COMPLETION OF INCOMPLETE WORK FOR PROVISION OF SOLAR POWER PLANT OF 1 MW AT AF STN BHUJ

Amount

NOTE: Schedule ‘A’ Part I to IX are under Ser No. 1.00 to 9.00. are Prepriced by MES. Bidders shall insert their lumpsum amount in the Green coloured field under Col-6 only.

Lump sum price worked out by the Contractor for Building / Structures as listed in Sch `A’ Part I.

Lump sum price worked out by the Contractor for Excavation & Earth works as listed in Sch `A’ Part II

Lump sum price worked out by the Contractor for Internal Water Supply as listed inSch `A’ Part III

Lump sum price worked out by the Contractor for Internal electrification as listed in Sch 'A' Part IV

Lump sum price worked out by the Contractor for External water supply as listed in Sch 'A' Part V

Lump sum price worked out by the Contractor for External Electrification as listed in Sch `A’ Part VI

Lump sum price worked out by the Contractor for Sewage Disposal as listed in Sch `A’ Part VII

Lump sum price worked out by the Contractor for Road/Path as listed in Sch `A’ Part VIII

Lump sum price worked out by the Contractor for Fencing and Gate as listed in Sch `A’ Part IX

SCHEDULE `A' PART - X (MISC ITEMS)

INTERNAL ELECTRIFICATION

Supply and fix exhaust fan 300 mm sweep AC, 240 volts, metal body fixed as per manufacturer's instructions, connecting with and including 1.5 Sqmm copper conductor, PVC insulated and PVC sheathed three core cable etc all as specified and as directed. Make Havells cat No Ventil Air - DS or equivalent cat No of make as specified in Appendix 'B' to particular specifications as approved by GE.

S & F ceiling fan of 1200 mm sweep AC, 240 volts complete with metal blades, down rod canopy etc including hanging in position and conneting with 3 core, 0.50 Sqmm copper PVC insulated and PVC sheathed round cable from ceiling rose to fan complete all as specified and as directed.

S & F decorative box type fitting suitable for & including retro LED rod of 20 watt having decotrative end caps for ensuring asthetic looks and should be prewired for LED tube. The LED tube itself should have minimum 2100 lumens output power facto >0.9 and THD =<15% rated complete all as specified and directed. Make:- Orient cat No. LRT8-20-C or equivalent make as specified in Appx 'B' to Particular specifications as approved by GE.

S & F LED batten single tube 1 x 10W (2 feet long), 230V, 6000K rated CCT energy efficient atomic bllast bipin holders starter blocks, diffuser etc complete with all accessories internally pre wired and including connecting up with twin core twisted flexible copper counductor cable with suitable size all as specified and directed. Make:- Orient cat No. LRT8-10-C or equivalent make as specified in Appx 'B' to Particular specifications as approved by GE.

S & F LED building security light luminaire LED 15W, 5700K with aesthetically designed sheet aluminium housing and UV stablised acrylic cover complete with lamp and internal connection including bracket made of 40 mm dia GI pipe light grade fixed with MS clamp of suitable size grouted on wall with suitable Nos of screws complete all as specified and directed. Make:- polycab cat No. PUB0502001 or equivalent make as specified in Appx 'B' to Particular specifications as approved by GE.

S&F MCB DB SPN 08 way horizontal double door type powder coated sheet steel enclousre with following:- (i) MCB SPN 6A-32A - 01 No. (ii) MCB SP 5-32A - 06 Nos. .

EXTERNAL ELECTRIC SUPPLY

S & F LED street light/security light fitting 40 W complete with deep drawn alumimium housing in grey finish with clear acrylic and cast aluminium pipe mounting attachement including suitable for mount on 40mm or 50mm dia, GI bracket arms with pole fixing arrangement and fixing of lamp CG cat part No LSTP-40CDL or equivenlant of wipro, philips Bajaj

S & F pole mounted junction box ( Street light boxes) sliding type(Door fits to base by means of sliding) for 3 phase 4 wire lighting system, moulded in FRP including provision of 02 Nos MCB 16 Amps and busbar insulator-4 Nos with nut & bolts with fixing arrangement outdoor type of dimensions 340mm x 160 mm x 123mm (HxWxD) Product code GS-IB-30168 of make sintex or equivalent product code of make as specified in Appx 'B' to particular specifications as approved by GE.

