Social justice hostel valparai electrical

Wiring with 2 x1.5 sq.mm. PVC insulated single core unsheathed FRLS copper conductor of 1100 V grade in suitable PVC rigid pipe Concealed in wall and ceiling with PVC accessories with Module GI switch box in flush with wall with 6A one way module switch with module front plate with continuous earth wire connection of 1.5 sq.mm copper wire and making good of the concealed portion with suitable colour for Concealed PVC Light point / fan point (for electronic regulator) (5 points / Coil) Higher End )

Wiring with 2 x1.5 sq.mm. PVC insulated single core unsheathed FRLS copper conductor of 1100 V grade in suitable PVC rigid pipe Concealed in wall and ceiling with PVC accessories with Module GI switch box in flush with wall with 6A one way module switch with module front plate with continuous earth wire connection of 1.5 sq.mm copper wire and making good of the concealed portion with suitable colour for Concealed PVC Light point / fan point (for electronic regulator) (6 points / Coil) Higher End

Wiring with 2 x1.5 sq.mm. PVC insulated single core unsheathed FRLS copper conductor of 1100 V grade in suitable PVC rigid pipe Concealed in wall and ceiling with PVC accessories with Module GI switch box in flush with wall with 6A two way module switch with module front plate with continuous earth wire connection of 1.5 sq.mm copper wire and making good of the concealed portion with suitable colour for Concealed PVC pipe Stair case Light point Higher End.

Supply and fixing of 4Feet LED 20W Fitting with LED 20W tube (HigherEnd) complete with TW round blocks on wall or ceiling with PVC unsheathed FRLS Copper leads from terminals to the fitting

Supply and fixing of fancy glass shade and 7W / 9W LED bulb

Supply and fixing of 24W LED 2x2 square type Recessed fitting with LED (Higher end) on false Ceiling with suitable hanging support from ceiling with PVC unsheathed copper leads from terminals to the fitting.

Supply and fixing of 9w Neon flex profile light with Front and End connector with Floor Mounting junction box (Make K - Lite Id 3230 Neon Flex/ equivalent) with IP 65 Protection with necessary connection complete.

Supply and fixing of 1200mm (48") Sweep BLDC ceiling fan complete (HIGHER END) with 2 Module 100 W Fan Step Regulator (HIGHER END) with stepped with 300mm down rod on the existing fan clamp

Supply and fixing of 300mm (12") sweep (lightduty) AC exhaust fan complete with necessary wall opening and making good of the wall

Supply and fixing of louvers shutters arrangements for 300mm (12") sweep (light duty) AC exhaust fan

Supply and fixing of 48W LED street light fitting with LED (Higher end) with 32mm dia. GI pipe (class B) with 1 no.32 mm GI bend complete on the existing post/ on wall with PVC unsheathed copper leads with MS clamps and with painting.

Supply and fixing of 65 mm dia. (2 -1/2") GI pipe (class B) of 6 metre length with 300mm x 300mm x 6mm MS base plate duly welded at the bottom with concreting with construction of masonary pedestal with suitable SMC box with door arrangement to house 6A SP MCB switch, 2/4 way connector on suitable hylem sheet and supply and fixing of 48W LED street light fitting with LED (Higher end) with 1 metre 32mm dia. GI pipe (class B) Complete with suitable MS clamps for LED street light fitting and SMC box with PVC unsheathed FRLS copper leads from SMC box to fitting and with painting of suitable colour .

Supply and fixing of 3Nos. 6A two module 3pin socket, 3nos. 6A one module switch with module cover plate (plastic) on suitable module concealed Box (GI) in flush with wall with connections. Higher End.

