Miscellaneous Electrical Works at FIU, Old Area, Safdarjung Airport, Delhi. SH Supply, Installation Testing and Commissioning of VRF System and Electrical Works at CRSD (VRF Works at CRSD)

Amount

SITC OF VRF SYSTEM 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/Rotary Compressor(s), minimum two compressors for above 14HP modules, micro processor based Controller, top discharge type condensing unit(s), with R410A 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%, 3Phase, 50Hz AC power supply. The unit shall be filled with first charge of the refrigerant and ready for use as required, lifting of unit upto terrace level as req. The COP at AHRI conditions shall not be less than 3.7 and 7.5 at 100 and 50% load respectively at AHRI conditions. Note: 1. ODU shall have automatic refrigerant charging function and refrigerant cooled inverter PCBs. 2. Vendor shall ensure that below mentioned Cooling Capacity shall be delivered as per the ambient conditions mentioned in the Ishrae Handbook for Delhi City after considering all de-ration factors. 3. The capacity range for the unit shall vary from 10% to 100%.

20 HP Outdoor Unit Actual Capacity as described above (Heating + Cooling)

30 HP Outdoor Unit Actual Capacity as described above (Heating + Cooling)

Supply, Installation, Testing and Commissioning of following minimum capacity 4 way flow VRV/VRF Cassette Type Indoor ceiling mounted unit equipped with synthetic washable media pre-filter, fan section with low noise fan / dynamically balanced blower, multispeed motor, coil section with DX Copper coil, electronic expansion valve, outer cabinet, drain pump, grill, necessary supports, vibration Isolation, Corded remote control etc., suitable for operation on single phase 230 V ± 10%, 50Hz AC supply, complete, as required. The Indoor units must shut down upon receiving a singal from the BMS System/Fire Signals. The cooling capacity of indoor unit will be at air inlet conditions of 27 Degree C DB and 19 Degree C WB temperature. (Make will be same as of Outdoor). It must be having infrared occupancy sensor with in the panel of cassette unit to detect the presence of people and floor temperature to provide comfort and energy saving.

Supply, installation, testing and commissioning of following minimum capacity VRV/VRF High wall type Indoor unit equipped with washable synthetic media pre-filter, fan section with low noise fan/ dynamically balanced blower, multi speed motor, coil section with DX copper coil, electronic expansion valve, outer cabinet, cordless remote control, drain pan, necessary accessories etc., suitable for operation on 230 V±10%, 50Hz, single phase AC supply, complete as required. The Indoor units must shut down upon receiving a singal from the BMS System/Fire Singnals. The cooling capacity of indoor unit will be at air in let conditions of 27 Degree C DB and 19 Degree C WB temperature. (Make will be same as of Outdoor).

Supply, Installation, testing and commissioning including vaccumiazation and Nitrogen testing of following nominal sizes of soft/ hard drawn copper refrigerant piping for VRV/ VRF system, complete with fittings, with suitable adjustable ring type hanger supports, jointing/ brazing including accessories, insulated with XPLE Class-O tubular insulation/ with Class-O closed cell elastometric nitrile rubber tubular sleeves sections of specified thickness as given below for Suction and Liquid lines, all accessories as per specifications etc. as required:

6.4 mm dia (OD) (Softdrawn) with tube thickness 0.8 mm with 13 mm thick insulation

9.5 mm dia (OD) (Softdrawn) with tube thickness 0.8 mm with 13 mm thick insulation

12.7 mm dia (OD) (Softdrawn) with tube thickness 0.8 mm with 13 mm thick insulation

15.86 mm dia (OD) (Softdrawn) with tube thickness 1.0 mm with 19 mm thick insulation

19 mm dia (OD) (Harddrawn) with tube thickness 1.0 mm with 19 mm thick insulation

22.2 mm dia (OD) (Harddrawn) with tube thickness 1.0 mm with 19 mm thick insulation