Supply and fix intelligent flexible and smart outdoor lighting control unit for automatic switch on and automatic switch off at dawn high voltage and low voltage protection IP-65 protection wwith infrared sensing based nature switch model No SWADEEP-02EC 12KW3P (for 12kw load equaly distributed over 3 Phase) including MCBs power control and SMC enclouser etc complete all as specified and directed. Make Healer enterprises, Bhopal or equivalent makes as specified in Appx 'B' to particular specifications as approved by GE.

SEWAGE DISPOSAL

Advance Septic Tank of capacity 1200L made of LLDPE (Linear Low Density Polyethylene). The system consists of 1 No of LLDPE Tank made of Rota Molding Process, having diameter of 1.30 meter with usual process variation and height of 1.40 meter with usual process vaiation. The tank shall have two chambers (zones), i.e. settling zone and film zone (High Specific Surface Area) with pall ring media. The first chamber to work as a solid separation zone where the settleable solids settle down and are further degraded nanerobically. Second stage is heigh specific surace area (100 m2/m3) through fixed filim plastic media to retain haigh mass of anaerobic microorganism to degrade the organic matter in the sewage complete all as specified and as directed.

SOAK PITS

Pre-Fabricated Soak Pit of capacity 4000L made of LLDPE (Linear Low Density Polyethylene). The system consists of 1 No of LLDPE Tank made by Roto Moulding process having of 2.02 meter with usual process variation. Tank to have preforations of suitable size on major part of body for absorption of sewage coming from septic tank in to soil complete all as specified and as directed

SOLAR POWER PLANT/ RENEWABLE ENERGY:

Design, supply, erecting, installing, testing and commissioning of grid connecting Solar PV plant of 1000 KWp capacity including solar grade DC copper cable upto UPS, array junction boxes & as conditions prevailing at AF STN Bhuj, (Gujarat) maximum temperature rise upto 55 degree celcius derating factor to be considered for Solar Panel comprising of following sub components/sub systems and meeting the specifications as given subsequently & as directed.

NOTE: The design of Solar power plant to be vetted by Accepting officer. (a) To obtain 1000 KWp minimum required Numbers of crystalline silicon solar PV modules of not less than 320 Wp each having efficiency more than 16% at standard test condition, fill factor more than 0.80 plant performance ratio more than or equivalent to 80% in accordance with IEC:61724 & made of high transmittivity glass and glass front surface shall give high encapsulation gain. (transmittance above 90% and bending less than 0.3%) Electrical parameters of 320 Wp solar PV module under STC of irradiance 1000 W/m2 , AM 1.5 Spectrum& temperature 25⁰ C will be as under- Max Peak power Pmax : >320 Wp Current at Pmax Ipm : 5.86 A Voltage at Pmax Vpm : 54.7 Volt Short circuit current Isc : 6.24 A Open circuit voltage Voc : 64.8 Volts

(i) Rated output of modules shall have positive tolerance of 3-5% & no negative tolerance is allowed. (ii) It shall perform satisfactorily in relative humidity 85 ± 5% with temperature -10 °C to +85°C (Cell) and should withstand wind 150 Km/Hr on the surface of the panel. (iii) PV modules must be warranted for their output peak watt capacity, which shall not be less than 90% of the initial value at the end of 10 years and 80% of the initial value at the end of 25 years. (iv) Each module shall have RFID tag encapsulated with Solar Cells bearing the following details. RFID reader will be provided by contractor.

● Name of manufacturer of PV module ● Name of manufacturer of solar Cell ● Month and year of manufacture (Separated for cell & module) ● Country of origin (separately for solar cell & module) ● Peak wattage, Im, Vm and fill factor of the module. ● Date of year of obtaining IEC PV module qualification certificate including the test lab issuing IEC certificate. ● Unique Serial No and model No of Module. ● I-V curve of Module ● The mechanical structures, electrical works and overall workmanship of the frid solar power plant must be warranted for a minimum of 5 Yers. ● Name of the test lab issuing IEC certificate. ● Other relevent information on traceability of solar cells and modules.

