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| # | Company | Amount | Rank | Status |
|---|---|---|---|---|
| 1 | L1₹34.9 LAccepted-AOC NO 6 1 ALAGAR PERUMAL KOIL MAIN STREET VADAPALANI CHENNAI 600 026 | CHENNAI | CHENNAI | TAMIL NADU | 600026 | ₹34.9 L | L1 | Accepted-AOC Being the lowest bidder |
| 2 | L2₹35.4 LRejected-Finance 8 51 PLOT NO 6 LIC COLONY SUJATA NAGAR PENDURTHY MANDAL VISAKHAPATNAM 530042 AP | 530042 | ₹35.4 L | L2 | Rejected-Finance Being a 2nd lowest bidder |
| 3 | L3₹37 LRejected-Finance TRIVANDRUM | ₹37 L | L3 | Rejected-Finance Being a 3rd lowest bidder |
| 4 | L4₹38.9 LRejected-Finance SHOP NO U 306 307 SHOPPER STOP COMPLEX CENTRAL ROAD NO 08 UDHNA UDHYOG NAGAR SURAT GUJARAT 394210 | SURAT | SURAT | GUJARAT | 394210 | ₹38.9 L | L4 | Rejected-Finance Being a 4th lowest bidder |
| 5 | L5₹40.5 LRejected-Finance 2 755 ELAIYATHAMMAN KOIL MAIN ROAD BHARADHI NAGAR PTMS IAF POST AVADI CHENNAI 600 055 | CHENNAI | CHENNAI | TAMIL NADU | 600055 | ₹40.5 L | L5 | Rejected-Finance Being a 5th lowest bidder |
| Sl No | Description | Qty | Unit | Green Ray Technologies L6 | G HARI ELECTRICALS L5 | Vandan Enterprises L3 | PRAGATI URZA PRIVATE LIMITED L4 | M/S Manmohan Singh Anand L7 | Veera Electrical L1 | LEOENTERPRISES L2 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1.00 | Design ,supply and Procure ,erect ,install ,testing and commission of grid connected solar power system of 60 KWp capacity, roof top including solar photovoltaic Modules ,DC & AC cabling, DCDB, ACDB, Module Mounting GI structures Combining Boxes, lighting Protections of SPV modules and other accessories , string inverter and connecting to local utility grid (Note : considering existing HT Bidirection meter available in this EB service, Generation meter cost shall be included in the quoted rate) consisting of the following main components :-
MonoPERC crystaline solar Photovoltaic modules minimum of 550 Wp, not less than 60 KWp capacity having efficiency 19% min under standard conditions from fill factor more than 0.74, plant performance ratio 75 % made of high transmitivity glass front surface and it shall give high encapsulation gain (transmittance above 90 % and bending less than 0.3%). The electrical parameters of SPV modules under standard test condtion of irradiance 1000 w/sqm , AM 1.5 spectrum and temp 25 Degree Celsius shall be as under:
Max Peak Power Pmax 545w, voltage at Mas Power 41.98 V, current at Pmax 12.99 A ,short curcuit current 13.74A, open circuit voltage 49.97,Module Efficlency 20.99% | 1 | Each Job | 41,65,000 ₹41,65,000 | 40,50,000 ₹40,50,000 | 37,00,000 ₹37,00,000 | 38,86,610 ₹38,86,610 | 44,11,111 ₹44,11,111 | 34,94,745 ₹34,94,745 | 35,44,444 ₹35,44,444 |
| 1.01(a) Rated out put of the modules shall have positive tolerance of 3- 5 % and no negative tolerance is allowed. | ||||||||||
| 1.02(b) It shall perform satisfactorily in RH 85% with temperature up to + 85 degree C and should withstand wind of 150 kmph on the surface of panel. | ||||||||||
| 1.03(c) Solar panels/ SPV Modules shall be warranted for their output peak watt capacity and it shall not fall of its initial value below 90 % in first 12 year and 80 % after the end of 25 years. | ||||||||||
| 1.04(d) Each module shall have RFID tag encapsulated with solar cell bearing following details :- Name of manufacture of SPV Module , Name of Manufacturer of solar cell and module, country of Origin ( Both cell and module), Peak wattage , Imax , Vmax and form factor of the module, IV curve of module. | ||||||||||
| 1.05(e) The temperature coefficient of the module shall not be more than 0.50% degree celcius. | ||||||||||
| 1.06(f) PV modules must confirm 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. | ||||||||||
| 1.07(g) It shall also be in conformity to latest minimum technical specification issued by MNRE from time to time . Modules should be of 144 cell configuration and should be of MNRE approved companies / agemcoes om catergpru/ ratomg SA-1A | ||||||||||
| 1.08(h) Earthing Provision of chemical gel earthing kit - 2 Mtr + 20 kg bag as required and earth strip of size 25x3 mm aluminium strip of 150RM for earth of solar PV module / array etc as per latest IS/MNRE 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. | ||||||||||
| 1.09(j) SPV modules shall be made in India and must conform to DSR Norms of MNRE approved ALMM List: - | ||||||||||
Tender Value
₹42.7 L
EMD Value
₹85,500
Closing Date
24 Feb 2026, 6:00 pmClosed
Col Animesh Srivastava,SM
COMMANDER WORKS ENGINEERS CHENNAI PALLAVAN SALAI CHENNAI 600 002
PROVISION OF ROOF TOP SOLAR PLANT AT HQ DB AREA UNDER GE CHENNAI
2026_MES_751000_1
88504/E8
Open Tender
Civil Works - Others
180 days
GE Chennai
As per Tender documents