25.4 mm dia (OD) (Harddrawn) with tube thickness 1.0 mm with 19 mm thick insulation

28.58 mm dia (OD) (Harddrawn) with tube thickness 1.0 mm with 19 mm thick insulation

31.8 mm dia (OD) (Harddrawn) with tube thickness 1.2 mm with 19 mm thick insulation

34.9 mm dia (OD) (Harddrawn) with tube thickness 1.2 mm with 19 mm thick insulation

38.1 mm dia (OD) (Harddrawn) with tube thickness 1.2 mm with 19 mm thick insulation

41.27 mm dia (OD) (Harddrawn) with tube thickness 1.2 mm with 19 mm thick insulation

Providing and fixing on surface/ recess following dia. rigid uPVC piping for drain complete with fittings, supports as per specifications and duly insulated with 9 mm thick closed cell nitrile rubber insulation.

Supply Installation Testing and Commissioning of Refnets/ Y-Joints/ T-Joints as per OEM recommendation and upto the satisfaction of engineer in-charge at site.

Supplying and drawing transmission/control wiring PVC insulated of 2 core x 1.5 sq.mm FR copper conductor shielded flexible wire in existing PVC Conduit between outdoor to outdoor/indoor to indoor/outdoor to indoor and remote control unit.

Supply of 1.1KV grade, Power Cable of following sizes, XLPE insulated, PVC sheathed, armoured copper cable as per IS 7098 (Part 1) 1988 with upto Date Amendments etc. as required.

4 C x 6.0 Sqmm (Copper Armoured)

4 C x 10 Sqmm (Copper Armoured)

4 C x 16 Sqmm (Copper Armoured)

Supply of following size of 1.1 kv grade multicore aluminium conductor, XLPE insulated and PVC sheathed armoured cable as per IS: 7098:1988 (Part-I) with upto date amendments.

3½ core X 185 Sq.mm.

Supplying and drawing in existing PVC conduit of following sizes PVC insulated and FR PVC Round Sheathed, Copper Conductor (flexible) industrial cable, 1100 Volt, conforming to IS 694.

3 C x 2.5 Sqmm

Supplying and fixing of following sizes of medium class PVC conduit along with accessories in surface/recess including cutting the wall and making good the same in case of recessed conduit as required.

Laying and fixing of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size on cable tray as required.

Upto 35 sq. mm (clamped with 1mm thick saddle)

Above 95 sq. mm and upto 185 sq. mm (clamped with 25/40x3mm MS flat clamp)

Laying and fixing of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size on wall surface as required.

Upto 35 sq. mm (clamped with 1mm thick saddle)

Above 95 sq. mm and upto 185 sq. mm (clamped with 25/40x3mm MS flat clamp)

Earthing with G.I. earth pipe 4.5 metre long, 40 mm dia including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe etc. (with charcoal/ coke and salt ) as required

Supplying and laying 25 mm X 5 mm G.I strip at 0.50 metre below ground as strip earth electrode, including connection/ terminating with G.I. nut, bolt, spring, washer etc. as required. (Jointing shall be done by overlapping and with 2 sets of G.I. nut bolt & spring washer spaced at 50mm)

Providing and fixing 25 mm X 5 mm G.I. strip on surface or in recess for connections etc. as required.

Supplying and laying 6 SWG G.I. wire at 0.50 metre below ground level for conductor earth electrode, including connection/ termination with GI thimble etc. as required

Providing and fixing 6 SWG dia G.I. wire on surface or in recess for loop earthing along with existing surface/ recessed conduit/ submain wiring/ cable as required.

Supply and installation following size of preforated Hot Dipped Galvanised Iron cable tray (Galvanisation thickness not less than 50 microns) with perforation not more than 17.5%, in convenient sections, joined with connectors, suspended from the ceiling with G.I. suspeneders including G.I. bolts & nuts, etc./ on wall through support as required.

