Military Engineer Services Tender

Cond... serial item No 1.01 (e) Each module shall have RFID tag encapsulated with solar cell bearing following details  (i) Name of Manufacturer of SPV Module  (ii) Name of Manufacturer of Solar Cell  (iii) Month and year of Manufacturing (separately for cell and module)  (iv) Country of Origin (both cell and module)  (v) Peak wattage, Im, Vm and fill factor of the module  (vi) Date of year of obtaining IEC PV module qualification certificate including the test lab issuing IEC certificate.  (vii) Unique serial no of model no of module  (viii) IV curve of module (f) The temperature coefficient of power for the module shall not be more than 0.50% per degree Celsius. (g) The module must have bypass diode of suitable capacity. (h) PV module must conform to latest edition of IEC 61215/ IS 14286. In addition the modules must confirm to IEC 61730 Part I and II for construction and testing & safety qualifications and confirming to IEC 62804 PID. (j) It shall also be in conformity to latest minimum technical specification issued by MNRE & IREDA from time to time. Modules should be of MNRE & IREDA approved companies and as per latest IEC/IS standards. (k) The complete system shall include chemical earthing (as per OEM recommendations) and earth strip / cable etc for earth of SPV module, array, inverter, DC & AC boxes and for LA etc as per latest IS/MNRE & IREDA specifications and guidelines. No separate cost of the same is included in the schedule and amount will be paid to the contractor on this account in case of any dispute decision of Engr in charge will be final and binding to contractor. (The earthing shall be of copper earth plate and having specification as per SSR Item Sr 19474). (l) RFID reader is to be provided by contractor (m) Both PV cells and SPV modules shall be made in India. (n) Each structure should have angle of inclination as per the site conditions to generate maximum power. However, to accommodate more capacity the angle inclination may be reduced to 10 - 13 Degree until the plant meets the specified performance ratio requirements. (o) Any damage to the existing roof treatment of any type due to the Installation of Solar Power System shall be Re-done/made good as per existing treatment. Cost of the same shall be included in the unit rate quoted. Nothing extra shall be admissible on this Account. (p) Fire extinguisher liquefied CO2 gas of capacity 10 kg confirming to relevant IS or ISI mark complete as recommended by manufacturer deemed to be included in the unit rate quoted. (q) Danger Board and Rubber mat as recommended by manufacturer deemed to be included in the unit rate quoted. (r) S & F Pressure pump electrically operated with 0.50 HP Single Phase AC Supply motor and having head not less than 30mtr, including necessary cable required for connection in drawn in PVC conduit heavy duty from existing nearest point to the motor starter including motor starter, GI Pipe 15 mm bore (medium-duty) and PVC flexible braided pipe with set including all accessories from the existing Service tank installed at the roof top of the building for cleaning of system.

Cond... serial item No 1.01 (B) Junction Boxes: Supply and fix junction boxes of suitable Nos (as per design)/ OEM recommendations inputs and suitably rated output having separate DC fuses for both (+) & (-) on input and isolator on output terminal for each string. Each junction box must have a spare input terminal. The junction boxes shall be dust and vermin proof and water proof made of FRP/ Thermo Plast with IP 65 protection in compliance with IEC 62208 and shall be UV resistant, fire retardant. It shall have surge protection and maintenance free earthing as per relevant standard. The junction box shall have suitable arrangement of the following:- (a) The strings are required to be connected to the copper bus bar through individual fuses. (b) Provide arrangement for disconnection (DC dis-connection switch) for each SJB/ SCB. (c) To provide a test point for each sub group for quick fault location and to provide group array isolation. (d) Each array box shall be of relevant IEC standard. (e) Each array junction box shall have suitable bypass & reverse blocking diodes for minimum DC blocking voltage of 1000V with suitable arrangement of its connection. Reverse blocking and bypass diodes shall work for extreme temperatures and shall have efficiency of 99.98% confirmed by appropriate IEC standard. Make: As per OEM

