Provn of OFF Grid roof top solar system at Messes at 17 FBSU under GE AF Trivandrum

Amount

SCHEDULE 'A'

M&L for Designing, topographic survey of site and design of OFF GRID roof top solar plant of capacity 36 kWp (AC) including civil/ electrical infrastructure size as designer recommendation with housing inverter, electrical / electronic equipment associated with solar plant as per latest IS duly vetted from government approved vetting authority. Supply, installation erecting fabrication and testing and commissioning of Solar Plant as per approved design at Air Force Station Trivandrum comprising of following as per latest IS sub-components/sub-systems and meeting the specifications as given in Sr No 2 to 7.(Location -24KWp - Offrs Mess & 12KWp- Air mess No 1) (Solar panel of capacity 545 watt MONOPERC HALF CUT cell type-72 Nos) Note :- (i) Technical requirements / Standards for SPV systems/Plants to be deployed as perMinistry of New and Renewable Energy are mandatorily to be complied within the design. Some of these are narrated here-in- after. For other details web site/Publications of MNRE may be referred. (ii) No China make item shall be incorporated in this work.

SOLAR PV MODULES: (a) The PV modules must conform to the latest edition of any of the following IEC/ equivalent BIS Standards for PV module design qualification and type approval: (i) Crystalline Silicon Terrestrial PV Modules : IEC 61215 / IS14286 (ii) Thin Film Terrestrial PV Modules : IEC 61646 / Equivalent IS (receipt of teneder) (iii) Concentrator PV Modules & Assemblies : IEC 62108/Equivalent IS. (b) In addition, the modules must confirm to IEC 61730 Part 1-requirements for construction & Part 2- requirements for testing, for safety qualification or Equivalent IS PV modules corroisive atmosphere : IEC-61701 / BIS 61701 and PV modules in sandy environment : IEC-600068-2-68 (c) Each PV module must use a RF identification tag (RFID), which must contain the following information: (i) Name of the manufacturer of PV Module (ii) Name of the Manufacturer of Solar cells (iii) Month and year of the manufacture (separately for solar cells and module) (iv) Country of origin (separately for solar cells and module)- Made in India only

(v) I-V curve for the module (vi) Peak Wattage, Im, Vm and FF for the module (vii) Unique Serial No and Model No of the module (viii) Date and year of obtaining IEC PV module qualification certificate (ix) Other relevant information on traceability of solar cells and module as per ISO 9000 series. (x) Other relevant information on traceability of solar cells and module as per ISO 9000 series. (xi) Each solar panel capacity should not less than 545 watts MONO PERC HALF CUT cell type , Low iron temperd glass 3.2 mm thick made of anodised aluminium alloy (6063, temper T5 silver colour, junction box comfirming to IP 68. Make: VGUARD (HSN Code:85414300)/ Havells or equivalent make approved in MNRE. NOTE: RFID shall be mandatorily place inside the module laminate.

(d) PV modules must qualify (enclose test reports/ certificate from IEC /NABL accredited laboratoy) as per relevant IEC standard. Additionally the performance of PV modules at STC conditons must be tested and approved by one of the IEC/NABL Accredited Testing Laboratories including Solar Energy Centre. Qualification certificate from IEC/NABL accredited laboratory as per relevant standard for any of the higher wattage regular module should be accompanied with the STC report/ certificate. For details of Test Labs refer Ministry of New And Renewable Energy website. The report submitted should not be older than 5 years. (e) PV modules used in solar power plants/ systems must be warranted for their output peak watt capacity, which should not be less than 90% at the end of 14 years and 80% at the end of 30 years. If not then the SPV will replace immediatly without any cost. (f) The BOS (BALANCE OF SYSTEM) items / components of the SPV power plants/ systems deployed under this project must confirm to the latest edition of IEC or equivalent BIS Standards/ MNRE specifications / as specified at Para 1.02 of MINIMAL TECHNICAL REQUIREMENTS / STANDARDS FOR SPV SYSYTEMS / PLANTS TO BE DEPLOYED DURING this F.Y. UNDER THE PROGRAMMES OF MINISTRY OF NEW AND RENEWABLE ENERGY available on MNRE wibsite. (g) Test certificates / reports for the BOS items/ components can be from any of the NABL/ IEC Accredited Testing Laboratories or MNRE approved test centres. The list of MNRE approved test centres will be reviewed and updated from time to time. The list as applicable as on last date of receipt of tender shall be treated as applicable for this tender. (h) The mechanical structures, electrical works including power conditioners/ inverters/charge controllers/ maximum power point tracker units/ distribution boards/ digital meters/ switchgear/ storage batteries,etc. and overall workmanship of the SPV power plants/ systems must be warranted against any manufacturing/ design/ installation defects for a minimum period of 12 years.