150 mm width X 50 mm depth X 1.6 mm thickness without cover

300 mm width X 75 mm depth X 1.6 mm thickness without cover

450 mm width X 75 mm depth X 1.6 mm thickness without cover

600 mm width X 75 mm depth X 1.6 mm thickness without cover

150 mm width X 50 mm depth X 1.6 mm thickness with cover

600 mm width X 75 mm depth X 1.6 mm thickness with cover

Supplying and fixing 5 A to 32 A rating, 240/415 V, 10 kA, "C" curve, miniature circuit breaker suitable for inductive load of following poles including providing M.S. enclosure complete with connections, testing and commissioning etc. as required.

Double pole

Fabricating, Providing and fixing M.S. iron frame fabricated with M.S. C-channel of size 100 mm x 50 mm x 6 mm (thick) for resting the condenser unit on the roof / floor of the building duly supported from the bottom as required including painting and grouting the framework with cement concrete etc. complete as required.

SITC of PUSH BUTTON / TOUCH TYPE Centralized Remote Controller for VRF system to control minimum 128 number of Indoor Units.

SITC of dust and vermin proof cubicle type outdoor LT panels, with IP 65 protection suitable for 415 V, 3 phase, 4 wire, 50 Hz AC supply system. The panel shall be fabricated with 2 mm thick CRCA sheet, with suitable flat iron frame work complete with hinged door on front with locking arrangement, doors/ covers for individual inside compartments, 3 mm thick for gland plates, 2 nos. of earth studs, control wiring with 2.5 sqmm. FRLS insulated copper conductor, suitable angle/ channels frame in the bottom, legs for grouting in foundation, painting etc. including supplying and fixing of following accessories as per AAI specification. A. Incoming Feeder:- (i) 1 No. of 250 Amps, 415V, 25kA, FP MCCB with Thermal magnetic Based releases having O/C, S/C along with following. (ii) LED type indicating Lamp with suitable rating MCB for back-up protection :- 1 Sets (each set comprise of R,Y,B ) (iii) Digital type 3 phase Voltmeter Meter with suitable rating of MCB -1 Sets. (iv) Digital type 3 phase Ammeter with suitable rating of MCB & 3 Nos. of single core epoxy resin cast type CTs of 250/5 Amps, 10 VA, CL 1.0 ratings -1 Sets. B. Busbar:- 250 Amps, TPN Aluminium Busbars with Heat shrinkable color coded insulation sleeves. C. Outgoing:- (i) 12 Nos x 25 Amp and 300 mA - 4 pole - RCBO (ii) 12 Nos x 25 Amp 4 Pole - Power Contactor Each outgoing shall have following: (iii) 3 Phase Preventor with under voltage & over voltage protection & Phase sequence protection. (iv) LED type indicating Lamp with suitable rating MCB for back up protection :- 1 Set (each set comprise of ON/OFF)

Dismantling of old Split air conditioner

Annual Comprehensive Maintenance for Above VRF System Annual Comprehensive Maintenance Contract of the above complete VRV/ VRF System and associated indoor units covered under this contract at CRSD, Old Area including providing and replacement of defective components, breakdown, routine & preventive maintenance etc. as per OEM recommendations, as per the scope of work and conditions as per the NIT.

CMC for 1st year after defect liability period of 12 Months @4.5% of total SITC cost of SH-I ( item no. 1 to 24)

CMC for 2nd year after defect liability period of 12 Months @4.73% of total SITC cost of SH-I ( item no. 1 to 24)

CMC for 3rd year after defect liability period of 12 Months @4.97% of total SITC cost of SH-I ( item no. 1 to 24)

CMC for 4th year after defect liability period of 12 Months @5.22% of total SITC cost of SH-I ( item no. 1 to 24)

CMC for 4th year after defect liability period of 12 Months @5.48% of total SITC cost of SH-I ( item no. 1 to 24)

HONEY COLLECTION (BID ID -938287)

AIR DESIGN SOLUTIONS (BID ID -941414)