Cond... serial item No 1.01 (C) DC Cables: Suitable size of XLPE insulated tinned Copper cable (min 6 sqmm of solar grade, 1100 Volts and UV resistant for outdoor installations confirming to IEC : 60227/15694 & 60502/ IS : 1554 (Pt I&II)) and shall be as under :- (a) All cables and connectors must be as per IS/IEC standards and shall be able to withstand harsh environmental conditions including high temperature, UV radiations, rain, dirt, burial and attack by moss and microbes for 25 years and voltage as per latest IEC/IS. (b) All the cables / wires shall be provided with UV resistant printed ferrules for DC wires. (c) The size of the cable shall be such that average voltage drop at full power from PV module to inverter shall be less than 1.5%. (d) Cable batch No., Drum No, IS code and size and make shall be mentioned on every one meter or as per OEM practice. (e) The wiring of the module interconnection shall be in UPVC/HDPE pipe of suitable size. (f) The cost of interconnecting DC Copper cable, MS cable trays, MS cable trays suitable to accommodate Solar grade cables from SPV module to inverter are included in the item.

Cond... serial item No 1.01 (D) Module Mounting Structure (MMS): Design, procure, fixing, support structure made of hot dipped galvanised with min 85 micron thickness including necessary PCC foundation and associated work (cutting, grounding, PCC filling, disposing waste material, etc., complete) and fixing mounting arrangement suitable for SPV modules so as it can withstand wind speed of 170 km per hour. The mounting structure is to be installed at RCC Roof. Mounting structures to be so designed that maximum load is directly on roof beams and columns. It shall also observe minimum space without sacrificing the output of SPV panels & adequate spacing between the arrays shall be available for easy cleaning and maintenance. Nuts, bolts, protected from the atmosphere and weather mounting structure shall have to be adequately of Stainless Steel of grade SS316. Notes: (a) Two numbers of anti theft fasteners of Stainless Steel on two diagonally opposite corners of each module shall be provided. (b) Module mounting structure shall be fitted to provide maximum generation. (c) MMS design shall be supported with Staddpro Report vetted by Third Party (Gov Institute) and submitted for the approval of the Accepting Officer. (d) The height of Roof top MMS shall be as per latest MNRE & IREDA guidelines.

Cond... serial item No 1.01 (E) Lightning Protection for PV Array : Design, procure and fix lighting arrestor system confirming to IS/ IEC-62305 (Part 1 - 4) on the roofs. The air terminal shall be fixed at the top of GI elevation pole with base so as to be at least two meter above the structure to be protected. Its height above roof level shall be depend upon the level of protection and protection radii required. Notes : (i) The cost of all equipment's, Copper strip upto earth test point, LA, etc., shall be deemed to be included in this item. (ii) The cost of sufficient earthing for lightning protection is also included in this item to be provided and no extra payment will be made to the contractor on this account.

Cond... serial item No 1.01 (F) Power Conditioning Unit : Procure, fixing, testing and commissioning of 50 KW AC (nominal power), Solar-power inverter suitable for without DC power of Solar PV module/ array with AC output further feeding to grid confirming to IEC : 61683 for efficiency, IEC : 62109-1 or equivalent for safety and IEC : 62093 for reliability. The input DC & output AC technical specification of Inverter are as under :- Input (DC) (a) Max Absolute DC input Voltage : 1000 V (b) Start-up DC input voltage : 200 - 500 V (Default 420V) (c) Operating input DC voltage range : 200 - 950 V (d) No of independent MPPT : One (e) MPPT input DC voltage range at Pacr : 180 - 800 V DC (f) Max input DC Current : 40 A (g) Maximum input short circuit current : 50 A (h) No of Protected DC inputs : 8-20 Output AC (a) AC grid connection type : 3Phase (4W + PE) (b) Nominal Power at unity PF : 50 kW (c) Max AC output power : 50KW (d) Max AC output Apparent power : 50KVA (e) Max AC output Current : 80 A (f) Max AC fault current : 87 A (g) Nominal Output Voltage : 415 V (h) Output voltage range : 415 V ± 20% (j) Output Frequency : 50 Hz ± 3Hz (k) Power factor : > 0.99 (l) Harmonic Distortion Current : < 3% (m) Efficiency : > 98% (n) Standby operation consumption : < 1.5 W