(v) The temperature co-efficient for the module shall not be more than 0.50%/°C. (vi) Every module must have by pass diode of suitable capacity. (vii) PV module must conform to latest edition of IEC 61215/IS14286. In addition, the modules must conform to IEC 61730 Part-I & II for construction and testing & safety qualification & conforming to IEC 62804 PID & IEC 61701 / BIS61701 for corrosive atmosphere. (viii) It shall also in conformity of latest minimum technical specifications issued by MNRE from time to time. Modules should of 72 cells configuration and should be of MNRE approved Companies/agencies in catagory/rating ''SA-1A''

(ix) Provision of earthing & earth strip/cables etc. for earth for solar PV module/Array etc. as per latest IS/MNRE norms to be provided and the cost of the same is to be included in this item and no extra amount will be paid to the contractor on this account. (x) RFID reader to be provided by contractor. (b) Junction Boxes:- Supply suitable Numbers (as per design) of 12/16/24 Inputs and suitably rated output having separate DC fuses for both (+) and (-) on input and Isolator on output terminal for each string. Each Junction Box should have one spare Input terminal. SMB should have RS - 485 communication port to read Individual String Current, Bus Voltage and Inside Tempreture. Dust vermin and waterproof Array Junction Boxes of FRP/Thermo Plast with IP65 protection in compliance with IEC62208 and shall be sunlight /UV resistant a well of fire retardant including over voltage protection, surge protection and maintenance free earthing as per relavant standard.

AUTHORISED TESTING LBORATORIES/ CENTRES :- The PV module must be tested and approved by one of the IEC authorized test centres. In addition a PV module qualification test certificate as per IEC standard issued by ETDC, Bangalore or Solar Energy Centre will also be valid.

MODULE MOUNTING STRUCTURE : Design Supply, fixing, support structure MS hot dipped galvanised minimum 85 Micrones thickness including PCC foundation for civil works (excavation, cutting, grouting, PCC etc.) and fixing the mounting arrangement suitable for PV solar modules & to withstand minimum horizontal wind speed of 150 kms/hr.The mounting structure is of mild steel hot dipped galvanised. The array structure shall be so designed that it will occupy minimum space without sacrificing the output from Solar PV panels.Nut bolts, supporting structures including module mounting structures shall have to be adequately protected from atmosphere and weather prevailing in the area. All fastners shall be of stainless steel of grade SS316. Two numbers of anti-theft fasteners of stainless steel on two diagonally opposite corner of each module shall be provided. The Module Mounting Structure to be of Manual Seasonal tilt of 0 degree to 40 degree to provide maximum generation.

NOTE:- 1. MMS Design should be supported by Staddpro Report vetted by 3rd party (either through IIT / state engineering college) and submitted for approval of accepting officer. 2. The mechanical structures, electrical work and overall workmanship of the grid solar power plant must be warranted for a minimum of 5 years. 3. The mounting steel structure shall be as per following :- (i) IS 2061-1992 and galvanized as per IS 4759. (ii) The material shall be corrosive resistant and electrically compatible with material used in module frame. (iii) The fasteners should be of stainless steel and should allow easy replacement fo any module. (iv) The minimum clearance of the structure from ground level should be 300-400 mm.

Lightning Protection for PV Array: Design, supply & fix Lightning Arrestor of required number of suitable Early Streamer Emission (ESE) lightning arrestors installed in the array field. Lightning arrestors/surge arrestors shall conform to IEC 60099-4 or IS:3070 except to the extent modified in the specifications. Arrestors shall be of hermetically sealed units, self-supporting construction, suitable for mounting on lattice type support structures. The air terminal is Early Streamer Emission (E.S.E.) type which shall be fixed at the top of a GI elevation pole with base so as be at least 2 meters above the structure to be protected. Its height above roof level would be dependent on the level of protection and the protection radii required. The air terminal should be working on the principle of early streamer emission using non-radioactve technology, neeeding no external power source. The air terminal should be capable of racking 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.The air terminal is of stainless steel and it has qualified diameter to resist high values of lightning currents.Roof connectin pipe should be capable of withstand in lightnign strikes having dimension 50mm ID and 60mm OD. The terminal adaptor having inner dia 60mm OD NOTE: NOTE: 1. Cost of all equipments, copper strip upto earth test point etc are included in this item. However cost of earthing will be paid separately to the contractor. 2. The cost of sufficient earthing for lightning protection is included in this item and no extra payment will be made to the contractor on this account.

Grid Inverter : Supply, fixing, testing and commissioning of 630 KVA, 50 Hz ± 3 Hz (minimum) 3 phase 380V,900A DTH <3% at nominal power inverter suitable to convert DC power of solar PV module/array to AC for further feeding to grid & conforming IEC-61683 for efficiency, IEC-62109(1&2) or equvalant for safety & IEC-62093 for reliability. The input D.C. tech specification of inverter are as under-

Input (DC) Max DC power : 500 KWp MPP range : 380-820V Max current : 900A No. of MPPT trackers : As per design No of input string : As per design Operating temperature : -10º to +85ºC. The inverter shall consist of associated control, protection, data loging device and remote monitoring hardware. The inverters shall have minimum protection to IP42 and minimum European efficiency of 98% without Aux. Power Consumption at Minimum Udc. as per IEC 61683 standard.The Inverter should have Harmonic Distortion Current less than 3%.