Supply and fixing of 1No. 6/16A two module socket, 1no. 16A one module switch with module cover plate (plastic) on suitable module concealed Box (GI) in flush with wall with connections. Higher End

Supply and fixing of 12'' Gange bell suitable for 230 volts 50c/single phase AC supply on suitable Modular GI box with 1 module Cover plate (plastic) with push switch

Supply and fixing of 20A DP MCB in suitable sheet steel enclosure inflush with wall with earth connection only. (Higher End)

Supply and fixing of 32A FP MCB in suitable sheet steel enclosure inflush with wall with earth connection only. (Higher End)

Supply and fixing of 1500W automatic electric water heater of 50 litres capacity suitable for 230V 50c/s AC supply on suitable MS clamps with 3 core flex wire,but without plumbing work

Supply and fixing of 1000W automatic electric water heater of 25litres capacity suitable for 230V 50c/s AC supply on suitable MS clamps with 3 core flex wire,but without plumbing work

Supply and fixing of 55"Smart LED TV with necessary Connections Complete ( Sumsun/ Equivalent ISI make)

Supply and fixing of 5000 VA (5.0KVA) UPS system (72V DC) / Electrical Inverter for commercial and industrial applications with 6Nos. 12V, Exide INVA Master tall tubular (IMTT) 150AH battery with 2 hour back up for mentioned capacity fully load operation with battery stand with wheel angle iron frame arranged with shelf and suitable colour painting & the following Feature. (1) Fully automatic change over (2) Over load indication-output cut off (3) On Inverter mode short circuit protection (4) Electronic trip for Low battery / auto release (5) Current & Voltage controlled Topology (6) Multiple PWM MOSFET / IGBT Topology and thyrister controlled (7) DC Volt meter AC Output meter (8) Harmonic distortion: 3 % for non linear load (9) Transient response: 2 % on 40 % step load Recovery time within 100msec

(10) Out put power factor: 0.80 (11) Efficiency: 85 % to 95 % (12) Over load: 120 % for 10mints (13) Alarm for low battery / output high / over load / trip (14) Battery charging and discharging meter (15) AC load current and frequency meter (16) LCD Meter – static by pass switch (SWPS)

Supply and fixing of 8 way single pole and neutral MCB sheet steel enclosure distribution board with double door (metal) with 1 no. 32A DP MCB as incoming and 6 nos. 6A to 32A SP MCB as outgoing in flush with wall with earth connection only. Higher End

Supply and fixing of 7 segment 4 way TPN MCB sheet steel distribution board (Higher end) with metal / acrylic door cover flush type /surface type fitted with busbars and neutral links with single / three phase MCB outgoings and seperate 4 way provision for accomodating one No 4 pole incoming MCB / Isolator and another seperate 4 way provision for accomodating one No 4 pole ELCB / RCD (totally 8 ways in one segment) (3x 4 ways in Each segment) and seperate provision for MCB / Isolators ( totally 12 Nos) for sub incomers in 3 segments with lable holder and provison for taking up cable for size not less than 35 sq.mm. with the following in flush wall with Earth connection only. i. 63A 4P MCB - 1 No ii. 63A DP MCB Isolator -3 Nos iii. 6A to 32A SP MCB - 12 Nos

Supply and fixing of 12 way Vertical Triple pole and neutral MCCB sheet steel enclosure distribution board ( with MCCB incomer) with double door (metal door) with 1 No 160A 4P MCCB as incoming and 6Nos 100A 3P MCB and 6 Nos 63A 3P MCB as outgoing with suitable cable end box in flush with wall with Earth connection only. Higher End

Supply and fixing of 200 A TPN switch disconnector fuse units in sheet steel enclosure with HRC fuses double brEak on suitable angle iron frame work with MS cable entry boxes with Earth connection only.