Cond... serial item No 1.01 (o) Operating temperature upto 85 degree centigrade (p) The inverter shall have minimum IP-67 protection, ground fault monitoring, reverse polarity protection, anti-islanding, DC reverse polarity, AC and DC short circuit current and over current, AC and DC over voltage and over temperature. (q) The inverter shall adjust voltage and frequency levels to suit the grid. (r) The inverter shall be self cumulated with Pulse Width Modulation (PWM) technology and shall be capable of synchronise maximum with in one min. (s) Maximum Power Point Tracker (MPPT) confirming to IEC 62093 shall be integrated in the inverter to maximise the energy drawn from the PV array (t) Monolithic design of inverter is not permitted. (u) Shall have anti-Islanding features. (u) The inverter shall have suitable no's of protected inputs (asper design) and outgoing shall be protected by ACB/MCCB. (v) The inverter should have MODBUS, PROFIBUS, ETHERNET common ports. (w) The inverter shall include appropriate self protection and self diagnostic feature to protect itself and the PV array from the damage in the event of inverter component failure or from parameters beyond the inverters safe operating due to internal and/or external causes. Inverter shall have protection arrangement against ground leakage faults, over voltage, (SPD) & over current. Inverter shall have arrangement for adjustment for adjusting DC input current and shall trip against sustainable fault down stream and shall not restart till fault is rectified. (x) The inverter should have provisions of Galvanic isolation, anti-islanding protection (IEEE 1547/UL 1741) equivalent IS and lightening. (y) PCU must have the feature to work in tandem with other similar PCUs and be able to be successively switched ON and OFF automatically based on solar radiation variations during the day.

Cond... serial item No 1.01 (G) Balance of System (BOS) Items/Components: The BOS items/components of the SPV power plants/systems deployed under this project shall conform to the latest edition with certificate of IEC or equivalent BIS Standards/MNRE specifications/ as specified in Para 1.01 of 'Minimal Technical Requirements'/'Standards for SPV System/Plants' to be deployed during this financial year under the programmes of MNRE available on MNRE website as on last date of quoting of tender. Notes: (i) The contractor must visit the site before quoting the rates for this item to assess the site condition so as to decide up on location and layout of SPV, placement of inverter, length of DC cables, lightning arresters, etc., complete. (ii) The contractor shall submit complete scheme including electrical diagram of the work, schematic diagram, SPV module layout, placement of LAs, Civil work, etc., complete as per IREDA latest guidelines as applicable, Relevant IEC/IS norms to the GE for approval with in one month of date of commencement of the work. (iii) The rate quoted is deemed to be inclusive of the all protection system including surge, lightning arresters and necessary earthing all as specified and directed (iv) Quoted rates inclusive of necessary facility for monitoring of solar power generation through app along with necessary sim card and recharge for 2 years.

