continuity conductor, drawn in and including suitable size of rigid PVC conduit all conduit accessories concealed inwalls/floor/roof all as specified and as directed Note: Two runs of 4 sqmm cable and one run of 4 sqmm earth continuity conductor and conduit shall be measured as one unit length.

M&L for submain wiring using proper colour coading with two runs of single core PVC insulated FRLS unsheathed suitable for 1100 volt, Multistranded, copper conducter cable of size 16 sqmm and one run of 16 sqmm multistranded, copper conductor cable 1100 volts green colour for earth conductor of drawn in and including PVC conduit medium grade not less than 20 mm dia, ISI marked concealed in wall/roof etc with required accessories complete all as speacified and directed. Note: Two runs of main copper conductor, one run copper conductor for earth continuity and one of conduit shall be measured as ne unit length.

M&L for Earthing complete with galvanized steel earth plate electrode 60cm x 60cm x 6mm thick, buried directly in ground (earth pit not less than 2.25m deep below ground level) with top edge of earth plate not less than 1.5m below normal ground level, connected to 4mm dia GI earth continuity wire by means of bolts, nuts, check nuts and washers of galvanized iron or steel and connected from earth plate electrode to main switch board/ earthing test point including watering arrangement with PCC 1:3:6 type C1 chamber, MS funnel, wire gauge, CI frame & cover, including necessary excavation in any type of soil, returning, filling in, removal of surplus soil to a distance n.exc 50m, charcoal and salt complete all as shown in electrical plate No. 3 of Schedule Part-I 2009 and connected to earthing test point all as specified or indicated and testing on completion. Note :- The GI Wire 4 mm dia & 15 mm bore light grade GI pipe upto 7.5 M deemed to be included in the rate quoted by the contractor. Beyond 7.5 mm GI wire 4mm dia and GI tubing light grade 15 mm dia shall be measured and paid under the respective item of schedule

Supply and fix earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in gorund or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required 4mm dia galvanised iron or steel wire complete all as specified and as directed

Supply and fix MCB DB TPN 4 way Double door IP 54 protection, 415 V AC 50Hz with for MCBs four pole as incomer and Double Pole, Single MCBs as out going with tinned copper bus bar of rated 250 Amps, neutral ling earth link complete all as specified.

S&F Single pole and neutral sheet metal enclosure with three pin plug and socket including provision of MCB SP 20 Amps, 'C' Curve complete all as specified and as directed.

Supply and fix MCB DB SPN 8 way, Double door IP-54 protection, 240 V, AC 50 Hz with for MCB double pole as incomer and Double Pole/Single Ple MCBs as out going with tinned copper bus bar of rated 200 Amps, neutral link earth link complete all as specified and as directed

Supply & fix MCCB 4 pole, 415 Volts, 63 Amps rating, ruptruing capacity 16 KA thermal magnetic release, adjustable over load and short circuit prptection complete. Make:- L&T/Siemens/Havells/Legrand

Supply fixing MCB, SPN, 40 Amps 240 Volt, 50 Hz, 10 KA 'C' series including making electrical connection with the help of legs/thimbles all as specified. Make : Havells, Cat Part No:DHMGCSNF040 or equivalent in Siemens/Legrand

Supply fixing MCB, TPN, 63 Amps 240 Volt, 50 Hz, 10 KA 'C' series including making electrical connection with the help of legs/thimbles all as specified. Make : Havells, Cat Part No:DHMGCTNF063 or equivalent in Siemens/Legrand

Supply fixing MCB, SP, 6-32 Amps 240 Volt, 50 Hz, 10 KA 'C' series including making electrical connection with the help of legs/thimbles all as specified. Make : Havells, Cat Part No:DHMGCSPF006-032 or equivalent in Siemens/Legrand

Supply, laying joining, inspection and testing of 1100 volts grade low lesion cable of size 25 Sqmm 4 core with multistranded, aluminium conductors,XLPE insulated colour coaded laid up and bearing ISI marked all as specified and as directed.

vijetha enterprises

LAKSHMI SAI CONSTRUCTIONS