CA NO CWE/PM/SP-22/2021-22

Amount

Supply , Install and commissioning of Ductable split ACs 8.5 TR of capacity split units double blower indoor unit and outdoor with in built compressor with gas, copper tube evaporator and condensing unit capacity of 8.5 Ton complete with cordless remote control unit and CFC free for better indoor air quality, Outdoor should be fitted on ground/roof and indoor should be fitted inside duct by opening of existing GI duct by unscrewing and fixing in proper position and connected with AHU supporting with canvas including neccessary bolting, electrical connections upto satisfactory level all as specified and directed by Engineer -in -Charge.

M&L in replacement of cross arms bracings supports clamps and back plates fabricated from structural steel sections including nuts, bolts, washers, welding bending cold or hold drilled holes for bolts in any shape or size as indicated or directed and inclusive of one primer coat one under and one finished coat of paint for installation of condensing unit on the wall / ground complete all as specified and as directed by Engineer-in-charge

S&F in replacement of Low density polyethylene pipes (LDPE) 32 mm dia of pressure rating 6 kg/cm2 fixed complete to walls, ceilings or in floors etc. including accessories, clamps and fastners complete all as specified and as directed by Engineer-in-charge

M&L in replacement of laying of copper tubing of dia 11/8" including insulation form and brazing work complete, all as specified and as directed by Engineer-in-charge.

M&L in replacement of laying of copper tubing of dia 1/2" including insulation form and brazing work complete, all as specified and as directed by Engineer-in-charge.

S&F in replacement of PVC insulated and PVC round sheathed copper conductor (flexible) industrial cable 1100 volts conforming to IS-694 of size 2.5 Sqmm 4 core complete, all as specified and directed by Engineer-in-Charge.

S&F in replacement of GI tubing medium grade 50 mm with all fittings complete laid in trenches / on walls / on ceiling / roof etc incl necessary suitable size of MS clamps / sadding on walls / ceiling etc complete all as specified and as directed by Engineer-in-charge.

Supply and fix in replacement of canvas suitable for 8.5 TR indoor unit including connecting with AHU and indoor unit by disconnecting existing unservicable canvas all as specififed and directed by Engr-in-Charge

M&L for taking down existing unservicable split indoor/Outdoor 8.5 TR of capacity unit by disconnecting from AHU unit without damage and taking down of unservicable AHU blower motor from AHU and cooling pipe, LT control panel then deposit to MES store or concerned JE all as specified and directed by Engr-in-Charge.

M&L for cleaning of AHU -02 Nos and M&L for cleaning the duct surface/inside (to be insulated ) by scrapping carefully with wire brush etc. to make the surface completely free of millscale, dirt, dust, grease and other foreign materials, taking special care so that all duct joints are sealed against any leakage, apply suitable chemical material for cleaning by using tools and plants, ladder. etc. as required by opening of false ceiling without damage and if damaged the false ceiling same should be replaced with matching pattern all as specified and directed by Engr-in-Charge

Supply and fix in replacement of booster centrifugal blower having capacity 5100 CFM with 3 HP motor should be fixing in AHU with proper securing nut bolts and connected Items including taking down exisiting blower motor of any capacity and deposit to MES store complete all as specified and directed by Engr -in-Charge.

