PROVN OF SOLAR PANEL FOR GENERATION OF ELECTRICITY AT DIPAC

Supplying, Erecting, Installing, Testing and Commissioning including topographical survey of Grid connected Rooftop Solar Photo-voltaic (PV) plant of 171 KWp capacity at DIPAC main Entry Road to DIPAC enrty security Gate comprising with elevated structure above the service/ main Road and cumulative capacity of inverter 171 KW AC. Mounting structure to be erected on road/pathway with elevated galvanised roof top. Note:- Design of solar pant shall be done by contractor from MNRE approved consultant & get it vetted from NISE Gurgaon.

Notes for item No 1 to 7:- (i) The complete Rooftop Solar PV Plant includes Photo-Voltaic Modules, BOS items, Mounting Structure, Grid Tied Inverter, Combiner boxes & Electrical Panels, Earthing Protection, Metering Arrangements etc and all other items required to provide a fully functional solar power plant. This includes all the material and labour required to complete the work. Details of the items and techncial specifications are given in the particular specifications of tender documents. The contractor is requried to go through the technical specifications before quoting his bid. (ii) The cost is inclusive of total system cost including Photo-Voltaic Solar Modules, Inverters, balance of system including cables, Switches/ Circuits Breakers/ Connectors/ Junction Boxes, Earthing (if any others than net meter), local connectivity cost, cost of civil works, foundations etc and installation, commissioning, transportation, insurance including, applicable fees and taxes etc. and all other items required to provide a fully functional solar PV plant. (iii) Tthe supporting Steel structure other than panel fixing acessories, necessary steel structure/PCC / ROOF SHEET shall be measured and paid separately.

All as per item no. 1 above but capacity of Grid connected Rooftop Solar Photo-voltaic (PV) plant 27 KWp on Main gate parking and cumulative capacity of inverter 27 KW AC. Mounting structure to be fixed on the existing Galvalum roof structure of DIAPC main parking gate

All as per item no. 1 above but capacity of Grid connected Rooftop Solar Photo-voltaic (PV) plant 21 KWp on canteen bldg and cumulative capacity of inverter 21 KW AC. Mounting structure to be fixed on the existing structure of RCC Building and galvanised roof structure of vehile parking

All as per item no. 1 above but capacity of Grid connected Rooftop Solar Photo-voltaic (PV) plant of 110 KWp on above the Basement of Ground Level with elevated structure and Galvalum Roof and cumulative capacity of inverter 110 KW AC. Mounting structure to be errected along with steel suspended / PED structre with galvaluium roof sheets top of span 22 mtr, length 49 mtr.and length 4.0 mtr height with foundation for the structute outside the plint area of the Basement.

All as per item no. 1 above but capacity of Grid connected Rooftop Solar Photo-voltaic (PV) plant 77 KWp on Pump house/Power house/Rcc Parking roof mounted and cumulative capacity of inverter 77 KW AC erecting on RCC roof top. Mounting structure to be fixed on the existing structure of RCC Building

All as per item no. 1 above but capacity of Grid connected Rooftop Solar Photo-voltaic (PV) plant 35 KWp on Power house Hard Standing Area on above the Ground Level with elevated structure and Galvalum Roof and cumulative capacity of inverter 35 KW AC. Mounting structure to be erected on hard standing/pathway along with elevated galvanised roof top/ PED structure for height not less than 4 mtr.

All as per item no. 1 above above, but capacity of Grid connected Rooftop Solar Photo-voltaic (PV) plant 42 KWp in side south west road on above the Ground Level with elevated structure and Galvalum Roof and cumulative capacity of inverter 42 KW AC. Mounting structure to be errected along with steel suspended / PED structre with galvaluium roof sheets top of span 5 mtr, length 25 mtr.and length 2.5mtr height.

Supply, Engineering, Installation, Integration and Testing of Lightning Protection comprising of suitable Early Streamer Emission (ESE) lightning arrestors installed.The air terminal is Early Streamer Emission(ESE) type which shall be fixed at the top of a stainless steel pole with base be atleast 4 meters above the structure to be protected. Its height above roof level would be dependent on the level of protection and the protection radius required.The air terminal should be working on the principle of early streamer emission using non-radio active technology, needing no external power source.The air terminal should be capable of tracking the lightning stroke 60 micro seconds earlier as compare to passive lightning rod. The air terminal is of stainless steel and it has qualified diameter to resist high values of lightning currents. Roof connection pipe should be capable of withstand in lightning strikes having dimension 60mm OD and thickness of 5 mm.