Cond... serial item No 1.01 (H) Metering arrangements: (A) Suitable bi-directional metering arrangements with recording facility shall be provided. The metering arrangements must have feature to measure and record, (i)Parameters of KW, KWh, KVAR, Voltage, current, PF and any other metering required to determine efficiency and efficacy of the system. (B) LT 3 Phase 4 Wire Electronic Tri vector Meter with CT ratio should be as per capacity of SPV plant. (i) Standard: IS 13779:1999 / CBIP 88 (ii) Accuracy: Class 0.5 (ii) The metering arrangement shall have inbuilt DG synchronisation features. (iii) Reference Voltage - 3x240 V (iv) Basic Current (Ib) - 5 A (v) Maximum continuous current (Imax) - 10 A (vi) Rated Frequency (variation) - 50Hz (±5%) (vii) Power consumption:- Voltage circuit: Less than 1.5 W and 10 VA per Phase at reference voltage, reference temperature and reference frequency Current circuit: Less than 1 VA per phase at basic current, reference frequency and reference temperature (viii) Display type: 8 digit 7 segment backlit LCD display, not less than10 mm character height (ix) Display in the event of Power Failure: Internal battery back-up for LCD display (x)Communication port: Galvanically isolated Optical Communication port for data transfer through either CMRI or remote device or both is provided with RS 485 for DLMS protocol (C) CT/PT operated energy meter with following features (i) True four quadrant metering (ii) Time and day metering with maximum demand registration and automatic billing (iii) LCD display with annunciators for various critical events (iv) Scroll lock feature for continuous display of a desired parameter on display (v) High resolution energy display mode for dial test (vi) DLMS protocol for meter reading, with option to remote reading port. (vii) Advanced event detection features for voltage, current and magnetic influence (viii) Meter reading in absence of mains, using internal battery. Notes: (a) The contractor must visit the site before quoting the rates for this item to assess the site condition so as to decide up on location and layout of SPV, placement of inverter, length of DC cables, lightning arresters, etc., complete. (b) The contractor shall submit complete scheme including electrical diagram of the work, schematic diagram, SPV module layout, placement of LAs, Civil work, etc., complete as per IREDA latest guidelines as applicable, Relevant IEC/IS norms to the GE for approval within one month of date of commencement of the work. (c) The rate quoted is deemed to be inclusive of the all protection system including surge, lightning arresters and other necessary earthing all as specified and directed. (d) Quoted rates inclusive of necessary facility for monitoring of solar power generation through appropriate web-based system with sim card and recharge for 2 years.

Design, procure, erection, installation, testing and commissioning including connecting to local utility grid; Roof top on car parking structure, On-grid Solar Photovoltaic Plant of 30 kWp capacity including Solar Photovoltaic Modules, DC Cabling, Module Mounting Structure, Array Combining Boxes, Lightning Protection of SPV modules and other accessories, Central Inverter as Power Conditioning Unit, Weather Station and Data Monitoring System all as per detailed specifications given in Particular Specification, latest MNRE/IREDA guidelines and requirements, meeting the Domestic Content Requirement (DCR), consisting of all requisite accessories (BOS - Balance of System) and including the following main components: Note: It is recommended to execute the work directly through OEM.

Cond... serial item No 1.12 (A) Photo Voltaic Module: Mono-crystalline Silicon Bifacial Solar Photovoltaic Modules of 520 Wp having 144 cells or more (module power and number of modules to be selected according to available roof top area & adequate walkway), having cell efficiency more than 20% under standard conditions, form fill factor more than 0.76, plant performance ratio > 75%, made of high transmittivity glass front surface and it shall give high encapsulation gain (transmittance above 90% and bending less than 0.3%). The modules shall have the falling features :- (a) The electrical parameters of SPV modules under standard test condition of irradiance 1000W/sqm, AM 1.5 Spectrum and temp 25 degree Celsius shall be as under :- (i) Max Peak Power Pmax : 520 Wp or more (ii) Voltage at Max Power : > 40 V (iii) Current at Pmax :> 10A (iv) Short Circuit Current :> 12A (v) Open Circuit Voltage :> 47 V (vi) Module Efficiency : > 20% (b) Rated output of the modules shall have positive tolerance of 3-5% and no negative tolerance is allowed. (c) It shall perform satisfactorily in RH 85% with temperature up to +85 degree C and should withstand wind of 200 kmph on the surface of panel. (d) PV modules shall be warranted for their output peak watt capacity, and it shall not fall of its initial value below 90% in first 10 year end and 80% after the end of 25 years.

