PROVN OF ROOFTOP SOLAR POWER PLANT 75KW AT DWARKA (TECH AREA AND DOMESTIC AREA) AND 75 KW AT KHAMBHALIYA UNDER GE (AF) JAMNAGAR NO 2

Design, supply, erection, installation, commissioning and testing of Roof Top solar photovoltaic power plant (ON-GRID) on existing building at Dwaraka of capacity totalling to 75 KW fixed tilt type, and power evacuation at 415V 3 phase system all as per guidelines/ norms issued by MNRE & Indian metrological Deptt approved solar radiation data viz direct normal irradiance, global horizontal irradiance etc and complete comprising with the following as refer under srl No 2.01 to 2.64. Note :- 1. Totaling to 75 KW solar SPV plants to be installed at Domestic and Tech area of Dwaraka stn .Quoted rate is deemed to be inclusive of carrying out shadow analysis prior to installation work at Dwarka station all as directed by Engr-in-Charge. Contractor has to get prior approval of Schematic Solar design by GE. 2. The cost is deemed to be inclusive of providing Energy meter , invereter cables, inverters, array junction box, ACs DBs and LT cables from inverter to ACDB etc all is associated accessories for Tech and Domestic area . 3. The size and quantity of inverters shall be worked out as pe approved shadow anlalysis report and the same shall be submitted and approved by Engr-in-Charge prior to installation works. 4. The contractor shall submit the scheme with clearly indicating the number of panels installed at roof top, array junction box capacity and number of inverters to be installed as per shdow analysis and availability of space, DC DB's ACDBs alongwith all connected cables etc, before execution of work.

Design, supply, erection, installation, commissioning and testing of Roof Top solar photovoltaic power plant (ON-GRID) on existing building at khambaliya of capacity totalling to 75 KW fixed tilt type, and power evacuation at 415V 3 phase system all as per guidelines/ norms issued by MNRE & Indian metrological Deptt approved solar radiation data viz direct normal irradiance, global horizontal irradiance etc and complete comprising with the following as refer under srl No 2.01 to 2.64 . Note: 1. Totaling to 75 KW solar SPV plants to be installed at Khambhaliya stn .Quoted rate is deemed to be inclusive of carrying out shadow analysis prior to installation work at Khambhaliya station all as directed by Engr-in-Charge. Contractor has to get prior approval of Schematic Solar design by GE. 2. The cost is deemed to be inclusive of providing Energy meter , invereter cables, inverters, array junction box, ACs DBs and LT cables from inverter to ACDB etc all is associated accessories. 3. The size and quantity of inverters shall be worked out as pe approved shadow anlalysis report and the same shall be submitted and approved by Engr-in-Charge prior to installation works. 4. The contractor shall submit the scheme with clearly indicating the number of panels installed at roof top, array junction box capacity and number of inverters to be installed as per shdow analysis and availability of space, DCDB's ACDBs alongwith all connected cables etc, before execution of work.

Roof Top Solar Photovoltaic plants shall be comprising with the following as under at srl no 2.01 to 2.64 :- (A) Solar PV modules :- Solar PV modules capable for total power plant capacity of Solar PV Array shall be totalling to 75 KW electricity at 415V 3 Phase system with PV Module capacity not less than 545Wp. Make- make of SPV shall be as per approved list of module manufacturers from MNRE (Made in India).

Cell type : 125x125/156x156 mm Mono Crystalline silicon, frame Anodized aluminum, module efficacy – 13.7/14.1/14.4/14.7/16, nominal cell operating temperature 46 degree. The solar cells shall have surface anti-reflective coating to help to absorb more light in all weather condition.

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: Mono/ Equivalent IS (if available as on last date of receipt of tender) In addition, the modules must conform to IEC 61701 Salt mist corrosion testing, IEC 62804- Certification for PID resistance ,IEC61730 Part1-requirements for construction & Part2-requirements for testing, for safety qualification or Equivalent IS.

The net rated and certified capacity of solar PV array capacity at Standard Testing Conditions (STC) should not be less than allocated capacity KWP i.e 75 KWP DC and should comprise of solar crystalline modules of minimum 545Wp and above wattage. Module capacity less than minimum 545 watts shall not be accepted.

Protective devices against surges at the PV module shall be provided. Low voltage drop bypass diodes shall be provided.

To connect the solar modules interconnection cable shall be provided. Photoelectric conversion module-efficiency shall be greater than 16.0%. Modules shall be made of hight transmittivity glass front surface giving high encapsulation gain and silicon rubber edge sealant for module protection and mechanical support. PV Module shall be interconnected by MC-4 connector. The interconnection cable of PV Module must confirm NEC standard "USE-2 or RHW-2".

It shall perform satisfactory in relative humidity upto 85% and temperture between 0 to 60 degrees. It shall be able to withstand wind gusts as per the relevant wind code applicable for site condition.

PV modules used in solar power plants/ systems must be designed for their output peak watt capacity, which should not be less than 90% at the end of 10 years and 80% at the end of 25 years. PV modules shall have product warranty of 10 years after completion of work Contrator shall obtain the warranty certificate from the manufacturer. Mono Crystalline silicon SPV cells shall be used in the Solar Photo voltaic module. SPV modules should be essentially indigenously manufactured (manufactured in India). The make of SPV shall be as per approved list of module manufacturers from MNRE (Made in India)