8 documents required · 8 mandatory
₹500
GE Chennai
₹85,500
11 May 2026
3 Feb 2026
26 Feb 2026
3 Feb 2026
24 Feb 2026
17 Feb 2026
Design ,supply and Procure ,erect ,install ,testing and commission of grid connected solar power system of 60 KWp capacity, roof top including solar photovoltaic Modules ,DC & AC cabling, DCDB, ACDB, Module Mounting GI structures Combining Boxes, lighting Protections of SPV modules and other accessories , string inverter and connecting to local utility grid (Note : considering existing HT Bidirection meter available in this EB service, Generation meter cost shall be included in the quoted rate) consisting of the following main components :- MonoPERC crystaline solar Photovoltaic modules minimum of 550 Wp, not less than 60 KWp capacity having efficiency 19% min under standard conditions from fill factor more than 0.74, plant performance ratio 75 % made of high transmitivity glass front surface and it shall give high encapsulation gain (transmittance above 90 % and bending less than 0.3%). The electrical parameters of SPV modules under standard test condtion of irradiance 1000 w/sqm , AM 1.5 spectrum and temp 25 Degree Celsius shall be as under: Max Peak Power Pmax 545w, voltage at Mas Power 41.98 V, current at Pmax 12.99 A ,short curcuit current 13.74A, open circuit voltage 49.97,Module Efficlency 20.99%
(a) Rated out put of the modules shall have positive tolerance of 3- 5 % and no negative tolerance is allowed.
(b) It shall perform satisfactorily in RH 85% with temperature up to + 85 degree C and should withstand wind of 150 kmph on the surface of panel.
(c) Solar panels/ SPV Modules shall be warranted for their output peak watt capacity and it shall not fall of its initial value below 90 % in first 12 year and 80 % after the end of 25 years.
(d) Each module shall have RFID tag encapsulated with solar cell bearing following details :- Name of manufacture of SPV Module , Name of Manufacturer of solar cell and module, country of Origin ( Both cell and module), Peak wattage , Imax , Vmax and form factor of the module, IV curve of module.
(e) The temperature coefficient of the module shall not be more than 0.50% degree celcius.
(f) PV modules must confirm 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.
(g) It shall also be in conformity to latest minimum technical specification issued by MNRE from time to time . Modules should be of 144 cell configuration and should be of MNRE approved companies / agemcoes om catergpru/ ratomg SA-1A
(h) Earthing Provision of chemical gel earthing kit - 2 Mtr + 20 kg bag as required and earth strip of size 25x3 mm aluminium strip of 150RM for earth of solar PV module / array etc as per latest IS/MNRE 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.
(j) SPV modules shall be made in India and must conform to DSR Norms of MNRE approved ALMM List: -
(k)Cables: (i) Solar Modules to Inverter : 1C x 4 sqmm Solar Cable XLPO - Flexible tinned copper stranded class-5 conductors as per IEC-60228, Insulation - Cross linked poyolefin, Outer sheath-Halogen free Polyolefin Black colour - suitable length as per site requirment (ii) Inverter to ACDB : 3.5C x 35 Sqmm Cu conductor, un armoured cables-suitable length as per site requirment. (ii) ACDB to LT Panel : 3.5C x 70sqmm Al conductor, XLPE insulated, armoured cables-suitable length as per site requirment. 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 % . Suitable electronic smart meter to be fixed to measure generation of electricity . The wiring of the module interconnection shall be in suitable size UPVC/ HDPE pipe . The cost of interconnection DC copper cable and earth work for trenches suitable to accommodate solar grade cable from SPV module upto inverters are included in the item. Make :- Lapp, Havells, Polycab, Leoni, siechem.
(l) Module Mounting structure Design Procure , Fixing, supprot structure made of hot dipped galvanisized mild steel with min 80 micron thickness including necessary PCC foundation and associated work and fixing mounting arrangement suitable for SPV moudules so as it can withstand wind speed of 150KM per hour. The aray monted structure has to be so designed that it occupies minimum space without sacrificing the output of SPV panels , nuts , bolts, mounting structure including module monting structure shall have to be adequatly protected from atmosphere and weather prevailing in the area. All the modules fixing fastners shall be of stainless steel of grade SS-304. The module monting structure to be fixed tilt to optimise the maximum generation in a year . Cost of all equipments GI aluminium up to earth test point and earthing etc are included in this item. 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.