Cond... serial item No 1.12 (e) Each module shall have RFID tag encapsulated with solar cell bearing following details: (i) Name of Manufacturer of SPV Module (ii) Name of Manufacturer of Solar Cell (iii) Month and year of Manufacturing (separately for cell and module) (iv) Country of Origin (both cell and module) (v) Peak wattage, Im, Vm and fill factor of the module (vi) Unique serial no and model no of module (vii) IV curve of module (viii) The temperature coefficient of power for the module shall not be more than 0.50% per degree Celsius. (f) Every module must have bypass diode of suitable capacity. (g) PV module must conform to latest edition of IEC 61215/IS 14286. In addition the modules must confirm to IEC 61730 Part I and II for construction and testing & safety qualifications and confirming to IEC 62804 PID. (h) It shall also be in conformity to latest minimum technical specification issued by MNRE & IREDA from time to time. Modules should be of MNRE & IREDA approved companies and as per latest IEC/IS standards. (j) Provision of earthing, no of earthing (07 Nos) and earth strip/cable etc for earth of solar PV module/array etc as per latest IS/MNRE & IREDA norms to be provided and cost of the same is deemed to be included in the item and no extra amount will be paid to the contractor on this account in case of any dispute decision of Engr in charge will be final and binding to contractor. (The earthing shall be of copper earth plate and having specification as per SSR Item Sr 19474). (k) RFID reader is to be provided by contractor (l) Both PV cells and SPV modules shall be made in India. (m) Each structure should have angle of inclination as per the site conditions to generate maximum power. However, to accommodate more capacity the angle inclination may be reduced to 10 - 13 Degree inclination, if that meets the specified performance ratio requirements. (n) Any damage to the existing structure or building due to the installation of Solar Power System shall be Re-done/made good as per existing treatment. Cost of the same shall be included in the quoted rate and no payment shall be made on this Account. (o) Fire extinguisher liquefied CO2 gas of capacity 10 kg confirming to relevant IS norms with required bracket is to be provided near the Solar Control Room and the cost is deemed to be included in the quoted rate. (p) Danger Board and Rubber mat is recommended by manufacturer deemed to be included in quoted rate. (q) S & F Pressure pump electrically operated with 0.50 HP Single Phase AC Supply motor and having head not less than 30mtr, including necessary cable required for connection in drawn in PVC conduit heavy duty from existing nearest point to the motor starter including motor starter, GI Pipe 15 mm bore (medium-duty) and PVC flexible braided pipe with set including all accessories from the existing Service tank installed at the roof top of the building for cleaning of system.

Cond... serial item No 1.12 (B) Junction Boxes: Supply and fix junction boxes of suitable Nos (as per design)/OEM recommendations inputs and suitably rated output having separate DC fuses for both (+) & (-) on input and isolator on output terminal for each string. Each junction box must have a spare input terminal. The junction boxes shall be dust and vermin proof and water proof made of FRP/Thermo Plast with IP 65 protection in compliance with IEC 62208 and shall be UV resistant, fire retardant. It shall have surge protection and maintenance free earthing as per relevant standard. The junction box shall have suitable arrangement of the following: (a) The strings are required to be connected to the copper bus bar through individual fuses. (b) Provide arrangement for disconnection (DC dis-connection switch) for each SJB/SCB. (c) Provide a test point for each sub group for quick fault location and to provide group array isolator. (d) Each array box shall be of relevant IEC standard. (e) The array and bypass diodes in the module junction boxes & reverse blocking diodes for maximum DC blocking voltage of 1000V with suitable arrangement of its connection. Reverse blocking diode shall be used to provide extra protection and shall have efficiency of 99.98% confirmed by appropriate IEC standard. Make: As per OEM

