PROVN OF ROOF TOP SOLAR PLANT IN 52 MED REGT AT MIL STN BHUJ UNDER GE ARMY BHUJ

Amount

Supply installation, erection, testing and commissioning of ON Grid Type Solar grid interactive solar photovoltaic power plants with cumulative capacity of 40.12 KW on roof top of building suitable for installation on flat roof with control panel of grid interactive type including all connected items such as SPV Panels, inverter all electrical cable, module monitering structure, Earthing, Discom and Not metering charges and any other item required for solar plant. TECHNICAL SPECIFICATION OF THE SYSTEM : Complete cost to met the Technical specification mentioned below will be deemed to include in the quoted rate by the contractor for Item rates Technical: 1. Only IEC certified Multi crystalline silicon PV modules as per MNRE/MES approved to be used in the system. 2. As per MNRE/MES approved. 3. Complete electrical, mechanical and civil engineering work of the SPV plant. 4. Testing and Acceptance of complete system at site by Engr-in-charge and GE in presence of rep of Contractor 5. Installation, testing and commissioning of the plant. 6. Supply plant technical manuals and user O&M manuals. 7. Provide ‘as built’ PV array site plan, electrical line diagram, structure installation drawings, wiring and Earthing diagrams, control room installation drawing. 8. Carry out Operation, Maintenance and Monitoring of the plant for two year under warranty. 9. Provide in‐house training in operation, testing, monitoring and maintenance of the plant to the rep of MES in the presence of Engr-in-charge and GE. 10. Compliance with health and safety issues. 11. Compliance with electricity distribution network.

12. Solar PV Modules • The solar photo-voltaic module of minimum 230 Wp power output under STC to be provided with high efficiency. • As per MNRE/ MES approval. • It should have rugged design to withstand tough environmental conditions and high wind speeds. • PV modules must be warranted for their output peak watt capacity.. • The PV module should be IEC 61215-Ed 2 & 61730-1&2 / UL certified and with MNRE (GOI)-SEC test certificate or from other accredited / approved labs. For modules to be used in a highly corrosive environment throughout their lifetime they must qualify for IEC 61701. • 13. Inverter: • Inverter shall be of the highest power quality. • String inverters with Maximum power point tracking (MPPT) shall be used with power plant. • The sine wave output of the inverter shall be suitable for connecting to 415V, 3-phase AC LT grid. • Grid islanding protection, suitable DC/AC fuses/circuit breakers and voltage surge protection. Fuses used in the DC circuit shall be DC rated. • The inverter shall have internal protection against any sustained faults and/or lightening in DC and mains AC grid circuits. • The peak inverter efficiency inclusive of built-in isolation transformer shall exceed 96%. • The kVA ratings of inverters for various PV systems should be chosen as per the PV system wattage.

• Inverter shall provide display of PV array DC voltage, current and power, AC output voltage and current (All 3 phases and lines), AC power (Active, Reactive and Apparent), Power Factor and AC energy (All 3 phases and cumulative) and frequency. • The inverter shall include adequate internal cooling arrangements for operation in a non‐AC environment. • Total Harmonic Distortion (THD) should be less than 1%.

• Adequate spacing shall be provided between two panel frames and rows of panels to facilitate personnel protection ease of installation, replacement, cleaning of panels and electrical maintenance. • PV array shall be oriented in the south direction at a tilt angle of 30 degrees or other suitable angle in order to maximize annual energy yield of the plant. • PV panel frames shall be fixed and grouted to RCC blocks, which in turn shall be secured to terrace structure in a seamless manner with no impact on waterproofing of the existing terrace structure. Additional waterproofing shall be provided in the areas where RCC blocks are secured onto the terrace. • Ample clearance shall be provided in the layout of the inverter and DC/AC distribution boxes for adequate cooling and ease of maintenance.

16. Mechanical • The height of each PV panel structure shall not exceed 3m above the terrace level. • Array support structure shall be fabricated using corrosion resistant GI or anodized aluminium or equivalent metal sections. • Array support structure welded joints and fasteners shall be adequately treated to resist corrosion. • The support structure shall be free from corrosion when installed. • PV modules shall be secured to support structure using screw fasteners and/or metal clamps. Screw fasteners shall use existing mounting holes provided by module manufacturer. No additional holes shall be drilled on module frames. Module fasteners/clamps shall be adequately treated to resist corrosion. • Adequate spacing shall be provided between any two modules secured on PV panel for improved wind resistance.

17. Electrical • Building allocated to the LT distribution grid circuit of the sub-station at 415 V 3 phase 50 Hz AC. • LT distribution grid specifications 415V +/-5%, 50Hz and frequency variation as per IE rules. • The inverter output shall be connected to LT line prior to the LT distribution board. The mandatory islanding protection provided by inverter shall isolate the inverter from the LT line in the event LT mains supply is not available. • The time of day (TOD) 3 phase, digital AC load energy meter shall be installed in the Main Distribution Box to monitor energy drawn by building load. • The time of day (TOD) 3 phase, digital AC energy meter shall be installed in the AC distribution box to monitor energy generated by Solar PV power plant. • The load energy meter operation shall be completely independent of the plant AC energy meter. • The energy meters shall be provided with communication interface and necessary data cables.