The inverter shall adjust voltage and frequency levels to suit the grid. The inverter shall be self-commulated with pulse width modulation (PWM) technology and shall be capable of synchronize maximum within 1 minute. Maximum power point tracker (MPPT) conforming IEC-62093 shall be integrated in the inverter to maximize energy drawn from the solar PV array. MONOLITHIC Design of Inerter is not permissible. The Inverter should have suitable nos. of Protected Inputs (as per design) and Outgoing should be protected by ACB. The Inverter should be proided with SPG and suitable earthing kit. The Inverter should have MODBUS, PROFIBUS, ETHERNET Communication port.

The inverter shall include appropriate self protection & self diagnotic 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 or external causes. Inverter shall have protected arrangement against ground leakage faults, over voltage (SPD) & over current. Inverter shall have arrangement for adjusting DC input current & shall trip against sustainable fault down stream and shall not restart till fault is rectified. The inverter should have provisions of Galvanic isolation, Anti-islanding protection (IEEE 1547/UL 1741) equivalent BIS standard and lightening. Note: (i) Auxiliary supply to invertors from UPS shall be provided. 03 No UPS of suitable rating and with the battery backup of minimum duration of 2 Hours as prescribed by invertor manufacturer shall be provided

(ii) Grid tie invertor should be of make (Sunny, Tri power, Delta,Struder) or any of make if simultaneously approved by MNRE/SECI/NISE. The make of invertor proposed by the contractor shll be got weighted by the design weighting agency.The department reserved the making independent enquiry with MNRE/SECI/NICE as regard approval of the proposed make. In case of any adverse remark/reservation from any other agency they shall not be allowed.

Technical Specification of Invertor :- (i) Nominal Voltage : 415V ⁺⁄₋ 0%, 3 phase, 50 Hz (ii) Control : Micro-processor / DSP (iii) Switching Device : IGBT / MOSFET (iv) Grid Freq. Synchronization : ⁺⁄₋ 3Hz or more (v) Ambient Temp : -20ºC to +50ºC (vi) Humidity : 95% non condensing (vii) Protection of enclosure : IP 20 (indoor) & IP 65 (outdoor)(Minimum) (viii) No load losses : <1% of rated power (ix) Inverter Efficiency : >97%(without inbuilt galvanic isolation) (x) PF : > 0.9 (xi) THD : <3% (xii) Inverter should have internal protection arrangement against any sustainable fault in feeder line and against the lightning on feeder. (xiii) Should have isolating transformer. (xiv) Inverter generated harmonics, flicker, DC injection limites, Volt range, frequency range and anti-islanding measures should follow latest CEA Guidelines / IEC 62116 / BIS Code.

Protections Required : Reverse Power Relay , Frequency Protection Realy , Digital Frequency Meter Incomings:- (i) ACB 1000 Amps 50 KA, 3 pole, draw out type Electrically spring charged system with microprocessor based release=02 Nos with suitable extended Aliminim busbar Link to terminate 240Sqmm Copper Cable Auxiliary Supply for spring charge 230V AC , with remote operation Option Outgoing:- (i) ACB 2500 Amps 50 KA, 4 pole, draw out type Electrically spring charged system with microprocessor based release=01 Nos with Top enter suitable for Aluminium bus duct of 4000A, Auxiliary Supply for spring charge 230V AC, Orientaion of Phases and Neutral shall be as per the Transformer Drawings with remote operation Option

(ii) AC three phase LT / CT operated multfunctional Energy meter of accuracy class - 0.5, 3 x 240 volts 50 Hz, with optical and RS 232 Port, backlite LCD display, measures and display, Trivector Energy and load survey, TOD Temper detection and lodging power on / off events, instantaneous parameter of rating -/5 Amps, with display in absence of power, complete. = 01 No. Makes : (a) Ammeter / Volt meter : Siemens / Schnieder / L&T (b) ACB / MCCB / MCB / Contactor : ABB / Siemens / L & T / Legrand. (c ) Energy Meters : Secure / L&T / HPL (d) LED Indicator / Push Button / ASS / VSS etc : L&T / schneider/siemens (e) LT Panels : Mc Layers / ABB/ Schenider/ Siemens Note : (a) All MCCBs shall have spreader link, phase seperator and adjustable rotary handle and MCB shall be of 'C' Series. (b) General arrangement drawings of LT Panels shall be got approved from EIC before manufacturing.

