PROVN OF PACKAGED TYPE AIR CONDITIONER UNIT IN EQUIPMENT ROOM POWER ROOM OF AFNET SITE-1 BUILDING P-17 AND EXCHANGE AND IMPROVEMENT AND UP-GRADATION OF AIR CONDITIONING AT CERTAIN TECH INFRASTRUCTURE AT AF STN PUNE UNDER GE (AF) LOHEGAON

Amount

Supply, installation, testing and commissioning of ductable high static package type units including indoor- outdoor combination Airconditioning plant comprising of factory assembled each having 8.5/8.75 TR nominal cooling capacity (2x8.5/ 8.75 TR Running + 1x8.5/8.75 TR standby). Package unit made out of CRCA sheet, totally enclosed powder coated cubical type, with canvas connection, vibration isolation rubber pads, microprocessor based electric controlled panel suitable for operation on 415 Volts, 3 Phase, 50 Hz, AC supply, electrical connection /control wiring, copper piping. Ac plant shall maintain the inside design condition i.e. temperature 22oC + 2o C and RH <75%, filtration level up to 10 micron . Phase-I test will be carried out by Engr in charge and Phase-II test will be carried out by rep of accepting officer complete all as specified including having following :- (i) Hermetical sealed scroll compressor unit each having 8.5/ 8.75 TR capacity & eco-friendly refrigerant i.e. R-407c/ 410/ R-134a (ii) PVC drain piping (iii ) Centrifugal blower fan unit having forward curved blades including motor which shall be capable for developing required static pressure through fine filter. (iv) Filter section with synthetic woven washable filter elements 95% efficiency down to 10 microns (v) Air control dampers (will be measured in item No 5) (vi) Necessary PCC foundation base for indoor unit & Angle iron base frame and PCC foundation and PGI sheet canopy cover for outdoor units. (vii) Out door unit i.e Aircooled condensor having copper condenser coils, suitable size condenser fan motor with fan blade etc

(viii) Copper discharge/suction refrigerant pipe between indoor/outdoor unit with nitrile class "O" insulation , control valves, HP/LP cut out, solenoid valve, etc. (ix) Suitable size LT cable armored cable copper conductor from main Lt panel to package unit (x) In built factory fitted programable micro processor controller based electric panel having digital display unit showing all important feature/parameters and suitable capacity MCCB/MCBs and power contractors. (xi) Liquid line & strainer/filter drier with valves with values and site glass (xii) Internal power/control /interlocking wiring complete with multi stranded FRLS copper conductor cables of suitable size and numbers of core copper cable for indoor to outdoor unit connection, (xiii ) Initial charging of refrigerant gas & oil to the complete system including nitrogen pressurer test before charging of refrigrent Gas . Make- Bluestar /Carrier/Voltas/Hitachi/Dikin Note :- (i) The details mentioned at at Sr no. 1.01 are part of item no.1.00 and the cost of these parts is deemed to included in the rate of item no.1.00 (ii) for measurement of Package AC 2 Running and 1 stand by taken as 1 each Job (iii) GI Duct damper shall be installed on each supply air outlet of pacakage unit, the same will be measured in item No 5 of this BOQ. (iv) Fire dapmer shall be installed on each supply air outlet of pacakage unit, the same will be measured in item No 6 of this BOQ

Design,supply fabrication and installation of supply air and return air ducting made out of commercial grade GI sheet fabricated as per IS 655 of 20 SWG thickness including 25mm x 4mm thick angle iron support, 10 mm dia rod, anchor fasteners, fitting, joints, gasket as per IS specifications including cutting making hole/ opening to existing stone masonry wall for passing of air duct and making good to the disturbed surface matching to the existing specification complete all as specified and as directed by Engr-in-Charge. Note - Mode for measurement of ducting all details:- (i) Only the final finished sheet area in Sqm shall be measured. (ii) Veins, Splitters, flanges, access doors etc shall not be separately measured. (iii) Bend, elobows, transformation, pieces etc shall be mesured along the centre line and measured as per ductr work. (iv) Canvas connectionsd, duct supports, stiffing members, MS angle frames etc shall not be measured separately and shall be the part of duct work. (v) All grillsd/ diffusers/damper area will be measured in terms of effective area (Neck area)