18. Data Acquisition System • Metering and Instrumentation for display of systems parameters and status indication to be provided.• All major parameters available on the digital bus and logging facility for energy auditing through the internal microprocessor and read on the digital front panel at any time) and logging facility (the current values, previous values for up to a month and the average values) should be made available for energy auditing through the internal microprocessor and should be read on the digital front panel. The following parameters are accessible via the operating interface display in real time separately for each of the power plant: - AC Voltage. - AC Output current. - Output Power - Power factor. - DC Input Voltage. - DC Input Current. - Time Active. - Time disabled. - Time Idle. - Power produced • String and array DC Voltage, Current and Power, Inverter AC output voltage and current, AC power, Power Factor and AC energy (All 3 phases and cumulative) and frequency shall be monitored.

20. General Technical Specifications • Earthing: The structure of the PV arrays will be grounded properly using adequate number of earthing kits all as specified by the manufacturer. All metal casing / shielding of the plant shall be thoroughly grounded to ensure safety of the solar systems. • Lightning: The SPV systems shall be provided with lightening protection. • All wiring / cables should be in proper conduit or suitable casing and wires should not be hanging loose. • All cable should route in GL trays with covers for protection. All connections are to be made through suitable cable/lug/terminals; crimped properly & with use of Cable Glands. • Switches / Circuit Breakers / Connectors-safety IS/ IEC 60947 part I, II & III, EN 50521 • Fuses to be provided to protect against short circuit conditions. • Details of solar power system design and layout for all systems may be submitted by the manufacturer. • The overall system should have 2 year guarantee. PV modules with 25 years standard performance guarantee from the date of handing over after successful commissioning. • All the components of the systems viz. PV modules, Electronics, etc should have type approval / test certificates as per latest IS guide lines • All components and materials used in the system should be of good quality & conform to the BIS / IEC standards / specifications, wherever available / applicable. • The system should have number plate with name & logo of the manufacturer and the month / year of installation. • Operation and Maintenance / Instruction Manual (with Do’s and Don’ts) in English & Hindi to be provided with system.

• The contractor shall provide Fire extinguishers in accordance with BIS codes for electrical short circuit fires. • Danger boards should be provided as and where necessary as per IE Act./IE rules as amended up to date. • Solar PV power of different locations is to be fed to 415 V grid distribution system. Tentative layout for feeding power to the grid is indicated in the drawings. 21. GUARRANTEE AND MAINTENANCE • The Contractor should provide two year guarantee for smooth functioning of the system and any expenses on this account will be borne by the contractor under guarantee period of 1 year under the quoted rate. • The down time of the equipment should not be more than three days else the Guarantee period will presume to be extended by period twice of the total down time. 22. TRAINING TO OFFICIALS • The contractor should provide in-depth training about the installation, operation, and maintenance of the system to the rep of the Engr-in-charge / GE. 23. SPARES AND CONSUMABLES • The contractor should submit a list of critical spares of operating the systems for 20 years before completion. • After completion of installation & commissioning of the power plant, necessary tools & tackles are to be provided free of cost by the contractor for maintenance purpose. 24. DOCUMENTATION • O&M manuals are to be supplied by the contractor. contractors shall provide complete technical data sheets for each equipment giving details of the specifications. • The contractor should provide one set of detailed manuals for operation, principle of working, servicing and maintenance of the system including all block diagrams and detailed circuit diagrams. • The source code of software may also be provided on CDROM. Soft copies of all manuals should also be provided on a CDROM.

25 Important Requirements: • The Solar PV array shall be installed on existing terrace of the building using fixed PV array support structure. The work shall be executed all as directed by Engr-in-charge and GE. • Any masonry or construction work must be carried out with full precaution as the site is already inhabited. Construction environment should be kept clean and tidy. • The PV Panel shall feed AC power to the Low Tension (LT) distribution grid power supply of the building for captive power consumption. • A certificate will be issued by the manufacturer that the operating life of the plant shall be minimum 25 years. • The plant shall monitor solar generated energy using plant AC energy meter independent of load energy monitoring. • The plant shall consist of PV array, fixed PV array support structure, String/Array combiner boxes, DC cabling, DC distribution box, PCU, AC cabling, AC distribution box, plant AC energy meter, load energy meter and data acquisition system. • The individual string/array combiner boxes and DC cabling shall be installed on existing terrace of the building. • The individual DC and AC distribution boxes, DC and AC cabling, energy meters and data acquisition system shall be installed in the existing room/open space provided in the building all as directed by Engr-in-charge.

24. Liason with PGVCL/ state electricity Board • The contractor shall approach to PGVCL/SEB for obtain permission for roof top solar plant and also shall submitted online application or any other requirement from PGVCL/SEB. • Contractor shall deposite the amount required by PGVCL for obtaining permission for installation of solar plant and agreement charges. If any to the PGVCL/SEB. • All other charges such as net metering charges, GERL connectivity charges, GERA registration charges etc shall be borne by the contractor. . All charges shall be deemed to inclued in the quoted rate and no extra payment shall be given to contractors.