Note: The specific attention of designers and vetting authorities is invited towards the fact that adequate protective measures shall be adopted suitably in design to avoid damage to PV cells. The loaction for proposed work is 17FBSU,AF Trivandrum and availabe roof top in two defferent bldgs ie. Officers Mess and Airmen Mess No 1.

SPECIFICATIONS: (a) Silicon Crystalline SPV cells shall be used in the Solar Photovoltaic module. PV panels should be of any make approved by all of the agencies simultaneously i.e. MNRE and SECI and NISE. The Department reserve the right of making independent inquiry with MNRE, SECI and NISE as regard appraisal of the proposed make and in case of any adverse observation/ reservation on the proposed make from any one of the make shall not be allowed. (b) Peak power rating of the module shall not be less than 545 Wp. (c) The module efficiency shall be more than 16% at standard test condition and the cell should have minimum fill factor of 0.7 . It shall be made of high transmissive glass and front surface shall give high encapsulation gain. (d) All materials used shall have a proven history of reliability and stable opertaion in external application. It shall perform satisfactorily in relative humidity up to 85% ±5% with temperatures between (-) 40ºC and (+) 85ºC and shall withstand gust up to 180km/hour on the surface of the panel. Each and every SPV module shall be checked for conformity with relevant standard and no negative tolerance shall be accepted. General requirements for PV module: (a) Module shall be manufactured in India. Module shall be made up of half cut mono perc silicon cells as per contractor own design and as per vetting by IIT/NIT. (b) The interconnected cells shall be laminated in vaccum to withstand adverse environmental conditions. (c) The module frame is made of corrosion resistant materials, perferably having aluminium anodized finish with suitable min thickness as per designer. (d) The minimum clearance between the lower edge of the modules and the developed roof level shall be 400 mm. All the panels shall have provision to tilt angle of the latitude of the proposed location. recommended 9 degree angle facing through south.No chipping and drilling allowed on the roof. (e) Surge arresting device to be provided at junction box and module shall be provided with bypass diode.

(f) The bidder shall carefully design and accommodate requisite numbers of the modules in the available area as per topography to achieve the rated power in his bid. (g) The SPV module must be IEC 61215 and IEC 61730 Part I and Part II certified from any of the accredited certifying agencies. (j) The bidder shall provide the sample solar PV module electrical characteristics including current-voltage (I-V) performance curves and temperature coefficients of power, voltage and current. (k) The module shall be provided with a junction box with either provision of external screw terminal connection or sealed type and with arrangement for provision of by-pass diode. The box shall have hinged, weather proof lid with capative screws and cable gland entry points or may be of sealed type and minimum IP65 rated.

OFF GRID INVERTER : Design, supply, installation, testing & commissioning Solar off Grid Connected multistring type Inverter of capacity 6KW single phase x 6 Nos and designed capacity to give maximum yield for installed capacity , single phase , AC operated complete with following features complete all as per specified and directed following datas/ details . Make: V-GUARD Part No: SOLSMART 8750/ Havells or equivalent make approved in MNRE and BIS certified. Product Specification : (i) Capacity - 7500 VA/6000 W (ii) Peak inverter efficiency at Full load = > 85% (iii) Cooling - Forced Air Cooling (iv) Protections in Mains Mode- Input mains voltage low / high cut off, Input mains frequency low / high cut off, Over temperature, Battery over charging (v) Integrated BYPASS Switch (vi) Working range - Normal Mode/Equipment Mode/UPS Mode (vii) Operating DC Voltage - 120 VDC (10 Batteries) Solar Charger (i) Max recommeded PV power 6600 Wp (ii) Solar PV Maximum Voltage = 190 VDC +/- 10 VDC (ii) Protections - Solar PV reverse, Solar PV over voltage, Over temperature (iii) Solar PV Maximum current = 50A +/- 3A Display Parameters (i) OLED Display (ii) LCD Display (iii) Touch Control Monitoring System (i) Remote monitoring (ii) Centralized Monitoring through Wi-Fi

