Design supply installation testing and commissioning of Centralized VRV VRF type air conditioning system in Brigadier Rajinder Singh Auditorium Complex

Amount

(SUB HEAD- VRV/VRF EQUIPMENTS) OUTDOOR UNITS Supply Installation, Testing & Commissioning of modular type Variable Refrigerant Flow/Variable Refrigerant Volume air cooled Outdoor units suitable for cooling and heating, having all hermetically sealed inverter type Scroll Compressor(s), minimum two compressors for above 14 HP modules, microprocessor based Controller, top discharge type condensing unit(s), with R 410 A Refrigerant, vibration isolators, with suitable foundation etc. complete as required. The unit shall deliver the rated capacity at AHRI Conditions and work even at 50°C ambient temperature without tripping. The unit shall be suitable to work on 400V +/- 10%, 3 Phase, 50Hz AC power supply. The unit shall be filled with first charge of the refrigerant and ready for use as required. The COP at AHRI conditions shall not be less than 3.1 and IEER not less than 6.5 ODU 30 HP. The ODU shall have low noise condenser fans with extrenal static pressure of the outdoor unit shall be more then 75 Pa to avoid hot air recirculation, auto address setting, auto check function for connection error and complete with indoor and outdoor units with individual controller and with fittings etc. The compressor and VRV/VRF Outdoor make should be same. For enhanced energy savings the COP of each refrigerant circuit system mentioned below shall be 7.10 minimum at 50% load, at AHRI Condition in cooling mode. The unit shall also have feature to automatically modulate the evaporative temperature between 6 deg C to 11 deg C with respect to load for better comfort and energy efficiency. (Unit shall deliver atleast 87% of mentioned nominal capacity @ 43 Deg C). The Unit should have free phase technology so that unit can work in case of phase reversal also without tripping of units. (Make Diakin/O-General/Mitshubshi heavy 12 HP in modules including interconnection kit & MS Stands) (Model: RXYQ12 x 5 Nos.)

INDOOR UNITS Supplying, Installation, testing and commissioning of Ceiling suspended Air Handling units equipped with, pre-filter, fan section with suitable static fan, motor, coil section with DX coil, outer cabinet, drain pan. 4800 CFM, 10 TR, SP 40mm

-----------------do---------------- 2400 CFM , 5 TR SP 40 mm

-----------------do---------------- AHU Kits

REFRIGERANT PIPING FOR VRV SYSTEM Supplying, laying, fixing, testing and commissioning of following size Copper Refrigerant piping for VRV / VRF System complete with fittings, supports, jointing, insulation with following thickness closed cell elastometric Nitrile rubber of class 'O' applied by adhesive, gas charging & commissioning as per specifications, all accessories as per specifications and any other item required to make the system complete. , all piping shall run inside aluminium channel / cable tray / raceway) as per specification and drawing etc. complete as required. (This excludes aluminium channel / cable tray / raceway but includes supports) 31.8 mm O.D. (with 19 mm insulation)

-----------do-------------- 28.6 mm O.D. (with 19 mm insulation)

------------do--------------- 25.4 mm O.D. (with 19 mm insulation)

-------------do--------------- 22.2 mm O.D. (with 19 mm insulation)

-------------do----------------- 19.1 mm O.D. (with 19 mm insulation)

-------------do------------------ 15.9 mm O.D. (with 13 mm insulation)

-------------do------------------ 12.7 mm O.D. (with 13 mm insulation)

--------------do------------------ 9.5 mm O.D. (with 13 mm insulation)

-------------do------------------- 6.4 mm O.D. (with 13 mm insulation)

SITC of Refnet Joint

SITC of Corded Remotes for AHU Units

MAIN INTELLIGENT CENTRAL CONTROL SYSTEM Supplying, Installation, testing and comissioning of Main Intelligent Centrallized Controller - Touch Screen type, Suitable to control complete VRV/VRF equipments to control individually, Monitor, On / Off, Temperature Setting, Temperature probhition, password protected, etc. Capable to control upto 64 Indoor Units

Providing and fixing Unplasticized Polyvinyl Chloride (uPVC) SCH-80 pipes, including all uPVC plain fittings i/c insulation over the pipe with following thickness closed cell elastometric Nitrile rubber of class 'O' applied by adhesive including fixing the pipe with clamps at 1.00 m spacing. This includes jointing of pipes & fittings with one step uPVC solvent cement and testing of joints complete as per direction of Engineer in Charge. 32 mm dia (with 9 mm insulation)

-------------do-------------- 40 mm dia (with 9 mm insulation)

--------------do---------------- 50 mm dia (with 9 mm insulation)

Supplying and fixing of 20 mm medium class PVC conduit along with accessories in surface/ recess / cable tray as required. (Pricing of cable tray excluded)

Supplying & drawing of 2 x 1.5 Sq.mm PVC sheathed shielded cable in the existing surface/ recessed steel/ PVC conduit as required.