(m)Solar inverter : Procure, fixing, testing and commissioning of 60 KWP-1 No, 50 +3 Hz (Min), 3 phase ,THD 3 % at nominal power inverter suitable to convert DC power of solar PV module /array / to AC for further feeding to grid confirming to IEC 61683 for efficiency IEC 62109 or equivalent for safety and IEC 62093 for reliability. The input DC techinical specificaion of 60 KWP inverter are as under :- (Make : Havells/ABB/SMA/Delta/Thea)
(i) Input (DC)
(ii) DC voltage range: 180-1000V
(iii) Max DC voltage: 1100V
(iv) Max DC current : 11 A
(v) Output (AC)
(vi) Nominal power : 60 KW
(vii) Max Output power : 60 KW
(viii) Nominal AC current as per standards
(ix) Nominal output voltage; 400 V (+) or (-) 10%
(x) Output Frequency : 50 Hz
(xi) Harmonic Distortion Current : < 3%
(xii) Efficiency : 98.7 %
(xiii) Operating temperature up to 85 degree centigrade. The inverter shall have IP 65 protection ground fault monitoring, grid monitoring protection against anti islanding DC reverse polarity , AC and DC short circuit current and over current AC and DC over voltage and temperature. The inverter shall adjust voltage and frequency levels to suit the grid . The inverter shall be self cummulated with pulse width modulation ( PWM) technology and Shall be capable of synchronise maximum with in one min . Maximum power point tracker ( MPPT) confirming to IEC 61683 shall be intergrated in the inverter to miximum the energy drawn from the PV array. The inverter shall be suitable nos of protected inputs ( as per design ) and outgoing shall be protected by surge protections ( MOVs) . The inverter shall be provided with protection class I ( IEC 62109-1/2, IEC 62116). The inveter should have MODBUS, PROFIBUS, ETHERNET comn ports 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 the inverter component failure or from parameters beyond the inverters safe operating due to internal and /or external uses, inverter shall have protection arrangment against ground leakage faults over voltage ( SPD) & over current, inverter should interfaces with ethernet RS 485, Irradiation and temperature sensor, auxilary equipment and power supply external stop signal , should have residual monitoring system.
(n) The inverter should have provisions of Galvanic isolation anti islanding inverter must have the feature to work in tandem with other similar inverter and be able to be successively switched ON and OFF automatically based on solar radiation variations during the day.
(o) The unit Rate quoted by the contractor for this item is inclusive of the LT cable / copper cable as required for proper connection and functioning of the solar plant.
(p ) The contractor shall submit complete scheme including electrical diagram of the work , schematic diagram SPV module layout , Civil work viz etc complete as per SECI latest guidelines as applicable IEC and IS to the GE for approval with in one month of date of commencement of the work .
(q) The unit rate quoted by the contractor for roof top solar power Plant is inclusive of cost of all equipments LT cable, DC cable & AC cables GI strip up to earth test point earthing and earthing for lighting protection etc, required for solar power plant
(r) The unit rate quoted by the contractor is inclusive of the fees to be paid to TANGEDCO for necessary permision/feasibility report/bank guarentee as required for installation of solar plant.
(s) The Rate quoted by the contractor shall be inclusive of supply, installation of net metering/Generation metering with suitable weather proof enclosure for billing purpose after liasoning withTANGEDCO or deposit the money to TANGEDCO for net metering as per their direction. Note: 10% of CA amount shall be kept on reserve and the same will be released after installation of net metering and necessary approval from TANGEDCO.
(t) surface dressing not exceeding 15cm deep and getting out in soft / loose soil complete all as specified and directed.
(u) M&L for taking out bottom trolly of HT LBS for 11 KV capacity after disconnecting power supply and carrying out servicing and maintenance of operating mechanism, latch assembly spring mechanism, checking of electrical control wiring of LBS and checking for proper functioning of shunt trip coil, lubricating of all moving parts and checking /cleaning of alignment of moving contacts with fixed contact assembly for proper functioning of operation and reassembling of bottom trolly of HT LBS fixed in its original position and testing for smooth functioning complete all as specified and as directed by Engineer-in- charge
(v) M&L for attending repairs to existing heating system of HT VCB panel complete including replacement of unserviceable spare parts as required for smooth functioning of heating system complete all as specified and directed
(w) Supply and refilling of fire extinguishers with 4 litres of CO2 or dry powder chemical as per latest IS specifications complete all as directed.
(x) M&L for fabrication of fire fighting stand made out of 50 mm x 50 mm x 6mm, MS angle of suitable size to accommodate with and including 04 Nos of fire buckets filled with dry river sand with suitable MS hooks complete alongwith MS sheet weather proof roof canopy on top of the stand of adequate size including painting the complete fire fighting stand with two coats of synthetic enamel red colour paint over a coat of red oxide primer and writing 'FIRE' on the stand as wells as on roof canopy including installation on the ground/floor with PCC embedding complete all as specified and directed.
(y) S&F Electric shock treatment chart of size 3'X2' of laminated sheet with all matters duly printed in TAMIL, HINDI & ENGLISH languages with all signs as per IS specifications complete all as specified and directed by Engineer-in-Charge. NOTE:The contractor should have MoU with solar power firms registered as a vendor with total installed capacity greater than 60kWp on the PM Surya Ghar: Muft Bijli Yojana National Portal and having sufficient experience .However requirement of MoU shall be exempted for contractors who themselves having requisite vendor registration mentioned here-inbefore.
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