Smart App (i) CONTROL UPS FROM YOUR PHONE (ii) Shows overall status of the product related battery, solar, mains load performance (iii) UPS power ON / OFF can be controlled using the App (iv) Real time solar generation available. (v) monitor solar savings details of Today, Yesterday and Total based on solar utilization. (vi) Next 5 days weather forecast (vii) Enables user to run high capacity loads during mains failure for a defined duration. (viii) Provides graphical representation of running load on the DUPS. (ix) Provides power failure history for last 7 days. Protection device (i) DC reverse polarity protection , DC switch , insulation resistance monitoring, AC short circuit protection, , Ground fault monitering , Grid monitering , Anti islanding protection, residual -current monitering unit, shall be integrated and SPD shall be provided for DC/ AC surge protection.

MOUNTING STRUCTURE :- (a) Suitable mounting structue for SPV module shall be providedas per design criteria considering live load, dead load, wind load of 180Km/Hr etc.and as per condition of roof slab/ foundation of existing bldgs by a approved structural Engineer and approved/ vetted by GE. "(b) The base columns shall be made with reinforced cement concrete as per design based on site related data. (c) The frames and leg assemblies of the array structures shall be made of MS hot dip galvanized. Minimum thickness of galvanization should be at least 80 microns. (d) All fasteners shall be of Stainless steel - SS 304. Nut & bolts, supporting structure including module Mounting Structures shall have to be adequately protected against costal climatic condition. (e) 100% Indigenous company

Note for Ser No 02 to 2.09 : (i) SPV panels and OFF-Grid tie-inverter should be in same OEM. (ii) Warranty: Contractror shall provide 12 years product warranty on material and workmanship for SPV & Inverters and 30 years onsite service and power output warranty for the equipments from the OEM. (iii) Service Support: On-site service support within 24 hours by OEM authorized service centre with at least 05 years of experience. (iv) If performance of the SPV is not achieved with the permissible limit, Contractor shall bound to replaced the same with same make/model and no extra payment will made in this effect.

Supply,Install and testing of C10 lead acid tubular battery 150 AH with 5 years replacement warranty with battery stand. Make- Excel/Amaron

Supply, fabricate, install, test and commissioning AC DB outdoor type powder coated, weather proof,dust proof,vermin proof made out of 180mm x 130mm in ABS/PC enclosure, front openable door, locking arrangement, including suitable working space in AC DB busbar chamber, cable box chamber including copper coated aluminium busbar of 630 amps capacity / bus raisers suitable capacities with PVC sleeves/ tape RYB colours for phases identification,including all bus raiser shall be extend upto cable box chamber fixed on fibre insulation for RYB & neutral to all out going cable, confirming to IP-65 and fixed on wall / floor with control wiring with comprissing cable gland brass, copper lugs etc. and compressing the following. (i) AC SPD 280VAC 40KA,TYPE 2, 2 POLE-6 Nos (ii) Transparent Enclosure with IP 65 protection - 6 nos (iii) 32A 2P MCB - 6 Nos (iv) Indication lamps -01 Set

Supply, fabricate, instll, test and commissioning DC DB outdoor type powder coated, weather proof,dust proof,vermin proof made out of 240mm x 180mm ABS/PC enclosure openable door, locking arrangement, including suitable working space in DC DB busbar chamber, cable box chamber including copper coated aluminium busbar / bus raisers with PVC sleeves/ tape RYB colours for phases identification,including all bus raiser shall be extend upto cable box chamber , confirming to IP-65 and fixed on wall / floor with control wiring with comprissing cable gland brass, copper lugs etc. and compressing the following. DC SPD 600 VDC Type2 40kA, 2 pole - 6 nos 500VDC 63A DC MCB -06 Nos Bullet fuse with fuse holder 30 A - 18 Nos Transparent Enclosure with IP-65 Protection - 06 Nos Note for Item ser No 4 & 5 :- 1. The cost of AI thimbles / lugs/clamps/fastner and cable gland/ cable tie/ saddle of any sizes etc are deemed to be included in the item rate.