Cond... serial item No 1.12 (C) DC Cables: Suitable size of XLPE insulated tinned Copper cable (min 6 sqmm of size) of Solar grade, 1100 Volts and UV resistant for outdoor installations confirming to IEC: 60227/15694 & 60502/IS: 1554 (Pt I&II) and shall be as under: (a) All cables and connectors for use of installation shall be of Solar grade which can withstand harsh environmental conditions including high temperature, UV radiations, rain, dirt, burial and attack by moss and microbes for 25 years and voltage as per latest IEC/IS. (b) All the cables/wires shall be provided with UV resistant printed ferrules for DC side. (c) The size of the cable shall be such that average voltage drop at full power from PV module to inverter shall be less than 1.5%. (d) Cable batch No, drum No, IS code and size and make shall be mentioned on every one meter or as per OEM practice. (e) The wiring of the module interconnection shall be in UPVC/HDPE pipe of suitable size. (f) The cost of interconnecting DC Copper cable, MS cable trays, and earth work for trenches/MS cable trays suitable to accommodate Solar grade cables from SPV module upto inverters are included in the item.

Cond... serial item No 1.12 (D) Module Mounting Structure (MMS): Design, procure, fixing, support structure made of hot dipped galvanised with min 85 microns of galvanisation including all necessary welding and associated work (cutting, grounding, PCC filling, PCC filling, disposing waste material, etc., complete) and fixing mounting arrangement of the SPV modules so as to withstand wind speed up to 170 km per hour. The mounting structure is to be installed as MS car parking structured type. The array structure has to be grounded properly using maintenance free earthing. For installation on rooftop of car parking structure, it shall not exceed maximum building height for shadow-free area. All the fasteners shall be of Stainless Steel of grade SS316. Notes: (a) Two numbers of anti theft fasteners of Stainless Steel on two diagonally opposite corners of each module shall be provided. (b) The module mounting structure shall be of fixed to provide maximum generation. (c) MMS design shall be supported with Stadpro Report vetted by Third Party (Gov Institute) and submitted for the approval of the Accepting Officer. (d) The height of Roof top MMS shall be as per latest MNRE & IREDA guidelines.

Cond... serial item No 1.12 (E) Lightning Protection for PV Array: Design, procure and fix lightning arrestor system confirming to IS/IEC-62305 (Part 1 - 4) on the roofs. The air terminal shall be fixed at the top of GI elevation pole with base so as to be at least two meter above the structure to be protected. Its height above roof level shall be depend upon the level of protection and protection radii required. Notes: (a) The cost of all equipment's, Copper strip upto earth test point, copper LA as directed by Engr-In-Charge etc., shall be deemed to be included in this item. (b) The cost of sufficient earthing for lightning protection is also included in this item and no extra payment will be made to the contractor on this account.

Cond... serial item No 1.12 (F) Power Conditioning Unit : Procure, fixing, testing and commissioning of 30 KW AC (nominal power), Solar-power inverter suitable for without DC power of Solar PV module/ array with AC output further feeding to grid confirming to IEC : 61683 for efficiency, IEC : 62109-1 or equivalent for safety and IEC : 62093 for reliability. The input DC & output AC technical specification of Inverter are as under :- Input (DC) (a) Max Absolute DC input Voltage : 1000 V (b) Start-up DC input voltage : 200 - 500 V (Default 420V) (c) Operating input DC voltage range : 200 - 950 V (d) No of independent MPPT : One (e) MPPT input DC voltage range at Pacr : 180 - 800 V DC (f) Max input DC Current : 40 A (g) Maximum input short circuit current : 50 A (h) No of Protected DC inputs : 8-20 Output AC (a) AC grid connection type : 3Phase (4W + PE) (b) Nominal Power at unity PF : 50 kW (c) Max AC output power : 50KW (d) Max AC output Apparent power : 50KVA (e) Max AC output Current : 80 A (f) Max AC fault current : 87 A (g) Nominal Output Voltage : 415 V (h) Output voltage range : 415 V ± 20% (j) Output Frequency : 50 Hz ± 3Hz (k) Power factor : > 0.99 (l) Harmonic Distortion Current : < 3% (m) Efficiency : > 98% (n) Standby operation consumption : < 1.5 W