Design,supply fabrication and installation of supply air and return air ducting made out of commercial grade GI sheet fabricated as per IS 655 of 22 SWG thickness including 25mm x 4mm thick angle iron support, 10 mm dia rod, anchor fasteners, fitting, joints, gasket as per IS specifications including cutting making hole/ opening to existing stone masonry wall for passing of air duct and making good to the disturbed surface matching to the existing specification complete all as specified and as directed by Engr-in-Charge. Note - Mode for measurement of ducting all details:- (i) Only the final finished sheet area in Sqm shall be measured. (ii) Veins, Splitters, flanges, access doors etc shall not be separately measured. (iii) Bend, elobows, transformation, pieces etc shall be mesured along the centre line and measured as per ductr work. (iv) Canvas connectionsd, duct supports, stiffing members, MS angle frames etc shall not be measured separately and shall be the part of duct work. (v) All grillsd/ diffusers/damper area will be measured in terms of effective area (Neck area)

S&F GI duct damper for volume control with brass bushings, damper blades shall be fabricated out of 16 gauge GI sheet and dampers frame, levers, links etc to be of hot dip galvanised steel complete all as specified and as directed by Engr-in-Charge.

S&F Fire damper with fusible link and operated with stainless steel spring provided with main supply duct etc complete all as specified and as directed by Engr-in-Charge.

S&F Aluminium extruded powder coated supply air grils with collar dampers and brolken white sade and with 15 deg deflection angle complete all as specified and as directed by Engr-in-Charge.

M&L for 13 mm thick nitrile rubber insulation closed cell rubber nitile insulation without factory pasted Aluminium Foil complete all as specified and as directed by Engr-in-Charge.

M&L for acoustical insulation with open cell sound insulation. super sileance duct lianer with micro ban, open cell, elastomaric nitrile rubber or XLPE at the end of item complete all as specified and as directed by Engr-in-Charge. Make - Armaflex/K Flex/Sekisui

S&F Under deck insulation in plant room with 50 mm thick thermocol covered with aluminium foil etc all as specified and as directed by Engr-in-Charge.

Supply and fixing, laying, passing through pipes, fixing on wall with saddles of 4 core 16 Sqmm PVC insulated multistranded copper conductor cable armoured 1100 volts grade fixing with suitable size glands thimbles etc form panel to individual units and duct heater complete all as specified and as directed by Engr-in-charge.

Supply, laying in trench, passing through pipe, fixing on walls and testing cable XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 95 Sq mm 3½ core including providing cable glands & thimbles of suitable size complete all as specified and directed by Engr-in-charge.

Excavation in trenches n. exc 1.5m wide and n.exc 1.5 m in depth for laying of electric cable and getting out in complete all as specified and as directed by Engr-in-Charge. (a) Soft/ loose Soil

(b) Hard/ dense Soil

Returning filling in including spreading levelling, watering and well ramming in layers n. exc 25cm with soil obtained from excavation complete all as specified and directed by Engr-in-charge.

Removing excavated soil / material n. exc 50 mtr and depositing where directed at a level n. exc 1.5 mtr above the starting point complete all as specified and directed by Engr-in-charge.

Material and labour for stone dust sand cushioning to under ground cable, provided with a layer 8 cm before and 15 cm after laying and stretching jointing and testing the cable complete all as specified and directed by Engr-in-charge. [Note : Measurement will be done after punning]

Supplying and laying un-reinforced precast concrete cable cover, class I, flat, size 250mm x 150mm x 40mm for cable protection complete all as specified and directed by Engr-in-charge.

Supply and fix GI Pipe Light grade with all connected accessories of sizes 50 mm complete all as specified and directed by Engr-in-charge.

Earthing with copper plate 60 cm x 60 cm x 3.15 mm electrode as earthing lead buried directly in ground vertically to a depth not less than 2.25 metre below normal ground level with top edge of earth plate at a depth not less than 1.5 metre below ground level connected to and including copper earth strip of 20 x 3 mm by means of bolts, nuts, check nuts and washer etc made of copper and connected to earthing test point all as shown in electrical plate No.3 of SSR Part I 2009 and as specified or indicated and testing on completion including excavation/earth work in any type of strata, PCC (1:3:6) type C1 earthing chamber, precast RCC slab 50 mm thick in reinforced cement concrete (1:2:4) type B1 reinforced with welded steel wire fabric (XPM jali weight not less than 4 Kg/Sqmm), cast iron frame, funnel with wire mesh, 20 mm bore medium grade GI watering pipe, lugs, 15 mm bore medium grade GI protection pipe, test including funnel watering pipe 40mm thick point etc complete all as specified and directed by Engr-in-charge. Note: (i) Item includes the cost of 7.5 metre GI pipe for protection of earth lead. (ii) Item includes the cost of 7.5 metre copper strip.