Supply and fixng of TNEB meter board suitable for 3 phase 200A service connection made up of suitable angle iron frame work of size 2 feet x 1-1/2 feet using angle iron of size 1-1/2" x 1-1/2" x 1/4" rigidly fixed on wall covered with hylem sheet of size 2 feet x 1-1/2 feet of 12mm thickness with necessary bolts and nuts supports and supply and fixing of 3 Nos. 100A fuse units (500V), 1 No. neutral link, copper earth flat of size 1" x 1/4" with inter connection of EB meter to fuse units by 19/16 Sq.mm PVC insulated copper wire with earth connection complete

Supply and run of 2 of 1.5 sq.mm. PVC insulated SC unsheathed FRLS copper conductor of 1100V grade in rigid pipe concealed in wall and ceiling with continuous earth wire connection of 1.5 sq.mm copper wire and making good of the concealed portion with suitable colour

Supply and Run of 2 of 2.5 sq.mm. PVC insulated SC unsheathed FRLS copper conductor of 1100 V grade in suitable PVC rigid pipe Concealed in wall and ceiling with continuous earth wire connection of 2.5 sq.mm copper wire and making good of the concealed portion with suitable colour

Supply and run of 2 of 4 sq.mm. PVC insulated SC unsheathed FRLS copper conductor of 1100V grade in suitable PVC rigid pipe concealed in wall and ceiling with continuous earth wire connection of 4 sq.mm copper wire and making good of the concealed portion with suitable colour

Supply and run of 2 of 6 sq.mm. PVC insulated SC unsheathed FRLS copper conductor of 1100V grade in suitable PVC rigid pipe concealed in wall and ceiling with contiinuous earth wire connection of 6 sq.mm copper wire and making good of the concealed portion with suitable colour

Supply and run of 4 of 6 sq.mm. PVC insulated SC unsheathed FRLS copper conductor of 1100V grade in suitable PVC rigid pipe concealed in wall and ceiling with continuous earth wire connection by 6 sq.mm copper wire and making good of the concealed portion with suitable colour

Supply and Run of 4 of 10 sq.mm. PVC insulated SC unsheathed FRLS copper conductor of 1100 V grade in suitable PVC rigid pipe concealed in wall and ceiling with continuous earth wire connection of 10 sq.mm copper wire and making good of the concealed position.

Supply and Laying of 3 1/2 x 95 sq.mm. PVC armoured LTUG cable in suitable size HDPE pipe in a trench to be excavated at a depth of 0.75 metre and refilling the earth to make good.

Supply and clamping of 3 ½ x 95 sq.mm PVC LTUG armoured LTUG cable on post or on wall with MS Clamps.

Supply and fixing of brass cable gland for 3 ½ x 95 sq.mm PVC armoured LTUG cable, with earth connection.

Supply and providing cable end termination of 3 ½ x 95 sq mm PVC LTUG Aluminum armoured cable with necessary aluminium cable sockets by crimping etc. with electrical connection complete

Supply and Laying of 3 1/2 x 120 sq.mm. PVC armoured LTUG cable in suitable size HDPE pipe in a trench to be excavated at a depth of 0.75 metre and refilling the earth to make good.

Supply and clamping of 3 ½ x 120 sq.mm PVC LTUG armoured LTUG cable through 50mm (2") dia G.I pipe on post or on wall with MS Clamps.

Supply and fixing of brass cable gland for 3 ½ x 120 sq.mm PVC armoured LTUG cable, with earth connection.

Supply and providing cable end termination of 3 ½ x 120 sq mm PVC LTUG Aluminum armoured cable with necessary aluminium cable sockets by crimping etc. with electrical connection complete

Supply and fixing of brass cable gland for 4 x 10 sq.mm. PVC armoured LTUG cable with earth connection

Supply and fixing of 100A FP 30mA RCBO in suitable sheet steel enclosure with earth connection only. (Higher End)

Supply and laying of 4 x 10 sq.mm PVC armoured LTUG cable in a trench to be excavated at a depth of 0.75 metre putting 0.15 metre layer of sand and covering the cable completely with bricks and sand and refilling the earth to make good

Supply and clarnping of 4 x 10 sq.mm. PVC LTUG armoured cable on post or on wall with MS clamps

Earthing as per the ISI specification with an earth electrode of 2.10 metre Class 'B' GI pipe of dia not less than 40mm with copper earth plate of size 125mm x 50mm x 6mm with necessary funneling arrangements with necessary masonry work and with 38mm RCC cover slab for the brick masonry

