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| 1 | M & L testing ,servicing / minor repairingof ongrid type 3 phase solar inverter indoor type , the specification of inverter is as under:- IP 65 rating, with minimum 630 KVASolar Inverter Model No.Model No. PVS 800-57-0630KWB MPO range 52V to 825 V required outputvoltage 695V to 1083 V. by replacing old unserviceable part as per existing specification to make the inverter servicealble in all respects Note (i) :- Minor spares required like control wiring, screws, cleaning agents capacitoretc shall deemed to be included in quoted rete of item. (ii) : Major item replaced will be measured against concerned item of sch) |
| 2 | Supply onlyW board suitable for solar inverter make, model and specification of in inverters as per Srl Item No. 1 above including installing, commisioning and synchronising with existing data logger/ SCADA system complete as direted by EIC at site |
| 3 | All as per item No. 2.00 here-in-above but M Board |
| 4 | All as per item No. 2.00 here-in-above but P Board |
| 5 | All as per item No. 2.00 here-in-above but digital display with PLC card |
| 6 | All as per item No. 2.00 here-in-above but DC relay |
| 7 | All as per item No. 2.00 here-in-above but fuses 15 A, 1000V DC, I1=30 KA, HC 10g PV |
| 8 | All as per item No. 2.00 here-in-above but cable gland 4 to 6 way |
| 9 | All as per item No. 2.00 here-in-above but ventilator fan |
| 10 | Supply and fixing in repair/ replacement of branch, MC4 Male/ Female connectors set compatible with module connectors with min of IP 66 rating and design with suitable lugs for 4 Sqmm Cable complete all as specified and directed. |
| 11 | Supply and laying in replacement of annealed single copper DC String cable of 1C x 4 Sqmm Solar grade, UV resistant 1.8KV rated DC Cables with electron beam XLPO insultation including necessary accessories like lugs, nail, cable ties, termination etc complete all as specified and directed |
| 12 | S& F laid in trenches/openheavy duty PVC pipe 40 mm dia pressure rating 6 kg/cm2complete with all fittings all as directed by engr-in-charge |
| 13 | Supply & Laying, Jointing and testing in replacement underground armoured cable LT XLPE insulated cable 1100 Volts PVC bedded galvanised steel strip or wire armoured electric LT UG cable heavy duty with multi stranded aluminium conductor laid in trenches / walls/ ducts passing through pipe cable of 16 sqmm 4 core |
| 14 | Supply and laying in repalcement testing and commissioning of Data monitoring system communication cable 1100 Volts grade 1 Core x 0.5 sq mm Braided cable complete all as specified and directed. |
| 15 | Supply and laying in replacement of inverter communication shielded CAT6 Cables complete all as specified and directed |
| 16 | Material and labour for two coats of synthetic enameled paint through spray painting of outdoor type double door LT panels/ Feeder pillar box and replacement of unserviceable of door hinges, sliding bolts, cable entry MS sheets, Cable glands, pedestal locks, bow handle and connected accessories where required by welding, cutting, drilling etc and incl fixing with MS nuts and bolts and cleaning of panels from inside and outside and removing any faulty part of cable and preparing the cable for connection with suitable AI lugs and insulting with proper colour code PVC tape whereever required and complete all as specified and directed by Engr-in-Charge. Note:1) proper shut down will be taken by the authorised rep only. 2) Panel should be made vermin proof and close properly after repair. |
| 17 | Material and labour for replacement of old unserviceable CT of LT Panel / Feeder pillar box with CT of ration upto 200/5 Amps or as required at site according the load incl connecting, disconnecting and testing cmplete all as directed at site. |
| 18 | Material and labour for replacement of old unserviceable indicators any type with LED based indicating lamps of RYB colour incl disconnecting and connecting of the same all as directed at site |
| 19 | M&L in replacement of earthing with GI earth plate 600mm x 600mm x 3.15mm thick, burried directly in ground (earth pit not less than 2.25 metre deep below normal ground level) with top edge of the plate not less thatn 1.5 metre below normal ground level connected to GIearth strip 32x6mmby means of bolts, nuts check nuts and washers of galvanized iron or steel with protection pipe of GI, light grade 40mm bore, watering pipe 20 mm bore of GI medium grade, earth plate surrounded by alternate layer of coal dust and common salt 15 cm thick each layer all as per electrical plate No. 3 of SSR part-I and connected to earthing test point all as specified or indicated and testing on completion including funnel with wire mesh, earthing chamber eith PCC (1:2:4) type B-1 using 20mm graded stone aggregate, 80mm thick precast RCC 1:1.5:3 type A-1 cover duly reinforced with XPM (weight not less than 3 kg/ sqm) and frame including all excavation and earth work etc. all as specified.Note:1. Earth chamber shall be constructed at least 1.50 metre away from the top of earth electrode, the earth pit and pipe for watering shall be provided in slanting manner.2. Cost of 7.5m length of GI strip & GI protection pipe included in the rate of this item. |