(c) LT Panel manufacturers should have CPRI approved certificates type tested for Short Circuit Rating not less than 50 Kilo Amps 4000Amps , Ingress Protection IP54 (d) Panel manufacturers should have inhouse powder coating plant with minimum 8 tanks pre treatment of MS sheet facilities, dust free spray paint booth. [8 Tanks pre treatment process includes: Degreasing/ Water Rinsing/ Derusting/ Water Rinsing/ Activation/ Phosphating/ Water Rinsing/ Passivation]. (e) Thickness of powder coating shall not be less than 80 microns and test certificate for powder coating shall be furnished along with the LT Panel. (f) Post fabrication inspection shall be carried out by the authorised rep of Accepting officer before powder coating. If found any deviation from approved drawing ,shall be corrected without any extra cost. (g) Pre despatch Inspection and testing shall be done at manufactur's premises and all routine test like IR and continuity tests sall be performed /recorded in presence of authorised rep of Accepting officer.

DATA ACQUISITION SYSTEM/PLANT MONITORING & SCADA: Monitor system to be provided to monitor the performance of the inverter (power, array voltages, array currents & AC parameters), energy yield, temperature, irradiance level etc. and It could provides flexible interface to facilitate PC based inverter monitoring and control via LAN modem. This should have include web visualization system and data logger with integrated ethernet port. (i) Data acquisition System shall be provided for solar PV plant. (ii) Data Logging Provision for plant control and monitoring, time and date stamped system data logs for analysis with the high quality, including suitable PC & Printer. Metering and Instrumentation for display of systems parameters and staturs indication to be provided.

(iii) Solar Irradiance: AN integrationg Pyranometer/Solar cell based irradiation sensor (along with calibration certificate) provided, with the sensor mounted in the plane of the array. Readout integrated with data logging system weather monitoring kit which includes- Radiation Sensor(c-Si type)/Pyranometer,Temperature Sensor (RTD Type), Ambient Temp Sensor, Module Temp Sensor. (iv) Temperature: Temperature probes for recording the Solar Panel temperature and/or ambient temperature for horizontal and inclined plane (v) Anemometer to be provided to measure direction an wind speed, to be provided complete with readouts integrated with the data logging system (vi) String level monitoring to be provided. (vii) The parameters like AC Voltage, AC Output current, Output Power, Power factor, DC Input Voltage, DC Input Current, Time Active, Time disabled, Time Idle, Energy Produced, Protective function limits (Viz-AC Over voltage, AC Under voltage, Over frequency, Under frequency ground fault, PV starting voltage, PV stopping voltage etc. are accessible via the operating interface display in real time separately for solar power plant.

(viii) 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 microprocesor and and should be read on the digital front panel. (ix) PV array energy production: Digital Energy Meters to log the actual value of AC/DC voltage, Current & Energy generated by the PV system provided. Energy meter along with CT/PT should be of 0.5 accuracy class. (x) Computerized DC String/Array monitoring and AC output monitoring shall be provided as part of the inverter and /or string/array combiner box or separately. (xi) String and array DC Voltage, Current and Power, Inverter 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 cumulatve) and frequency shall be monitored. (xii) Computerized AC energy monitoring shall be in addition to the digital AC energy meter.

(xiii) Data Logger Monitoring system should have should have suitable input port to monitor Transfermer ( Buchholz relay, WTI and OTI) and VCB parameter.The data shall berecorded in a common work sheet chronologically date wise. The data file shall be MS Excel compatible. The data shall be represented in both tabular and graphical form. (xiv) All instantaneous data shall be shown on the computer screen and submitted to the GE on-line or through a report. (xv) Software shall be provided for USB download and analysis of DC and AC parametric data for individual plant.

(xiii) Data Logger Monitoring system should have should have suitable input port to monitor Transfermer ( Buchholz relay, WTI and OTI) and VCB parameter.The data shall berecorded in a common work sheet chronologically date wise. The data file shall be MS Excel compatible. The data shall be represented in both tabular and graphical form. (xiv) All instantaneous data shall be shown on the computer screen. (xv) Software shall be provided for USB download and analysis of DC and AC parametric data for individual plant. (xvi) Provision for Internet monitoring and download of data shall be also incorporated. (xvii)Provisioning of Remote Server and software for centralized Internet monitoring system shall be also provided for download and analysis of cumulative data of all the plants and the data of the solar radiation and temperature monitoring system. (xviii) Ambient /Solar PV module back surface temperature shall be also monitored on continuous basis.