Supplying, erecting, installing, testing and commissioning of Data Logging System for SV plant with following provisions to be provided:- to measure the Solar irradiance with integrating sensor (Pyranometer) mounted in the plane of the array. Read out should be integrated with data logging system.- Wind Speed:- An integrated wind speed measurement unit be provided. Temperature Sensor:- Integrated temp, sensors for measuring the module surface temp., inverter inside enclosure temp, and ambient temp to be provided complete with read outs integrated with the data logging system. SCADA system for monitoring of following data through web based application with cloud storage minimum 6 months: (i) Solar irradiance (ii) Wind speed, (iii) Amb temperature (iv) Module surface temp (v) Generation data KWh (per inverter and cumulative) (vi) Instantaneous generation in KW (Each invertor and cummulative) Suitable HMI/Graphs depicting above data shall be readily available for a period through this application. Note:- All the SV grid tied inverter installed in DIPAC should be integrated to the above system

Supply, Engineering, Installation, Integration and Testing of HT CT operated Net Meter with the following specifications: Meter Type: HT 3 Phase 3 Wire Electronic Tri vector Meter Standard: IS 14697, IEC 62052-11, IEC 62053-22, IS 15959 Accuracy: Class 0.5 Voltage and Current rating: Reference Voltage - 110 V Basic Current (Ib) - 5 A Maximum continuous current (Imax) - 10 A Rated Frequency (variation) - 50Hz (±5%) Power consumption: (i) Voltage circuit: Less than 1.5 W and 10 VA per Phase at reference voltage, reference temperature and reference frequency (ii) Current circuit: Less than 1 VA per phase at basic current, ref frequency and ref temperature Display type: 8 digit 7 segment backlit LCD display, not less than10 mm character height Display in event of Power Failure: Internal battery back-up for LCD display

Communication port: (i) Optical port for local communication (ii) RS 232 / RS 485 port with MODBUS Energy recording - Bidirectional Instantaneous parameters (30 Min) - Each Phase Current, Each Phase Voltage, Each Phase Power, Each Phase Power Factor, Each Phase Reactive Power, Power, Power Factor, Apparent Power, Reactive Power, Frequency Load survey (30 Min) parameters - Energy, Apparent Energy Daily Survey: Cumulative Energy, Cumulative Apparent Energy Operating Temperature Range: -10 degree C to +55 degree C, 95% non-condensing RH

Supply, Engineering, Installation, Integration and Testing of LT CT operated Trivector Meter for LT bulk billing/gross solar generation with the following specifications: Meter Type: LT 3 Phase 4 Wire Electronic Tri vector Meter Standard: IS IS 14697, IEC 62052-11, IEC 62053-22, IS 15959 Accuracy: Class 0.5 Voltage and Current rating: (i) Reference Voltage - 415V (L-L) and 240V (L-N) (ii) Basic Current (Ib) - 5 A (iii) Maximum continuous current (Imax) - 10 A Rated Frequency (variation) - 50Hz (±5%) Power consumption: (i)Voltage circuit: Less than 1.5 W and 10 VA per Phase at reference voltage, reference temperature and reference frequency (ii) Current circuit: Less than 1 VA per phase at basic current, reference frequency and reference temperature Display type: 8 digit 7 segment backlit LCD display, not less than10 mm character height Display in the event of Power Failure: Internal battery back-up for LCD display

Communication port: (i) Optical port for local communication (ii) RS 232 / RS 485 port with MODBUS Energy recording - Unidirectional Instantaneous parameters (30 Min) - Each Phase Current, Each Phase Voltage, Each Phase Power, Each Phase Power Factor, Each Phase Reactive Power, Power, Power Factor, Apparent Power, Reactive Power, Frequency Load survey (30 Min) parameters - Energy, Apparent Energy Daily Survey: Cumulative Energy, Cumulative Apparent Energy Operating Temperature Range: -10 degree C to +55 degree C, 95% non-condensing RH

Supply, installation, configuration and testing of LTE router/modem, IP-67 rated, made of aluminium alloy for retrieving metering data from meter on RS485 Modbus / RS232 and transmitting the metering to Central data control centre on IEC 104 protocol and having following configuration as minimum:- (a) CPU 580 MHz (b) Flash memory 32 MB (c) RAM (DDR2) 128 MB, Built-in 64 KB cache (d) Communication Protocols - Modbus RTU to TCP support, Modbus master (e) Ethernet port RJ45, RS 232 (f) Security - Zone based firewall, VLAN, DMZ, HTTPS local and remote connection, SIM PIN (g) Routing - DHCP, static routing, port forwarding, traffic routing, static /dynamic DNS, DNS proxy, NAT, STP (h) Operating Voltage Range 24 V DC, +/- 15% (j) Operating Temperature range -40°C to 60°C, up to 95% RH (k) Dual 5½ U / 1¾ U Din Rail mountable (l) Dual SIM (one standby) via two mini-SIM held in trays

M&L for Supply, Febrication & Errection (Structural steel work) consist of all rolled GI Steel section for making steel support structure along with carrugated galvalum Sheet for installation Solar Panels of above the ground level not less than 6 Mtr & not execeed 25 Mtr span . Compound girders and stanchions, lattice girders, aerial masts, staging for water tanks and the like including caps, bases, splices etc. built up from two or more beam or channel sections or angles with plates, including all lattice bars, stiffeners, gusset plates, etc. complete all as specified and directed. Note :- Design of PEB (post /colum /roof) height not exceeding 5.0 Mtrs and span 25.0 Mtrs and should be get approved /vetted from one of the IIT/NIT/Approved consultancy of MES before starting the execution of steel fabrication .