Supply and fix earthing connection with 20 x 3 mm copper strip etc complete all as specified and as directed by Engr-in-charge.

Taking down carefully of false ceiling complete all as specified and as directed by Engr-in-charge.

Refixing the servicable false ceiling panel taken out in above item as complete all as specified and as directed by Engr-in-charge.

S&F aluminium snap grid powder coated frame work for false ceiling , size of grid 606x605mm along with 4 mm dia mild steel wire class 3 as in suspenders/ hanging arrangements complete all as specified and directed by Engr in Charge.

S&F PVC 10 mm thick PVC insulation aluminium foil base Gypsum/ mineral board panels of 600x600mm size suitably placed in false ceiling grid made of aluminium complete all as specified and as directed by Engr-in-Charge.

(l) Initial charging of Refrigerant gas & oil to obtain the desire temp. (m) Filter section with synthetic woven washable filter element with 95% efficiency down to 10 micron. Make :- Voltas, Hitachi, Blue star, Daikin, Carrier Note: (i) Outside amb temp 45º C (ii) Temp to be maintain 12º C to 14º C in server machine (iii) AC is to be installed at 4th & 5th the floor of the tower bldg (iv) Shut down for installation & testing of work is available only for one week . Contractor has to plan the work accordingly. (v) P hase-I test will be carried out by Engineer-in-Charge and Phase-II will be carried out by Rep of Accepting Officer all as specified. (vi) The details mentioned at Sr No 26.01 are part of Item No 26.00 and the cost of these parts is deemed to included in ductable supply AC of item No 26.00 (vii) For measurement of ductable split AC 1 Running and 1 stand by taken as each job. (viii) Server is installed in Air conditioned room of size 8x7.5x3.5 Mtr with temp of room maintained 23+2º C with split ACs (ix) Electric load of server is 35 KW (x) Customized design to be carried out for cooling coil(Evaporter) , Blower capacity,, Refrigerent pipes and controlles is required to be carried by OEM to meet the desired condition of air temprature 12º C to 14º C in server machine is included in scope the work and cost of the same deemed to be inclded in quoted rate.

Taking down carefully existing ductable split type complete any capacity from 4 floor of tower including piping , cables etc and depositing to MES Store yard

Taking down carefully existing installed split type AC's any type & capacity up to 3 TR & depositing to EM store yard

Supply and install , testing and commisioning of inveter type airconditioner 2.0 TR capacity 5 star ,wall mounted split unit complete with indoor unit ,outdoor unit , cord less remote controller , copper refrigent piping duly insulated with 18 mm thick nitrile rubber, Condenser coil & evaporated coil shall be of 100% copper, PVC drain piping up to 5 RM, electrical cabling from power point to indoor unit to outdoor unit PVC insulated multi core copper wire, Initial charge of non CFC refrigeration gas , necessary core cutting for passing pipes, controle cables etc and making good, MS fabricated outdoor unit stand or PCC platform . complete all as specified and as directed by Engr-in-Charge. Note: (i) Servicing during defect liablity period as per OEM instructions/ schedule shall be carried out by the contracor including replacment of defective items reqd at site . Rates quoted shall deemed to be inclusive of the rate quoted nothing extra shall be paid. (ii) Schedule of servicing shall be submitted to department after completion of work. (iii) Penelty of Rs-2000/- for not carry out servicing in time shall be recoved from the security deposit.

M&L for Sheet metal enclosure with single pole and neutral with two pin and earth plug and socket complete with one single pole MCB 20 Amps 'C' type, 240 volts complete all as specified and as directed by Engr-in-Charge.

Supply and fix voltage stabilizer for automatic operation, single phase naturally air cooled indoor type & designed for input variation between 150V to 285V with accuracy of 2+2.5 and of capacity 5 KVA 15 Amps complete all as specified and as directed by Engr-in-Charge. Make: V Guard Model VND 500 /Blue Star

M/L for sub main wiring with two runs of single core 4.0 Sq mm FRLS PVC insulated unsheathed multi stranded copper conductor 1100 V grade with colour code and one run of 4.0 Sq mm single core FRLS PVC insulated unsheathed multi stranded copper conductor green colour cable as earth continuity conductor drawn in & including casing & capping complete all as specified and as directed by Engr-in-Charge.

Electromech Engineers

M/s Vijay Airconditioning Pvt Ltd

HVAC Engineering Co

Speedfrost Services Pvt Ltd.

M/s. NILESH SURESH KAWOOR

somnath engineering corporation