(xix) Simultaneous monitoring of DC and AC electrical voltage, current, power, energy and other data of the plant for correlation with solar and environment data shall be provided. (xx) Local server data storage capacity shall be sufficient to provide all parameters stored. It should have read and write facility CD/ DVD. (xxi) Remote Monitoring and data acquisition through Remote Monitoring System software at the owners location with latest software/hardware configuration and service connectivity for off-line SCADA monitoring/control complete to be supplied and operation and maintenance/control to be encured by the supplier. Provision for interfacing these data on owners server and portal in future shlall be kept. NOTE: The cost of all equipments , internet, ethernet connections, connected cables, computer, printer etc. are included in this item. Training: On successful commissioning of the plant, training shall be provided on Plant operations and maintenance to a team (Engineers and Technician/Operations) as nominated by accepting officer for 03 days.

(xxii) Supply, fix/lay and testing of DC Solar cable of size - 1x 4 Sq mm Tinned multistranded Copper Cable with required accessories like conduits, glands, cable tie, ferrules etc. String to SMB of suitable length as per design requirement. (xxiii) Supply, fix/lay and testing of DC Solar power cable of size - 1x120 sq mm multistranded Aluminium with required accessories like conduits, glands, cable tie, ferrules from SMB to Inverter of suitable length as per design requirement. (xxiv)Supply and fix/lay Auxillary power cable of size - 3x1.5 sq mm multistranded copper with required accessories like conduits, glands, cable tie, ferruls etc of suitable length as per design requirement. (xxv) Supply and fix/lay communication cable of suitable size with required accessories like conduits, glands, cable tie, ferruls etc of suitable length as per design requirement.

Supply, laying, testing and commisioning of XLPE insulated screened PVC bedded galvanised steel strip or wire armored electric power cable (heavy duty) with multistranded Aluminum conductors 11000 V Earthed system grade of cross sectional area 185 sq mm 3 core with suitable laying arrangement. For connection from 11 KV VCB Outgoing panel to load point complete all as specified and directed

Note - HT Cable cover, & sand cushioning will be measured & paid separately under respective items of Schedule 'A' part VI.

Supply and fix/lay LT cable, 2 run (each includes 6 run for Phase wire and 02 for Neutral wire) 1100 Volts grade of XLPE, Aluminium, Armoured cable of size1X240 sq mm size from invertor to LT Panel complete all as specified and directed NOTE:- For measurement purpose 06 runs of Phase wire and 02 runs of Neutral wire shall be measured as “ONE RUNNING METRE”

M & L for Copper bus-bar ducting outdoor type suitable for 3 phase, 415 volts, AC supply made out of 1.5mm thick sheet metal hot dip galvanised steel and painted with RAL7035 resins consisting of Copper busbar of 2000 Amp sandwich Design rated capacity each for 3 phase, 4 wire, 50Hz AC with straight feeder 3mtr and internal fire barriers complete fixed on wall / floor / roof / in trench (not exc 1.5 mtr deep) conforming to CEI EN 60439-1/2 and protection classification IP55. Connection from LT Panel to LT side of step up transformer complete all as per site requirement and as directed at site. Make Legrands or equivalent make as approved by GE. Notes :- (i) All necessary T&P will be brought/arranged by contractor (ii) Contractor shall ensure to make the entire electric supply functional on each day before leaving the cab sectt. (iii) Rates deemed to be included for The Bus-duct enclosures shall be earthed by continuous new Aluminium/ GI, Earth strip as per specified, Running both sides of the enclosures through the entire length of Busbar. (iv) Rates deemed to be included complete TMT bars for fixing bus duct as per recommendation by manufacturer.

Supply, installation testing and commossioning of outdoor type stepup transformer converter duty type low losses as per ECBC of 1250 KVA, 0.400/11 KV, 3 PHASE, 50 HZ, ONAN cooled oil immersed copper wound outdoor type step-up transformer complete with first filling of IS: 335 ISI marked filtered & dehydrated transformer oil and other standard fittings / accessories and 7 position off circuit tap changer (tapping range + 7.5% in steps of 2.5% each) with vector group Dyn-11 or as per inverter supplier recommendations, suitable for feeding supply generated from solar power plant to 11 KV VCB panel Including following items :-

