Provision of VRF Air Conditioning system at construction of New Hostel Building of 100 bed capacity at MDDTI/CNB.

Item Breakup - 1-NS Schedule

"INDOOR Loading,Unloading of the indoor unit. Unitshall be complete in all respectand suitable for 230 ±5% voltsand suitable for both heating andcooling option, include wiredthermostat having a displayshowing temperature and controlof temperature inside the room.Indoor unit shall include hangingarrangement of the unit withnecessary supporting rod, nut &bolts, fastners and accessoriesfor complete installation ofIndoor unit. User shall be able toadjust the temperature as pertheir comfort level requirement.The units shall be compatiblewith BMS system in openprotocol with MODBUS/BACnet.Supply, installation, testing &commissioning of Hi Wall units2.0 Tr. Inspection by RITES.

"Variable Refrigerant flow system" Supply, Installation, testing and Numbers commissioning of modular type variable refrigerant flow air conditioning system suitable for both heating and cooling with Inverter Scroll Compressor suitable for 415±10% V for outdoor unit including fully charged with refrigerant R410A suitable to operate at- 5° to 52 C ambient temperature toout door unit and all running refrigerant pipe. It shall include anti vibration isolatorpad for outdoors unit. The unit shall be complete in all respect as per site requirement. The unit shall have auto phase corrector so that unit can work incase of phase reversal and accumulator should be present in outdoor units to prevent liquid back flow in compressor. 8 HP VRF OUTDOOR UNIT (Cooling & Heating ). Inspection by- Consignee.

"Variable Refrigerant flowsystem"Supply, Installation,testing and Numbers commissioning ofmodular type variable refrigerantflow air conditioning systemsuitable for both heating andcooling with Inverter ScrollCompressor suitable for 415±10% V for outdoor unitincluding fully charged withrefrigerant R410A suitable tooperate at -5° to 52 C ambienttemperature to outdoor unit . Itshall include anti vibrationisolator pad for outdoors unit.The unit shall be complete in allrespect as per site requirement.The unit shall have auto phasecorrector so that unit can work incase of phase reversal andaccumulator should be present inoutdoor units to prevent liquidback flow in compressor. 12 HPVRF/VRV OUTDOOR UNIT (Cooling & Heating). Inspection by- RITES. PRAYAGRAJ DIVISION-ELECTRICAL/NORTH CENTRAL RLY

Supply, installation, testing and commissioning of MS fabricated Numbers outdoor unit stand for placing outdoor unit of VRV system. The stand shall be manufactured from MS C channel of minimum 3-4 mm thick. It shall be finished with enamel paint as per client approval. Inspection by-Consignee.

Supply, fixing, testing and commissioning of 63A 300mA 4 pole RCCB Numbers complete with box complete as per relevant IS, IE rules and site requirement. Inspection by-Consignee.

Supply, installation, testing & commissioning of T- joints and headers Numbers etc. Inspection by-Consignee.

Supply & testing of Cordless Remote Controls. Inspection by- Numbers Consignee.

Supply & testing of Cordless receiver for indoor units. Inspection by- Numbers Consignee.

Supply, laying, testing & commissioning of Communication cable (1.5 Metre sqmm x 2 Core). Inspection by-Consignee.

Supply of PVC insulated flexible copper cable 3Cx2.5 sq.mm. Metre complete as per relevant IS, IE rules. Inspection by-Consignee.

Supply of Refrigerant (R410a) charge to the outdoor unit and Kg connected pipes between outdoor unit and AHU as per site requirement.Inspection by-Consignee.

Supply ,Installation, testing and commissioning ofuPVC pipe, Metre complete with fittings, supports,U traparrangement ,Clean Plug and accessories forAHU/IDU as per site requirement . 32 mm dia (with 9 mm Nitrile).Inspection by- Consignee.

Drain Piping- Providing and fixing rigid PVC piping completewith Metre fittings, support as per specifications and dulyinsulated with 6 mm thick closed cell nitrile rubberinsulation 25 mm dia (1 Metre= 1 RMT).Inspection by- Consignee.

"REFRIGERANT PIPING" Supplying, laying/ fixing, testing and Metre commissioning of following nominal sizes of inter connecting refrigerant piping duly insulated with AL foiled closed cell polyethylene foam insulation (XLPE) of 30 (+/-3) kg/m3 density and fire rated Class 1 as per BS 476 Part 7. All the refrigerant pipe in outside exposed area shall be provided with 26 G aluminium cladding as per site requirement. The insulation shall be provided with protective coating. All piping inside the room shall be properly supported with MS hanger/tie rod. 28.6 mm O.D (wall Thickness-1.0 mm) (insulation : 19 mm). Inspection by-Consignee.