Supply and Run of 1 of No.8 SWG copper wire in suitable PVC rigid pipe on wall / floor / ground for earth connection

Supply and run of 25mm x 3mm tinned copper flat with necessary clamps / supports on wall / floor / ground for earth connection

Supply and fixing of stainless steel 2 tubes 4KVA Jerald flying insect killer machie 240 V , 50hz on wall with connection (make & prduct brand : Jerald)

Supply, Installation, Testing, Commissioning and Handing over of 1 kWp Grid connected roof top Solar PV System Scheme complete as detailed below. Design, Engineering, Manufacturing, Procurement, Supply of materials to project site, project management, installation of mechanical equipment, cabling & appurtenances, instrumentation and electrical system and other equipment, as detailed in this section. Scope of the proposal a)Solar Modules (Multicrystalline-as per IEC specifications) b)Mounting Structure (Design to Chennai Coastal ambient condition) c) Inverter, distribution boards, junction boxes, cables d) Earthing for Solar modules and inverter e)Lightning Protection f) Installation and commissioning g)Project management h)Liasioning for approval from MNRE

TECHNICAL SPECIFICATIONS 1. SOLAR PV MODULES AND ARRAY (i) Only indigenous modules shall be used in the Solar module shall be Crystalline (Mono/Poly) (or) Thin Film (or) Concentrator PV modules type. The peak power output of the PV Module shall be min 100Wp under STC. Module Voc shall be minimum 21V. The total array capacity shall not be less than required capacity and this shall be operating at the required DC voltage. The power output of the PV module must be reported under standard test conditions (STC). I_V curve of the sample module should be submitted. (ii) The mechanical structure shall withstand gusts of wind / cyclonic wind up to 150km/hr from back side of the panel.(iii) The offered modules must conform to the latest edition of any of the following IEC/ equivalent BIS Standards for PV module design qualification and type approval: Crystalline Silicon Terrestrial PV Modules : IEC 61215/IS14286 Thin Film Terrestrial PV Modules : IEC 61646/ Equivalent IS(Under Dev.) Concentrator PV Modules & Assemblies : IEC 62108 (iv) In addition, the modules must conform to IEC 61730 1- requirements for construction & Part 2 - requirements for testing, for safety qualification or Equivalent IS (Under Dev.)

(v) PV modules must also qualify Salt Mist Corrosion Testing as per IEC 61701/IS61701. (vi) SPV modules shall be certified by NABL/IECQ accredited test centre. The bidder shall submit appropriate certificates. (vii) Protective devices against surges at the PV module shall be provided. Low voltage drop bypass diodes shall be provided. (viii) Module Junction box (weather proof), where the module terminals shall be interconnected and output taken, shall be designed for long life out door operation in harsh environment as per the relevant BIS specifications and protected against surges. It should have a provision for "Opening" for replacing the cable, if required. (ix) PV modules used in solar power plants must be warranted for output wattage, which should not be less than 90% at the end of 10 years and80% at the end of 25 years. (x) Each PV module must use a RF identification tag (RFID), which must contain the following information: a.Name of the manufacturer of PV Module b.Name of the manufacturer of Solar cells c.Unique Serial Number & Model No. of the module d.Month and year of the manufacture (separately for Solar cells and module) e. Country of origin ( separately for solar cells and module) f.. I-V curve for the module g. Peak Wattage of the module ,Im, Vm and FF for the module

h. Date and year of obtaining IEC PV module qualification certificate i. Name of the test lab issuing IEC certificate j.Other relevant information on traceability of solar cells and module as per ISO 9000 series RFID shall be mandatorily placed inside the module laminate. A distinctive serial number starting with NSM will be engraved on the frame of the module or screen printed on the tedlar sheet of the module. 1.1 ORIENTATION AND TILT OF PV MODULES Modules shall be North -South oriented at the Tilt Angle of 11° "13° 2. MOUNTING STRUCTURES The PV modules will be mounted on fixed metallic structures of adequate strength and appropriate design, which can withstand load of modules and high wind velocities up to 200 km per hour. The support structure used in the power plants will be hot dip Galvanized Iron (G.I). The "Mounting Structure" should have the following features:

• The modules support structure shall be Mild Steel /hot dipped Galvanized (atleast 120 micron) Iron for holding the PV modules. The size of angle iron should not be less than 50x50x5mm.Each panel frame structure shall be so fabricated as to be grouted on roof on its legs. The legs of the structure shall be fixed and grouted in the PCC foundation column made with 1:2:4 cement concrete. The foundation shall support SPV modules at a given orientation, absorb and transfer the mechanical loads to the ground properly and shall withstand maximum wind speed of 200 km/hr All nuts and bolts should be made of good quality Stainless Steel. The structure should be designed to allow easy replacement of any module. The array structure shall be so designed that it will occupy minimum space without sacrificing the output from the SPV panels. The minimum clearance of the lowest part of the module structure and the developed ground level shall not be less than 500 mm. The minimum clearance required from the parapet wall of the roof & in between row of panels is min 2 feet for cleaning the panels & servicing.

The bidder shall specify installation details of the PV modules and the support structures with appropriate diagrams and drawings. The work shall be carried out as per the designs approved by the procuring entity. 3. JUNCTION BOXES The junction boxes shall be dust proof, vermin and waterproof and made of FRP / Thermo Plastic. The terminals shall be connected to copper bus bar arrangement of proper sizes. The junction boxes shall have suitable cable entry points fitted with cable glands of appropriate sizes for both incoming and outgoing cables

Suitable markings shall be provided on the bus bar for easy identification and cable ferrules shall be fitted at the cable termination points for identification. Each main junction box shall be fitted with appropriate rating blocking diode. The junction boxes shall be of reputed make. 4. POWER CONDITIONING UNIT (PCU) The PCU shall also house MPPT (Maximum Power Point Tracker), an interface between Solar PV array & the Inverter, to maximize Solar PV array energy input into the System. PCU including MPPT & protection conform to IEC 61683/IS 61683, IEC 60068-2(1,2,14,30)/Equivalent BIS Std., 1).DC Array Input Operating Voltage :20% to +15% of the DC Array input voltage in Sl.No. 1 above 2).Type of Solar Charge Controller: MPPT Based Solar Charge Controller 3).Switching device : MOSFET/IGBT based 4).Output Wave Form:Pure Sine Wave Output 5).Total Harmonic Distortion:< 3% with resistive load 6).Output Voltage:230+ 3 % in case of 1 phase PCU 7).Output Frequency:50 Hz. ± 0.5 Hz 8).Power Factor:> 0.9 9).PCU efficiency:> 90% at nominal voltage & power 10).Idle Current:< 4% of rated capacity

11).Regulation: Line regulation & Load regulation - 2 % 12).Overload Features:150% for 1 minute 13).Cooling: Forced Air cooling, with temperature controlled cooling fan 14).Operating :0 - 50°C 15).Relative Humidity:95% Maximum 16).LED /LCD Display Indications:Display shall indicate system functional parameters and protection functional 17).Data monitor and display controls:RS485, Ethernet OR RS232 connectivity 18).Protections:1) Input over voltage 2)Low/high frequency 3) Short circuit 4) Under/over output voltage 5) Over Temperature 6) Grid Input under voltage / over voltage with auto recovery 7) DC disconnect device 8) DC reverse polarity 9) Anti Islanding Protection as per the standard 19).Enclosure Protection:IP 21 (for indoor) as per IEC 529 20).Safety:1. IEC 62103 2. IEC 62109 Part 1 & 2 3. Galvanic Isolation at input & output through transformer