Supply, Laying and testing cable XLPE insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminum conductor of following size:-

(a) 35 Sqmm 3.5 core

(b) 240 Sqmm 3.5 core

(c) 120 Sqmm 3.5 core

(d) 50 Sqmm 3.5 core

(e) 70 Sqmm 3.5 core

(f) 95 Sqmm 3.5 core

Excavation in trenches not exceeding 1.5 m wide and exceeding 1.5 m in depth and getting out Soft/loose soil for laying U/G cable, pipe pole foundation etc all as specified and directed.

Removing excavated material (soils) to a distance n.exc 50 m and depositing where directed at the level n exc 1.5m above the starting point complete all as specified and directed.

Returning, filling in including spreading levelling watering and well ramming in layers not exceeding 25 cm thick each in soft/loose soil complete all as specified and directed.

Supplying and laying un-reinforced precast concrete cable, class HVP, type 1 With peak, size 250mmx150mmx40mm (LT cable) complete all as specified and directed.

Material and Labour for river washed and screened dry sand for filling in trenches below and around underground dry sand for filling in trenches below and around underground cable for cushioning of cables complete all as specified.

Material & laboure for PCC (1:4:8) type D-2 using 40 mm graded stone aggregate as in foundation filling and mass concrete complete all as specified and directed.

Description of Work / Item(s)

Operation and Comprehensive Maintenance During 1st year of DLP Operation and Comprehensive Maintenance incluiding making good of all kind of defects by repair/replacement of required spare parts as the case may be, for Rooftop Solar Power plants installed at various sites complete all as specified and directed during first year, next day after completion of Phase-I. Scope of work: (a) Operation and maintenance shall include washing / cleaning of Solar PV Modules on weekly basis. (b) Checking Electrical Parameter of the installed power plant. (c) The washing and cleaning of PV modules to be done by using spray nozzles cleaning system. Note:- Cost of Comprehensive maintenance of first year shall be covered in defects liability period of Phase-I i.e. two year after completion of Phase-I. The contractor is deemed to have accounted for the same while quoting rate for this item.

Operation and Comprehensive Maintenance During 2nd year of DLP Operation and Comprehensive Maintenance incluiding making good of all kind of defects by repair/replacement of required spare parts as the case may be, for Rooftop Solar Power plants installed at various sites complete all as specified and directed during second year, after completion of Phase-I. Scope of work: (a) Operation and maintenance shall include washing / cleaning of Solar PV Modules on weekly basis. (b) Checking Electrical Parameter of the installed power plant. (c) The washing and cleaning of PV modules to be done by using spray nozzles cleaning system. Note:- Cost of Comprehensive maintenance of second year shall be covered in defects liability period of Phase-I i.e. two year after completion of Phase-I. The contractor is deemed to have accounted for the same while quoting rate for this item.

Operation and Comprehensive Maintenance During 3rd year after Completion of Phase-I Operation and Comprehensive Maintenance incluiding making good of all kind of defects by repair/replacement of required spare parts as the case may be, for Rooftop Solar Power plants installed at various sites complete all as specified and directed during Third year, after completion of Phase-I. Scope of work (a) Operation and maintenance shall include washing / cleaning of Solar PV Modules on weekly basis. (b) Checking Electrical Parameter of the installed power plant. (c) The washing and cleaning of PV modules to be done by using spray nozzles cleaning system. Note:- Cost of Comprehensive maintenance of Third year is deemed to be included in this item quoted rate. The contractor is deemed to have accounted for the same while quoting rate for this item.

Operation and Comprehensive Maintenance During 4th year after Completion of Phase-I Operation and Comprehensive Maintenance incluiding making good of all kind of defects by repair/replacement of required spare parts as the case may be, for Rooftop Solar Power plants installed at various sites complete all as specified and directed during Fourth year, after completion of Phase-I Scope of work (a) Operation and maintenance shall include washing / cleaning of Solar PV Modules on weekly basis. (b) Checking Electrical Parameter of the installed power plant. (c) The washing and cleaning of PV modules to be done by using spray nozzles cleaning system. Note:- Cost of Comprehensive maintenance of fourth year is deemed to be included in this item quoted rate. The contractor is deemed to have accounted for the same while quoting rate for this item.

Operation and Comprehensive Maintenance During 5th year after Completion of Phase-I Operation and Comprehensive Maintenance incluiding making good of all kind of defects by repair/replacement of required spare parts as the case may be, for Rooftop Solar Power plants installed at various sites complete all as specified and directed during Fifth year, after completion of Phase-I Scope of work (a) Operation and maintenance shall include washing / cleaning of Solar PV Modules on weekly basis. (b) Checking Electrical Parameter of the installed power plant. (c) The washing and cleaning of PV modules to be done by using spray nozzles cleaning system. Note:- Cost of Comprehensive maintenance of fifth year is deemed to be included in this item quoted rate. The contractor is deemed to have accounted for the same while quoting rate for this item.

Notes for Phase-II (i) Minimum Performance ratio during the period of Operation and Comprehensive Maintenance shall not be less than 75% on quarterly basis according to the data obtained from SCADA (ii) The contractor shall submit SPV generation data along with the radiation data in Excel sheet format on quarterly basis.