HV Cable Box (Without Cable Glands) LV Cable Box (Without Cable Glands) Marshalling Box (having TTB Only ) all as specified and directed (i) Buchholz Relay with alarm and trip contact and shut off valves. (ii) Oil temperature indicator 150 mm dia with alarm and trip contact. (iii) Winding temperature indicator with alarm and trip contacts. (iv) Marshalling box 200 TB (MK) -03 Nos (v) Magnetic oil level gauge. (vi) Pressure release valve (PRV) with trip contacts.(vii) Conservator with oil filling hole with cap and drain plug and wit built in diaphragm to avoid direct air contact with transformer oil. (viii) Oil level indicator with minimum level marking. (ix) The mometer pockets with thermometer. Note:- Transformer yard should be properly maintained. Yard should be shrubs/ grass free and also 20 mm stone aggregate properly laid. (x) Silica gel breather (xi) Air Release plug. (xii) Lifting Lugs

(xiii) Earthing terminals (xiv) Bi-directional Rollers (xv) Anodized aluminum rating and diagram plate. (xvi) Top filter valve Note :- (i) The erection, installation of transformer shall be done under the supervision of manufacturers auth rep & certificated to this office shall be submitted by contractor duly signed by authorised rep of manufacturer & Engineer-in-Charge.

Supply,testing and commissioning of HT 11 KV, indoor type, 3 phase, 50 cycles totally enclosed metal clad VCB Switchgear having Rupturing capacity upto 750 MVA, overload and earth fault protection, ammeter, voltmeter and of rating 630 Amp. Suitable for solar power plant generation (a) Housing for circuit breaker carriage-01 (b) Mechanical inter lock and automatic safety shutter gear including pad locking arrangement-01 (c ) Isolating plugs-06 (d) 01 No 11 KV, 630 Amps, VCB panel board having 2 Incoming VCB and 1 Outgoing VCB on common bus bar comprising of :- (e) Assembly of 3 VCB interupters complete with epoxy support insulator and self aligning finger type isolating contacts

(f) Hand and motor (220 volt AC) charged independent spring closing/tripping trip free operating mechanism with mannual closing and tripping push buttons and mechanical breaker closed /open , spring charged/discharged indication. (g) Electrical release coil 24V DC-01 No (h) Mechanical operation counter. (i) Breaker operated auxillary switch-03 Nos (j) Bus bar chamber including a set of 3 phase 630 Amp copper bus bar - 01 No (k) 230 volts AC single phase 80 W rated strip type heater -02 Nos with indicator complete

(l) Voltage transformer (VT) incorporating 3 phase 3 limb with drawable type VT having ratio 11 KV/110V and out put of 100 VA per phase with accuracy class I as per IS-3155 complete with HT and LT HRC fused n primary and secondary sides respectively (confirming related IS specification) -02 set of suitable ratio CTs for incomer and Outgoing VCBs. (m)Current transformer (CT) chamber incorporating 3 single phase resin cast, dual ratio CTs of 100/50/5/2.5/1 with suitable VA burden and accuracy class. Note: Final VCB configuration shall be as per State DISCOM approval.

(u) Trip circuit healthy indication lamp with push button-01 (v ) Power factor meter digital type-01 (w) Frequancy meter -01 (x) Cable gland of suitable size (y) Shunt trip 24 volts DC, Electronic, digital KWH meter and Trivector meter CT type suitable for metering CTs.

M&L for earthing complete with copper earth plate electrode size 600mm x 600mm x3.15 mm thick burried directly in ground vertically in a pit of depth not less than 2.25 mtr below ground levels with top edge of the earth plate not less than 1.5 mtr below normal ground level surrounded from all sides by mixture of charcoal and common salt and electrode connected to and including copper strip 20x3 mm earth lead by means of bolts, nuts, check nuts and washers of galvanised steel and 40mm dia GI Pipe light grade for protection and mdium grade 20mm dia bore for watering funnel with wire mesh. CI cover with frame, PCC chamber pit with PCC 1:3:6 type C-2 excavation and earth work all as shown in electrical plate No 3 connected to earthing test point all as specified or indicated including testing on completion complete all as directed.

NOTES : (i) The concrete pit shall be PCC 1:3:6 type C-1, 40 mm thick pre cast cover slab of RCC M25 design mix using 20mm graded stone aggregate reinforced with 8mm TMT bars @ 10 cm C/C on both sides with suitable cast iron handle shall be provided in lieu of cast iron cover shown in electrical plate No 3 of MES SSR Part-I. (ii) Item includes the cost of 7.5 M GI pipe for protection of earth strip. Any variation in length shall be adjusted through deviation order. (iii) Item includes cost of 7.5 M GI earth strip. Any variation in length shall be adjusted through deviation order. (iv) PCC pit shall be provided at least 500 mm away from the pit and not on the earth pit itself and the extra cost of additional length of watering pipe, bends, elbow etc shall be deemed included in the unit rate.