| 20 | M&L in replacement of earthing with copper earth plate 600mm x 600mm x 3.15mm thick, burried directly in ground (earth pit not less than 2.25 metre deep below normal ground level) with top edge of the plate not less thatn 1.5 metre below normal ground level connected to copper earth strip 20x3mmby means of bolts, nuts check nuts and washers of galvanized iron or steel with protection pipe of GI, light grade 40mm bore, watering pipe 20 mm bore of GI medium grade, earth plate surrounded by alternate layer of coal dust and common salt 15 cm thick each layer all as per electrical plate No. 3 of SSR part-I and connected to earthing test point all as specified or indicated and testing on completion including funnel with wire mesh, earthing chamber eith PCC (1:2:4) type B-1 using 20mm graded stone aggregate, 80mm thick precast RCC 1:1.5:3 type A-1 cover duly reinforced with XPM (weight not less than 3 kg/ sqm) and frame including all excavation and earth work etc. all as specified.Note:1. Earth chamber shall be constructed at least 1.50 metre away from the top of earth electrode, the earth pit and pipe for watering shall be provided in slanting manner.2. Cost of 7.5m length of GI strip & GI protection pipe included in the rate of this item. |
| 21 | Supply and fix in replacement of Power Pack for 33 KV VCB/RMU suitable for incoming supply 220/110 volts and output 110/24 volts DC supply all as per existing with wiring complete all as directed by Engr-in-Charge.Note : - The contractor has to visit the site to check the existing system of 33 KV VCB/RMU for installation of power pack unit. |
| 22 | Supply and laying in replacement of 20mm x 3mm flat copper earthing strip as specified and directed by EIC |
| 23 | Supply and laying in Galvanised iron strip 25 x 4 mm fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/ pipe or fixed to poles or any other indicated situation for loop earthing etc. as specified and directed by EIC. |
| 24 | M&L for servicing and repair of centrifugal pump set 3 phase induction motor up to 5 HP complete including greasing, replacement of bearing , glands, impeller etc all as directed by Engr in charge |
| 25 | Supply and fix in repair cable path indicators, CI of standard size as per relevant IS specifications with voltage and size of cable indicated duly fixed on MS angle of size 40x40x5 mm and 500 mm long, embedded in PCC block (1:3:6) type C2 using 40mm grade stone aggregate of size 300x300x200 mm including painting and earth work complete all as specified and directed |
| 26 | Supply and fixing in replacement foot valve confirming to IS 4038, 50mm (2\") dia all as specified and directed by ElC. |
| 27 | M&L for silica gel breather transparent type with first filling of silica gel compete suitable for power transformer and all as directed by EIC. |
| 28 | Supply and spraying anti weeding spray of superior quality by mixing in water with optimum ratio as per manufacturer norms and as directed by EIC |
| 29 | Material and Labour for painting of complete iron parts fixed on fourpole structures like cross arms, channels, angle irons/ BI pipes etc with two coats of enamel synthetic paints all as directed by EIC.Note:- Painting of complete steel/ iron structure fixed on a four pole structure will be measured as one job. |
| 30 | Material and Labour for cleaning the solar module of 340 watt connected in stringe by water spraying with suitable pressure as specified draying the same micro fibre clothcomplete all as directed by EIC. The plants has approx 3200 (52 rows) modules and the cleaning of all modules will be considered and measured as one job.Note- (i)T&P required like pressure pump, PVC pipe and other consumeables like mocro fibre cloths etc shll be provided by contractor and the cost of the same is included in quoted rate of the item. (ii) The washing of plates to be done in 8 row per day . which completet the the job in 6 days(iii) if any dayplates will not be cleaned a penalty of Rs 200 per day will be charged |
| 31 | Cleaning and re-filling of fire extinguisher, using DCP (dry chemical powder) type including filling media/ material and replacement of required accessories for ready to use complete all as specified and as directed. |
| 32 | Cleaning and re-filling of fire extinguisher using M/foam (AFFF) type at pressure 15 KG/Sqm including filling media/ material and replacement of required accessories for ready to use complete all as specified and as directed |
| 33 | Supply and fixin repair of LED street light energy saving and environmental friendly long life made up of pressure die cast aluminium housing with high power LED as lighting source with IP65 protection as directed by Engineer-in-Charge. Make: Havells/ Philips/ Wipro/ Crompton . Rating and capacityof 70/ 72 watt |
| 34 | Supply and fixing in repair PVC insulated and over all PVC sheathed, stranded copper conductor wire 1.5 sqmm x 3 core,ISI marked complete from fitting to pole junction box complete all as specified and directed. |
| 35 | S &F in repair polycarbonate unbreakable junction box suitable for pole mounted out door type complete with FI clamp & nuts, bolts, washers and including copper bus bar 4 pole x 10 amp and one MCB SP 6-10 Amp, 10 KA complete all as specified and directed. |
| 36 | S& F in repair UPVC pipe 25 mm dia complete with all fittings all as specified and as directed |
| 37 | M&L for inspection of all modules installed at solar power plantfor cracks, discolaration , broken glass, holes , bubbling , delamination, environmental seal deterioration , frame damage, excessive soiling , cord plate seperation /arching, position movement, loose or disconnected wires, proper panel affixation in the tracker or racking system and mechanical connections once in month( which would be clean , secure, undamaged, and free of corrosion), animal damage/nesting and vegetation overgrowth causing shading. Modules that are suspected of underperformance |