Supply and fixing rotational moulded polyethy lene water stroge tank (cylindrical vertical with closed top ) hoisted and fixed in position all as specified in SSR part I. of size 10000 Ltrs complete all as specified and directed.

Supply and lay UPVC pipe Sch 40 supplied and laid complete including fitting 100 mm (4") dia complete all as specified and directed.

Supply and lay UPVC pipe Sch 40 supplied and laid complete including fitting 25 mm (1") dia complete all as specified and directed.

Excavation in trenches in soft/loose soil , not.exc 1.5 mtr wide and not.exc 1.5 mtr deep and getting out in soft/loose soil for laying of cable/foundation of pole and stay etc complete all as specified and directed.

Returning filling including spreading, levelling, watering and well ramming in layers n.exc 25 cm complete all as specified and directed.

Removing excavated materials not exceeding 50 mtr and depositing where directed at a level not exceeding 1.5 mtr above ground level from starting point complete all as specified and directed.

S & F in repair UPVC Ball valves with operating handle (stop valve) of size 50 mm dia complete suitable for fittings with ASTM - 1785, Schedule 40 UPVC pipes complete all as specified and as directed.

S & F in repair UPVC Ball valves with operating handle (stop valve) of size 25 mm dia complete suitable for fittings with ASTM - 1785, Schedule 40 UPVC pipes complete all as specified and as directed.

M&L for Construction of block masonery valve chamber of size 900 x 900 x 900 MM (internal dimension) (above GL 0.30 mtr) suitable for fixing of sluice valves, 15cm thick foundation using PCC 1:4:8 type D-2 over 15cm thick hardcore of broken stone, 23cm thick brick walls built in cement and sand mortar 1:4, 15mm thick internal and external plaster including top of floor in cement and sand mortar 1:3, 15mm thick, finished even and smooth, without using extra cement, 5 mm thick plate cover on 50mm x 50mm x 6mm MS angle frame embeded in PCC 1:2:4 type B-1coping, having rectangular, hinged, opening of size 150 x 100mm with locking arrangements ,hold fasts, etc, applying one coat of red oxide primer and two coats of synthetic enamel paint to all steel surfaces and earth work in any type of soil including disposal of debris outside MD land complete all as specified and directed.

M & L for cutting of existing DI/CI pipe line in position for rectifying leakage and reducing to required length, in position, for insertion of collars or other fittings including necessory exvation and earthwork, dewatering etc,if any involed, complete all as specified and directed up to 300 mm bore of pipes complete all as specified and directed.

S&F in replacement monoblock pump set of capacity 2 HP, 20 mtr head & discharge 800 LPM, including taking down unserviceable, electric connection from starter to pump set with adequate rating of copper wire, necessary socket arrangement , installation of new iron base frame of suitable size with nut , bolt, excavation for fixing of base plate and cement work , grouting , testing complete all as specified and directed.

Supply and fix in replacement XLPE insulated armoured heavy duty electric cable with aluminium conductor, 1100 volts grade of cross sectional area 120 sqmm 3.5 core complete all as specified and directed

M&L for sand cushioning in trenches for protection of LT under ground cable including watering and consolidation complete all as specified and directed.

Supplying and laying un-reinforced precast concrete cable cover class LV Type 1, flat, size 250mm x 150mm x 40mm complete all as specified and directed.

Supply and laying GI tube light grade 100 mm bore complete all as specified and directed.

M&L for earthing with copper earth p;late electrode 600mm x600mmx 3.15mm buried direclty in ground vertically to a depth not less than 2.25 metre below ground level (with top edge of earth plate not less than 1.5 metre below ground level) connected to copper earth strip 20 x 3mm, (main earthing lead) by means of galvanized bolts, bolts, nuts and washers all as shown in electrical plate No 3 of MES Schedule Part-I (2009) with connected to earth test point & to main switch board with & including adequate quantity of charcoal dust and common salt alround earth plate & 40 mm dia GI pipe medium grade for earth lead protection pipe for suitable length and GI pipe 20 mm dia medium grade for watering pipe with funnel & wire mesh including necessary earth work and PCC (1: 3 : 6) type C-1 for earth pit and 40 mm thick precast RCC cover in 1 : 2 : 4 type B-1 with 3 Nos 8 mm dia TMT bars both ways with 12mm dia round bar handle complete all as specified & directed. (NOTE: Earth lead wire and its protection pipe upto and including 7.5 mtr only from the top of earth electrode are included under this item and additional earth GI earth wire/protection pipe etc. if any required at site shall be measured and paid for separately under appropriate item of Schedule `A’.)

Supply and fix continuity conductor or nain rarthing lead fixed to wall on batten or reces or chases or burued in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as requied 20 x3 mm copper earth strip complete all as specified and directed.

NOTE APPLICABLE FOR ALL ITEMS :- If rate quoted for similar/identical items in same part of Sch ‘A’ is at variance, the lowest rate quoted shall only be considered for payment to the contractor.

KPS ELEVATORS AND COMPANY (BID ID -3360888)

JYOT ENTERPRIES (BID ID -3361278)