Supply & laying XLPE insulated, armoured heavy duty electric cable with copper conductor, 1100 volts grade, in trench/ in pole/ in duct of sizes 6 Sqmm x 3 core

Supply & laying XLPE insulated, armoured heavy duty electric cable with copper conductor, 1100 volts grade, in trench/ in pole/ in duct of sizes 10 Sqmm x 3 core

Supply & laying UV coated 10Sqmm DC Copper cable (FR) as per OEM instructions. Note:- rate of clamp/cable tie,saddles etc are deemed to be included in the item rate.

M&L for earthing complete with copper earth plate electrode 60cmx60cmx3.15 mm thick, buried directly in ground (earth pit not less than 2.25 mtrs deep below ground level) with top edge of the plate not less than 1.5 mtrs below normal ground level, connected to copper strip 20x3 mm mm as earthing lead by means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in electrical plate No 3 in SSR connected to earting test point all as specified or indiealed complete with excavation & earth work, PCC pit in cement concrete 1:2:4 type B1 with 50mm thick RCC cover (grade M-15) having suitable handle (10mm MS Rod) 20mm dia GI medium grade watering pipe with GI funned with wire mesh 40mm bore GI pipe (light grade) forprotection of earth lead conductor all as directed and testing on completion

Supply and fixing cable tray with roofing of size 100mmx 50 mm size Hot dip GI/Anodized Aluminium material all as specified.

NOTE : FOR ITEM NO 2 TO 10 (i) CABLES & WIRES:- All cables and wire required to make the system fully functional with adequate reserves to be provided. The laying of cables will be as per standard norms to include excavation in trenches, sand cushioning and brick protection cable cover / cable tray where ever required to lay the cables. The laying of wires will be as per standards including mild steel conduct etc. (a) Conductor material: Annealed tinned flexible copper conductor (b) Max. PV system voltage (D.C):1800 Volts (c) Ambient temperature range : -40 deg c to +90 deg c (d) Max. conductor Temperature at termination of short circuit:250 deg c (e) Type of conductor: As per Class 5 according to EN 60228/ IEC 60228 (f) Insulation material: Chemically cross linked XLPO (g) Type of insulation: According IEC 60502-1, EN-50363-1 (h) Nominal thickness of insulation : 0.80mm (j) Outer sheathed material: Chemically cross linked XLPO (ii) Feasiblity clearance from state electricity board: Rate quoted by bidder is inclusive charges for feasiblity clearance and laising with the state electricity board for in-time progress of the job. Contractor is bound to submit all the relevant documents as required for feasibily clearance from KSEB.

(iii) SPV registration: Rate quoted by bidder is inclusive charges for SPV registration through offline / online in KSEBL website with all connected documents.Contractor is bound to submit (offline/online) all the relevant documents as required for Solar Power Generation system registration in KSEB. (iv) Solar meter & Bi-directional meter: Supply HT Net meter/ Bi-directional meter & solar meter and deposite to KSEB TMR div for testing and calibration and taken back to site for installation. Note: Contractor will resposible for deposite the bi-directional meter (as per existing capacity) in TMR divison alongwith authority getting from MES and deposite testing fees to KSEB. NO extra payment will be made in this effect. (v) Inspection of SEB electrical Inspector: Rate quoted by bidder is inclusive Electrical inspactrate inspection charges to State electricity department by Sr Electrical Inspector. Contractor is bound to arrange all the documents/ inspection reports/ test sheets in prescribed formate by KSEB on thier official website & pay charges for inspection after successfully installation of the solar power generation systems. No extra payment will be made in this effects. Note : After successfully installation of system, Contractor will submit inspection reports duly signed by Chief Electrical Inspector of KSEB to MES . If the Power will not generted at a correct level /limit , a panelty will be charged against contractor decided by accepting officer