| 38 | M&L forinspection using infrared thermography for Modules that are suspected of underperformance and prepare the result shall be included in the next monthly report (Once in a month) |
| 39 | Visual inspection of all string level wiring and wire management for strained wire, disconnected / seperated connectors, crimped wire radii, unsecured wire harness/ clips, animal damage / nesting and grounding..The contractor shall verify that AC and DC disconnects are free of damage, corrosion or arc evidence and open and close freely. The contractor shall test each string for proper open circuit voltage and proper opeerating current during normal inverter operations replace default DC cables (any size) if any.. The contractor shall inspect all conduit to ensure it is structurally supported and secure and that the points where any array wiring enters conduit are secure, properly sealed to prevent the entry of precipitatiobn and moisture and free of abrasion, breaks or gaps on or in wire insulation.The contractor shall maintain and repair string and harness ( Once in the Month) & Submit the result sheet every month to Eng-in-Charge.Note:- Copy of the same shall be submitted to Garrison Engineer before claiming payment through RAR & Final bill. |
| 40 | M&L for Repair/overhauling /servicing of string monitoringjunction boxes (SMBs) as per existing design of inputs and reconnecting of all incoming strings after necessary repair/overhauling of junction boxes by removing of dust/dirt and making SMBs completely functional complete all as specified and directed at site |
| 41 | Supply and fixing in replacement of string monitoring junction boxes (SMBs) with suitable numbers switch gears as per existing desine of inputs and suitably rated output having seprate 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 termperature, dust vermin and water proof array junction boxes of FRP/Thermoplastic with IP 65 degree of protection in compliance with IEC 62208 and shal be sunlight/UV resistant a well of fire retadant including over voltage protection, surge protection and maintenance free earthing as per relevant standar with match the existing system of 1000 KWp SPV plant on required quantity at site (Note : Contractor may visit the site before quoting) |
| 42 | Material & Labourpainting of all steel structures i.e channels, angles, MS Bracket installed under solar plates veertically and horizontally partially exposed to the atomosphereof any size and length located inside the solar plantwith and includingwith one under coat and one finishing coat with Blackpaintall as directed by engr-in-charge. |
| 43 | Meterial and labour for servicing and repair of Solar Observatory system or Weather Station Complete all as specified and directed.The parts of existing system which needs to be maintained/ repair are as following:-1.Pyranometers: 12. Rain Guage:13. Module Temp Sensor:44. Ultrasonic Anemometer:15. Temp & relative Humidity Meter:16. Solar Panel+ Battery Bank: 17. DAta Logger: 1Note:- Cost of spares required for maintaing the Solar Observatory system or Weather Station in working condition shall deemed to be included in quoted rates. |
| 44 | Material and labour for servicing, repair, programming and maintaining the SCADA system - 01 Nosfunctional round the clock throughout the contract period and handing over in functional condition to the department at the time of completion of contract all as specified and directed by EIC.The specifications of both existing SCADA system which needs to be maintained are as under:-1. SCADA system including on grid Data Acquistition/ Plant monitoring system (SCADA) suitable for 3 Phase, 415V, 50Hz, AC power string inverter with all protection & controlling as per requirement with an overall efficiency of not less thatn 98% (with inbuilt or external data logging device & on line portal log-in ID & password) & one PC with intel i5 processor, 2TB HDD, 4GB RAM, 19\" LED monitor, preloaded with Window 10 & MS Office, one all-in-one printer suitable for A-4 size papers (black and white). The following parameters are accessible via operating interface display in real time separately for solar power plant. i. AC Voltage ii. AC out put currentiii. output power iv. Power factor v. DC input Voltagevi. DC INput Current vii. Time Activeviii Time Disabled ix. Time Idle x. Power producedxi. Protective Function limits (viz-AC Over Voltage, AC Under voltage, Over frequency) xii. 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 & should be read on the digital front panel .xiii.PV array energy production: Digital Energy Meters to log the actual value of AC/DC voltage, current and Energy generated by the PV system provided. Energy meter along with CT/PT should be of 0.5 accuracy class. xiv. Computerized DC String/ Array monitoring and AC output monitoring shall be provided as part of the inverter and/ or monitoring shall be provided as part of the inverter and / or string/ array combiner box or separately. |
| 45 | Note:- (i) Cost of spares required for making the SCADA system functional shall deemed to be included in quoted rates. Contractor is advised to visit the site before quoting the rates.(ii)cost of programming by OEM, subscription from OEM for SCADA system shall deemed to be included in quoted rate of the item.(iii) Contractor will ensure the proper functioning of SCADA throughout the contract period round the clock and the cost of all spares required and Engineers visition & programming charges shall deemed to be included in quoted rates. |