Cond... serial item No 1.12 (o) Operating temperature up to 85 degree centigrade (p) Inverter shall be outdoor type with minimum IP-67 protection, ground fault monitoring, grid protection, protection for anti-islanding, DC reverse polarity, AC and DC over current and over voltage, AC and DC over voltage and over temperature. (q) The inverter shall adjust voltage and frequency levels to suit the grid. (r) The inverter shall be self cumulated with Pulse Width Modulation (PWM) technology and shall be capable of synchronise maximum with in one min. (s) Maximum Power Point Tracker (MPPT) confirming to IEC 62093 shall be integrated in the inverter to maximise the energy drawn from the PV array (t) Monolithic design of inverter is not permitted. (u) The inverter shall have suitable no's of protected inputs (asper design) and outgoing shall be protected by ACB/MCCB. (v) The inverter should have MODBUS, PROFIBUS, ETHERNET common ports. (w) The inverter shall include appropriate self-protection and self-diagnostic feature to protect itself and the PV array from the damage in the event of inverter component failure or from parameters beyond the inverter’s safe operating due to internal and/or external causes. Inverter shall have protection arrangement against ground leakage over voltage, (SPD) & over current. Inverter shall have arrangement for adjustment of adjusting DC input current and shall trip against sustainable fault and shall not restart till fault is rectified. (x) The inverter should have provision of Galvanic isolation, anti-islanding protection (IEEE 1547/UL 1741) equivalent IS and lightening. (y) PCU must have the feature to work in tandem with other similar PCUs and be able to be successively switched ON and OFF automatically based on solar radiation variations during the day.

Cond... serial item No 1.12 (G) Balance of System (BOS) Items/ Components :- The BOS items/ components of the SPV power plants/ systems deployed under this project shall conform to the latest edition with certificate of IEC or equivalent BIS Standards/ MNRE specifications/ as specified in Para 1.01 of ‘Minimal Technical Requirements’/ ‘Standards for SPV System/Plants’ to be deployed during this financial year under the programmes of MNRE available on MNRE website as on last date of quoting of tender.

Cond... serial item No 1.12 (H) Metering arrangements: (A) Suitable bi-directional metering arrangements with recording facility shall be provided. The metering arrangements must have feature to measure and record, (i)Parameters of KW, KWh, KVAR, Voltage, current, PF and any other metering required to determine efficiency and efficacy of the system. (B) LT 3 Phase 4 Wire Electronic Tri vector Meter with CT ratio should be as per capacity of SPV plant. (i) Standard: IS 13779:1999 / CBIP 88 (ii) Accuracy: Class 0.5 (ii) The metering arrangement shall have inbuilt DG synchronisation features. (iii) Reference Voltage - 3x240 V (iv) Basic Current (Ib) - 5 A (v) Maximum continuous current (Imax) - 10 A (vi) Rated Frequency (variation) - 50Hz (±5%) (vii) Power consumption:- Voltage circuit: Less than 1.5 W and 10 VA per Phase at reference voltage, reference temperature and reference frequency Current circuit: Less than 1 VA per phase at basic current, reference frequency and reference temperature (viii) Display type: 8 digit 7 segment backlit LCD display, not less than10 mm character height (ix) Display in the event of Power Failure: Internal battery back-up for LCD display (x) Communication port: Galvanically isolated Optical Communication port for data transfer through either CMRI or remote device or both is provided with RS 485 for DLMS protocol (C) CT/PT operated energy meter with following features (i) True four quadrant metering (ii) Time and day metering with maximum demand registration and automatic billing (iii) LCD display with annunciators for various critical events (iv) Scroll lock feature for continuous display of a desired parameter on display (v) High resolution energy display mode for dial test (vi) DLMS protocol for meter reading, with option to remote reading port. (vii) Advanced event detection features for voltage, current and magnetic influence (viii) Meter reading in absence of mains, using internal battery. Notes: (a) The contractor must visit the site before quoting the rates for this item to assess the site condition so as to decide up on location and layout of SPV, placement of inverter, length of DC cables, lightning arresters, etc., complete. (b) The contractor shall submit complete scheme including electrical diagram of the work, schematic diagram, SPV module layout, placement of LAs, Civil work, etc., complete as per IREDA latest guidelines as applicable, Relevant IEC/IS norms to the GE for approval within one month of date of commencement of the work. (c) The rate quoted is deemed to be inclusive of the all protection system including surge, lightning arresters and other necessary earthing all as specified and directed. (d) Quoted rates inclusive of necessary facility for monitoring of solar power generation through appropriate web-based system with sim card and recharge for 2 years.