(vi) GENERAL NOTES : The items of work mentioned in item 2 to 2.10 of this schedule shall be executed as per following:- (a) The above item shall be quoted and executed on roof top based on Contractor’s own design on Performance Guarantee Basis. The Performance Guarantee is related to achieving the 36 KWp generation with specified efficiency and efficacies. The Contractor shall also be responsible for desired operational efficiency and desired efficacies of the System during its life cycle of minimum fifteen years. (b) The design shall be got vetted from any one of the following agencies(Approved Agencies):- (i) National Institute of Solar Energy (NISE). (ii) Sardar Swarn Singh National Institute of renewable energy (iii) Solar energy corporation of India(SECI). (iv) The indian renewable energy development agency (c) The successful Contractor shall submit the following document duly vetted by any one of the approved agency, within Four weeks of placement of work order for approval of Accepting Officer. (i) Design Calculations : The tenderer should work out design based on the conditions prevalent at Air Force Station Trivandrum ground situation and site conditions as existing. (ii) This shall be self contained and self explanatory representation of layout of equipments and sub-system. The dimensioned drawing of the site of work cleary marked with all subsystems components etc shall be submitted.

(iii) Schematic Diagram of the electrical system: This shall contain specifications, sizes, current, voltage and fault levels rating of all cables, switch gears and instrumentation & control systems and all metering and interlocking etc. (iv) The installed capacity of PV Panels shall be 10% more than the planned capacity keeping view of losses. (v) The design drawings and other technical details submitted by the successful contractor, along with all calculations, drawings, technical write ups etc shall become department property. Department may use these subsequently as deemed necessary. The contractor shall have no claim on these document and their subsequent use by the department. (d) During execution the contractor must engage experienced engineer in the same field for supervision, monitoring and execution. The contractor shall certify that execution of the work has been done satisfactorily. The contractor shall certify that the work has been executed in accordance with vetted and approved design. All cost and charges for engagement of consultant shall be born by the contractor. (e) Department will give completion of the work to the contractor only on the basis of basis of completion report submitted by the consultant engaged by the contractor for design. (f) After Execution of project the contractors will verify generation of electricity as per vetted design in the PVSYST/PVSOL report submitted and connection of the same with existing power supply network. (g) The contractor shall ensure suitable arrangement for solar PV panels."

Making connection of PP-R distribution branch with PP-R main of following sizes by providing and fixing tee including cutting and making fusion joint etc. of 16 to 40mm dia.

Unplasticised PVC pipes of 25mm bore,pressure rating 10 kgf/cm2 fixed complete to walls, ceilings or in floors etc., any type of pipe

Supply and fix Gun-metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe and fixed of dia 25 mm all as specified

Ball brass valves, high pressure, with polythene float and flynut complete, screwed for iron pipe or brass ferrule and fixed dia 25 mm all as specified

Supply,hoisting and fixed in position rotational moulde polythelene water storage tank three layer cylindrical vertical with closed top of capacity 500ltr

Bib taps, cast copper alloy with crutch or butterfly handle, screwed mdown, screwed for iron pipe or for brass ferrule and fixed of size 15 mm

Supply & fix single pointed air termination aluminium rod 12mm dia, 300 mm long mounted on medium grade GI pipe of dia 50mm, 2 Mtr long including fixing on roof with PCC/clamps all as specified and directed.

Test point terminal block made of gun metal or phosphorus bronze size 75x75x25mm drilled and screwed including 3 nos. 8mm dia 25mm long hex. head screw all as specified and directed.

Supply and fix HOT press moulded SMC junction/ terminal box of size with internal diamensions of not less than 200x140x95 mm ( make Sintex Part No GSJB 2014) with hinged door, incl 01 No 4 way connector providing suitable of size of cable lugs/ glands, fixed on walls by means of clamps made out of PVC box all as specified.

M & L for copper strip 25mm x 3 mm complete with saddles and fixing screws for roof conductor and down conductor above ground all as specified.

Supply and fix Mechanical chage over switch 3 phase 415 volt 63A 04 pole complete all as specified.

Total of Schedule 'A'

M/s SAAR ENGINEERS

B5BUILDING SOLUTIONS