INVERTER: The power conditioning unit/inverter should be grid interactive and also DG set interactive if necessary. Inverter output should be compatible with the grid frequency. Nominal AC O/P voltage and frequency : 415V, 3-ph, 50Hz Accuracy of AC voltage control Output frequency : +1% Output frequency : 50 Hz Accuracy of frequency control : +0.1% Grid Frequency Synchronization range : +3Hz Maximum Input DC Voltage : inverter Dependant Ambient temperature considered : 40˚C Humidity : 95% Non condensing Protection of Enclosure:IP-20(Min) Indoor, IP-65(Min) Outdoor Grid Frequency Tolerance range : +3% Grid Voltage tolerance : -20% & +15% No-load losses : <1% of rated power Inverter efficiency(minimum) : >95% THD : <3%

7. Earthing and Lightning Protection: Earthing: The array structure of the PV yard shall be grounded properly using adequate number of earthing kits. All metal casing or shielding of the power plants shall be thoroughly grounded to ensure safety of the solar power plants. Lightning: The SPV power plants shall be provided with lightning &over voltage protection. The main aim in this protection shall be to reduce the over voltage to a tolerable value before it reaches the PV or other sub system components. The source of over voltage can be lightning, atmosphere disturbances etc 8.INTEGRATION OF PV POWER WITH GRID: The output power from SPV would be fed to the inverters which converts DC produced by SPV array to the AC and feeds it into the main electricity grid after synchronization. In case of grid failure, or low or high voltage, solar PV system will be out of synchronization and will be disconnected from the grid. Once the DG set comes into service PV system will again be synchronized with DG supply and load requirement would be met to the extent of availability of power 4 pole isolation of inverter output with respect to the grid/DG power connection need to be provided.

9.GRID ISLANDING: PV system software and control system will be equipped with islanding protection. In addition to disconnection from the gird (islanding protection i.e. on no supply), under and over voltage conditions will adequate rating fuses, fuses on inverter input side (DC) as well as output side (AC) for overload and short circuit protection and disconnecting switches to isolate the DC and AC system for maintenances as needed Fuses of adequate rating will also be provided in each solar array module to protect them against short circuit. A manual disconnect 4 pole isolation switch beside automatic disconnection to grid would have to be provided at utility end to isolate the grid connection by the utility personnel to carry out any maintenance. 10.OPERATION AND MAINTENANCE MANUAL An Operation and Maintenance Manual, in English and Tamil, should be provided with the solar PV power plants. The following minimum details must be provided in the Manual: About Photo Voltaic & PV Module Clear instructions about mounting of PV module. About electronics used in

DO's and DONT's, Clear instructions on regular maintenance and Trouble Shooting of the power plants. Name & address of the person or Centre to be contacted in case of failure or complaint. The equipment/materials and the whole system should be operated by trained personnel of the purchaser after giving training. The periodical maintenance, cleaning of the Solar Panels should be done by the firm/Supplier/Contractor for a period of five years. 11.Grid – Tie Solar PV System i)Solar PV Modules ii)Structure for mounting modules iii)Inverters iv)Cabling to PV module to Inverter (a)Bench mark cost (MNRE) Rs. 100/per wattp (b)MNRE Subsidy: 30% (c)Cabling for grid interaction (d)Segregation of mains (e)Installation and Commissioning (f)Periodical inspection, cleaning of panels and maintenance of the system for five years

12.WARRANTY (i) Solar panel at 90% efficiency- 10 years (ii)Solar panel at 80% efficiency- 25 years (iii)All other equipments - 5 years WARRANTIES & GUARANTIEES: The goods supplied under this contract are new, unused, of the most recent or latest technology and incorporate all recent improvements in design and materials. This warranty will also be covering the rectification of any and all defects in the design of equipment, materials and workmanship including spare parts for the guarantee period specified by MNRE/TEDA from the date of commissioning. All the Guarantees/Warrantees of the different components will be transferred to Owner of the project 13. Make of the Components (i)Indigenous MNRE approved Multi Crystalline modules – Tata Power/Emvee/Alpex/Su-Kam/Vikram/Equivalent. (ii)Off grid Inverter (PCU) – Refusol /SMA / Schneider/Su-Kam/VISPRA//Equivalent.

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