Supply , install , testing and commissioning 5 KVA UPS for Weather monitoring station complete with power back up of VRLA tubular wet batteries of appropriate rating, battery backup duration minimum of 2 hours complete all as specified & directed.

Supply , install , testing and commissioning 5 KVA UPS for Plant control SCADA/Data Logger complete with power back up of VRLA tubular wet batteries of appropriate rating, battery backup duration minimum of 2 hours complete all as specified & directed.

Supply , install , testing tarrif metering CT and Bi- directional meter as per State Electricity Board complete all as specified & directed.

Supply , install , testing tarrif metering PT as per State Electricity Board complete all as specified & directed.

Supply , install , testing ABT metering PT as per State Electricity Board complete all as specified & directed.

NOTE for Item Nos 36 to 38:- 1. Every connection shall be covered by an agreement between the requested (the GE for MES) and distribution agency. 2. The bi-directional meters (for Net-metering) are to be installed and operated in accordance with CEA regulation of 2006, ammended 2010 & 2014. During the day excess power from the array is fed in the grid. At night, the deficent is purchased from the stte electricity board (utility) at agreed price.

M & L for HDPE/UPVC pipe including fittings and accessories not less than 50 mm inner bore dia as main and distribution network of appropriate size with UPVC stop valve, pressurised (30PSI) washing arrangement with extandable pipe not less than diagonal distance of module grid top for cleaning module surface of dust or any other foreign particals complete including supply install and testing electric motor three phase 415 V , AC ,50 Hz, driven mono block pump set not less than 5 HP having appropriate discharge and head for module washing system including necessary suction provision of water tank of 5000 ltr capacity including suitable height of foundation (from PVC Water Storage Tank) and discharge pipes complete as ditected

S & F of Module cleaning arrangement - includes pipeline pumps, water storage tanks, valves, etc complete all as specified and directed

M & L for fire points with fire extinguisher DCP type , ABC type capacity 9 Kg each, Sand Buckets - 04 Nos, Fire beater - 1 No, Fire hooks - 1 No etc complete all as specified and directed

Annual comprehensive maintenance & operation including all recording & documentation of solar power site records & parameters etc. including cleaning of modules weekly by spraying water with help of & including expandable hose pipe & wipers complete all as specified & directed for the following year:-

(a) First Year (Under defect libility period)

(b) Second Year

(c) Third Year

(d) Fourth Year

(e) Fifth Year

NOTE :- 1. After Completion the contractor must engage a third party MNRE for final testing and third party inspection of executed work. The consultant shall certifie that the work has been executed in accordance with vatted and approved design. The contractor shall propose a panel of 3 consulatant for this purpose. The final desision on the consultant to engaged shall be taken by the Accepting Officer. All cost and charges for engagement of consultant shall be borne by the contractor. 2. The design shall be got vetted from any one of the following agencies (approved agencies) : - (a). National Institute of Solar Energy (b) Sardar Swarn Singh National Institue of Renewable Energy (c). Solar Energy Corporation of India (d) The Indian Renewable Energy Development Agency The vetting agency shall also approve the make proposed by the contractor in his design and also certify that the design framed up is either equivalent or superior to the design available with the department .

Payment Yardstick to be adopted by department for execution of work. 1. SLD for AC & DC is already vetted & approved in previous contract. Contractor can carry out the work as per vetted and approved SLD for AC & DC to be provided by the department for execution of work. Contractor shall consider this aspect while quoting their bid. However bidder is allowed to submit fresh SLD duly vetted, to incorporate latest technology and better design and cost of the same deemed to be inclusive in quoted rate. 2% amount for design shall be paid proportionally alongwith payment under note (2) to (6) below. 2. On receipt of complete quantity of PV Module as per design- 35% of contract value of solar plant and connected item. 3. On receipt of complete quantity of Mounting Structure as per design-08% of contract value of solar plant and connected item. 4. On receipt of complete quantity of Invertor and other accessories as per design-15% of contract value of solar plant and connected item. 5. Installation and commissioning-20% of contract value of solar plant and connected item. 6. Final Testing as per design-20% of contract value of solar plant and connected item.

M/s godara infratech and power industries