Excavation in trenches n.exc 1.5m wide and n.exc 1.5 m in depth for foundation etc or for shafts, wells, cesspits, manholes, pier holes etc n.exc 10 sqm on plan and n.exc 1.5m in depth and getting out in soft/loose soil complete all as per specified and as directed by Engineer-in-charge.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc 25cm in hard/dense soil, complete all as per specified and as directed by Engineer-in-charge.

Removing excavated material not exc. 50 m & depositing where directed at a level not exc. 1.5 m above starting point complete all as per specified and as directed by Engineer-in-charge.

Supply, laying & jointing of 75 mm outside dia double corrugated pipe(DWC) ISI marked for enclosing cable below ground/road surface to a required depth including suitable size couplers for jointing of pipe all as per site requirement etc. complete all as specified and as directed by Engr-in-Charge.

Supply, laying & testing of XLPE insulated screened PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) with stranded aluminium conductor, 1100Volt grade on walls with fixing accessories of size 50 Sqmm 3.5 Core cable, complete all as specified and directed by Engineer-in-charge. Note:- Excavation & earth work, sand cushioning, bricks protection & GI pipe where required shall be measured & paid separately.

M & L for horizontal boring across the existing road without disturbing the road surface (minimum 1.0 meter below the road surface) for inserting GI pipe, Complete all as specified and directed by Engineer-in-Charge. Note :- GI pipe Shall be measured and paid respective

S&F of GI tube 80 mm bore tubes light grade galvanised, with all fitting and fixed complete to walls and ceilings or laid in floors, complete all as specified and as directed by Engineer-in-charge.

Phase-II:

Comprehensive AMC for 3 Nos x 50KW + 01 Nos x 30 KW Solar SPV system for 1st Year post commissioning of whole Solar system installed at various location as per term and condition of AMC mentioned in PS clause and Complete all as specified and directed by Engineer-in-Charge.

Comprehensive AMC for 3 Nos x 50KW + 01 Nos x 30 KW Solar SPV system for 2nd Year post commissioning of whole Solar system installed at various location as per term and condition of AMC mentioned in PS clause and Complete all as specified and directed by Engineer-in-Charge.

Comprehensive AMC for 3 Nos x 50KW + 01 Nos x 30 KW Solar SPV system for 3rd Year post commissioning of whole Solar system installed at various location including repair/replacement of defective parts of solar equipments as per term and condition of AMC mentioned in PS clause and Complete all as specified and directed by Engineer-in-Charge.

Comprehensive AMC for 3 Nos x 50KW + 01 Nos x 30 KW Solar SPV system for 4th Year post commissioning of whole Solar system installed at various location including repair/replacement of defective parts of solar equipments as per term and condition of AMC mentioned in PS clause and Complete all as specified and directed by Engineer-in-Charge.

Comprehensive AMC for 3 Nos x 50KW + 01 Nos x 30 KW Solar SPV system for 5th Year post commissioning of whole Solar system installed at various location including repair/replacement of defective parts of solar equipments as per term and condition of AMC mentioned in PS clause and Complete all as specified and directed by Engineer-in-Charge. Note - The contract sum shall be calculated by deducting the amount shown in Credit Schedule attached to this tender, from total amount of Schedule 'A'/BOQ.