"REFRIGERANT PIPING" Supplying, laying/ fixing, testing and Metre commissioning of following nominal sizes of inter connecting refrigerant piping duly insulated with AL foiled closed cell polyethylene foam insulation (XLPE) of 30 (+/-3) kg/m3 density and fire rated Class 1 as per BS 476 Part 7. All the refrigerant pipe in outside exposed area shall be provided with 26 G aluminium cladding as per site requirement. The insulation shall be provided with protective coating. All piping inside the room shall be properly supported with MS hanger/tie rod. 22.2 mm O.D (wall Thickness-1.0 mm) (insulation : 19 mm). Inspection by-Consignee.

"REFRIGERANT PIPING" Supplying, laying/ fixing, testing and Metre commissioning of following nominal sizes of inter connecting refrigerant piping duly insulated with AL foiled closed cell polyethylene foam insulation (XLPE) of 30 (+/-3) kg/m3 density and fire rated Class 1 as per BS 476 Part 7. All the refrigerant pipe in outside exposed area shall be provided with 26 G aluminium cladding as per site requirement. The insulation shall be provided with protective coating. All piping inside the room shall be properly supported with MS hanger/tie rod. 19.5 mm O.D (wall Thickness-1.0 mm) (insulation : 19 mm). Inspection by-Consignee.

"REFRIGERANT PIPING" Supplying, laying/ fixing, testing and Metre commissioning of following nominal sizes of inter connecting refrigerant piping duly insulated with AL foiled closed cell polyethylene foam insulation (XLPE) of 30 (+/-3) kg/m3 density and fire rated Class 1 as per BS 476 Part 7. All the refrigerant pipe in outside exposed area shall be provided with 26 G aluminium cladding as per site requirement. The insulation shall be provided with protective coating. All piping inside the room shall be properly supported with MS hanger/tie rod. 15.9 mm O.D (wall Thickness-1.0 mm) (insulation : 13 mm). Inspection by-Consignee.

"REFRIGERANT PIPING" Supplying, laying/ fixing, testing and Metre commissioning of following nominal sizes of inter connecting refrigerant piping duly insulated with AL foiled closed cell polyethylene foam insulation (XLPE) of 30 (+/-3) kg/m3 density and fire rated Class 1 as per BS 476 Part 7. All the refrigerant pipe in outside exposed area shall be provided with 26 G aluminium cladding as per site requirement. The insulation shall be provided with protective coating. All piping inside the room shall be properly supported with MS hanger/tie rod. 12.7 mm O.D (wall Thickness-1.0 mm) (insulation : 13 mm). Inspection by-Consignee. PRAYAGRAJ DIVISION-ELECTRICAL/NORTH CENTRAL RLY

"REFRIGERANT PIPING" Supplying, laying/ fixing, testing and Metre commissioning of following nominal sizes of inter connecting refrigerant piping duly insulated with AL foiled closed cell polyethylene foam insulation (XLPE) of 30 (+/-3) kg/m3 density and fire rated Class 1 as per BS 476 Part 7. All the refrigerant pipe in outside exposed area shall be provided with 26 G aluminium cladding as per site requirement. The insulation shall be provided with protective coating. All piping inside the room shall be properly supported with MS hanger/tie rod. 9.5 mm O.D (wall Thickness-1.0 mm) (insulation : 13 mm). Inspection by-Consignee.

"CABLE TRAY FOR REFRIGERANT PIPING" Supplying and installing of Metre following size of perforated hot dip galvanized G.I cable tray with perforations joined with connectors, suspended from ceiling with G.I suspenders including bolts and nuts, etc. for carrying refrigerant pipe in outdoor application as required. 300 mm width x 75 mm depth x 1.6 mm thickness. Inspection by- Consignee.

Supply, fixing, testing and commissioning of 4Cx16 sq.mm. size Metre copper armoured cable complete conforming to IS:7098 (Part-1 & 2), 1988. Laying, testing and commissioning of LT PVC /XLPE 1.1 KV armored power cable in ground/ under the road/ under the track/ on pole/ in existing GI pipe/ Hume pipe etc. including excavation sand cushioning etc. shall be as per tech specification at Tech Spec-I attached or latest, IS & IE rule. Note: - All cable connection shall be made with proper size of crimping socket/ glands etc by the contractor at his own cost and labour. Road/ floor where cable is to be laid shall be made good as original by the firm at his own cost and labour to the satisfaction of Railway representative. The cable shall be fixed on wall/ pole with suitable size of GI clamps. Inspection by- Consignee.

Wiring for circuit / sub main wiring along with earth wire with the Metre following sizes of FRLS PVC insulated copper conductor, single core cable in surface/recessed PVC conduit as required. 2 x 10 sq. mm+ 1 x 10 sq. mm earth wire.Inspection by-Consignee.

Supply, erection, testing and commissioning of single earth electrode Numbers of 50 mm. dia 4000mm long GI pipe class B complete with earth box with CI cover hinged to CI frame including connection from earth electrode to MDB/SDB/poles/with 8 swg GI wire/strip as per attached drawing. Inspection by-Consignee. Total 6103416.61