Design, Supply, installing testing and commissioning factory fabricated indoor type totally enclosed LT cubical panel board suitable size with out busbar, conforming to relevant IS and protection class IP-65 ,dust,vermin and weather proof fabricated out of 2mm thick CRCA sheet duly powder coated ,mounted on 40x40x5mm MS angle iron frame,duly welded in shape including necessary grouting of legs 300mm deep in ground in PCC 1:4:8 type D2 using 40mm graded stone aggregate ,panel base to be 500mm above ground level with suitable compartments for controls and Monitors including cable glands for incoming and outgoing cables,locking arrangement,including accomodating, supply and fixing the following accessories/items including necessary internal panel wiring with suitable size of Copper wire PVC insulated & sheathed multi stranded complete all as specified and as directed by Engr-in-charge. (a) MCCB TP 250 Amps 35 KA DU series of Make L&T (Incoming) - 01 No (b) MCCB TP 63 Amps DU series of Make L&T (out going) - 06 No (c) Digital Panel meter , VAF+PF meter 3ph class 1-5A with 3 Nos CTs of range 250/5 Amps - 01 No. (d) TP line Contactors 32A ,MNX 32,-04 Nos (e) MCB SP 03 Amps "C" Series -02 Nos (f) Push button for ON/OFF with legend -06 set (mounting on panel surface) (g) ON/OFF Indication Lamp LED Type with legend - 06 set (mounting on panel surface) (h) RYB Phase Indicating Lamps LED Type - 01 set of three (j) Dol Starter 5 HP capcity - 06 Nos (k) Stud terminal 4 pole 400 Amps - 01Nos (l) Cam operated Rotary switch(ON/OFF type) (m) Copper Bus bar suitable size

Supply, assemble and erection of GI Sheet with TDF flange rectangular/square duct made out of 'L' shaped hollow profile,duly factory boxed ,incl all accessories such as supply air and return air diffuser,corner, cleat,carrage bolt,gasket and appropriate sealent on longitudinal joints etc complete of size 22 Gauge complete all as specified and directed by Engr-in-Charge.

M&L for duct insulation with resin bonded fibre glass wool roll of density 24 kg/Cum, with factory laminated aluminium vapour barrier, thickness of insulation 25mm as specified and including the following:- (a) M&L for cleaning the duct surface (to be insulated ) by scrapping carefully with wire brush etc. to make the surface completely free of millscale, dirt, dust, grease and other foreign materials, taking special care so that all duct joints are sealed against any leakage. (b) M&L for applying rubber based adhesive CPRX compound. (c) M&L for sealing of all longitudinal joints and circular overlaps with and including Aluminium foil tape 50 mm wide, to make the insulation leakproof. (d) M & L for securing the insulation with and including mechanically fastened nylon.

S&F in replacement of Diffuser in Ductable split AC for existing size and shape before fixing contractor shall be taking out measurement of existing size including taking out unservicable diffuser all as specifed and directed by Engr-in-Charge.

S&F in repair false ceiling of white pre laminated set embosed reinforced designer ceiling board tiles of approved texture, manufactured from homogeneous mixture of cement, quartz and cellulose and cured with high pressure steam using auto claving process confirming to IS-14862, of size 600 mm x 600 mm x 4 mm thick fixed over and including anodised aluminum powder coated (minimum thickness of powder coating 50 micron) snap grid frame work of T section (main & cross member ) of size 25 mm x 25 mm x 1.5mm thick in square patten of grid size 600mm x600mm. The aluminum frame work will be supported on side wall with hangers of 4 mm dia. Galvanised iron wire adjusting level fixed to roof slabs/truss etc by means of ceiling cleats made out of galvanised iron flat of size 40x3 mm size 60 mm long and expansion hold fastners 12.5 mm dia 40 mm long complete all as specified directed by the Engr-in-Charge. including necessary removal of existing electrical fitting and re-fixing in position without disturbing exisiting connected fittings complete all as specified and directed by Engr-in-Charge. .

S& F in replacement sub main wiring with two single core PVC insulated unsheathed cable 1100 volts FRLS grade with multi strand copper conductor and drawn through and including PVC conduit along with continuous earthing wire but in green colour complete on surface/concealed and connected to common earth dolly of the following size. Note : Three run of PVC cable and one run of PVC conduit shall be measured as one unit length. (a) 6 Sq.mm ( 4 single run of 6 Sqmm and two run of 6 Sqmm as earth wire)

Supply & fixing in replacement of Single pole and neutral enclosure with a two pin and earth plug and socket complete with one single pole MCB 25 amps.

Taking down unservicable GI duct/GI sheet with TDF flange rectangular/square duct of L shaped dismantling from existing position and including all accessories before that taking down all false ceiling without damage and refixing at same position complete all as specified and directed by Engr-in-Charge

J.P. Enterprises