Supplying & Laying / Fixing of 3 x 2.5 Sq.mm PVC insulated, PVC sheathed, armoured copper conductor cable (ISI marked) suitable for 1.1 KV grade on ceiling/cable Tray / surface/existing channel complete as reqd. (Pricing of cable tray excluded)

Supplying & Laying of one number PVC insulated, PVC sheathed and XLPE insulated armoured, Multicore Copper Conductor, power cable of 1.1 kV grade as per IS 7098 (Part 1) 1988 of 4 core x 10 Sq.mm size on cable tray as required. (Pricing of cable tray excluded)

Supplying & Laying of one number PVC insulated, PVC sheathed and XLPE insulated armoured, Multicore Copper Conductor, power cable of 1.1 kV grade as per IS 7098 (Part 1) 1988 of 4 core x 6 Sq.mm size on cable tray as required. (Pricing of cable tray excluded)

Supply, installation, testing and commissioning of Outdoor type double door Cubical type sectionalised floor standing dust & virmin proof panel board made of 2mm thick, CPRI approved panel of 31 MVA fault capacity at 415 V complete with 4 strip, 1.5 times the required capacity Aluminium Bus-Bar Electrolytic grade E-91, cable alley, suitable for AC-23 duty & of following capacity switchgears & as per specification given in the tender with following accessories given below Incomer 200 A MCCB 25kA with protection & Rom+1C/O Aux.+Trip Contact + S/T- (one as spare ):- 1 Nos. Digital Multifunction Meter, kwh meter C.T's 400 / 5Amp, CL-1.0 C.T. Shorting Link Auxilary Contactor R, Y Phase Indicating LED B Phase Indicating LED ON, OFF, Trip Indicating LED 32A Neutral Link 6A SP MCB 10kA Interlocking Outgoings Four Pole RCBO with 25 Amps, rating as required for 12 HP for 6 no ODU

Starter Panel for AHUs

Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required. 4 x 10 sq. mm

Supplying and installing following size of perforated GI trays with perforation not more than 25%, in convenient sections, joined with connectors, suspended from the ceiling/ walls with suspenders including bolts & nuts, painting suspenders etc as required. 150 mm (w) x 50 mm (d) x 1.6 mm (t)

------------do------------ 300 mm (w) x 50 mm (d) x 1.6 mm (t)

-------------do----------- 450 mm (w) x 50 mm (d) x 2 mm (t) with Cover

Supply, installation, balancing and commissioning of factory fabricated Al. sheet metal rectangular ducting complete with neoprene rubber gaskets, elbows, splitter dampers, vanes, hangers, supports etc. as per approved drawings and specifications of following sheet thickness complete as required. Thickness 0.63 mm sheet

------------do-------------- Thickness 0.80 mm sheet

Supplying, laying, fixing, testing and commissioning of following thickness closed cell elastrometric nitrile rubber of class 'O' applied by suiatable adhesive, as per specifications and as required complete in all respect 13 mm

Supplying, laying, fixing, testing and commissioning of Duct acoustic lining with glass wool insulation, coverd with perforated aluminium 26 Ga, sheet, nuts, bolts etc. complete as per specifications 15 mm

Supply, installation, testing and commissioning of GI volume control damper complete with neoprene rubber gaskets, nuts, bolts, screws linkages, flanges etc., as per specifications.

Supplying & fixing of powder coated extruded aluminum Supply Air Grills with aluminum volume control dampers as per specifications.

Supplying & fixing of powder coated extruded aluminum Supply Air Jet Nozzle Diffuser with aluminum volume control dampers as per specifications.

Supplying & fixing of powder coated extruded aluminum Return Air Grills with louvers but without volume control dampers complete as required.

Supply and fixing fire retardant nonporous double layer flexible connection between each Ductable /VRV unit and duct.

SITC of Header Joint set/ PPM kit. The units shall be supplied to site with flares at outlets. No brazing shall be allowed at site. One port in & Six ports out

Fire free/ Brazing free gas tight joints for connecting copper piping. The joint shall have double sealing method ensuring secure joing under conditions of pressure upto 4.3 Mpa and temperature from -45 to 130 Deg C and shall be suitabe for R410A refigerant. The pull out resistance by leverage method shall be upto 17 Mpa. 34.9 mm O.D.(insulation : 19 mm)

------------do----------------- 28.6 mm O.D.(insulation : 19 mm)

-------------do----------------- 25.2 mm O.D.(insulation : 19 mm)

------------do------------------- 22.2 mm O.D.(insulation : 19 mm)

------------do------------------- 19.1 mm O.D.(insulation : 19 mm)

Supply, Installation, Testing and Commissioning of 125kva 3 phase input 155 to 460 V, Output 415V ± 1% buck booster type copper wound servo stabilizer Digital Microcontroller Servo Voltage Stabilizer fully out-door type of AE/Electric field/ Servo Volt, make with fresh dehydrated oil. With protection, complete in all respects. 1. High & low voltage Cut Off/ Time delay System 2. Cooling:- Oil Cooled 3. Over current/ short circuit protection 4. Auto variable transformer (Variac) 3 No's 5. Series Buck Boost Transformer 3 No's

SMD SOLUTIONS

AS AIR SYTEMS PRIVATE LIMITED

M/S STAR NEOTECH ENGINEERS