Bid Publish Date
30-Jan-2026, 11:27 am
Bid End Date
11-Feb-2026, 7:00 pm
EMD
₹5,00,000
Location
Progress
Quantity
137
Category
Solar Power Plant (Roof Top) for ONGRID System, Single Phase
Bid Type
Two Packet Bid
Rural Development And Panchayat Raj Department, Maharashtra invites bids for an On-Grid Solar Power Plant (Roof Top) – Single Phase for Thane District, with a detailed scope covering grid-tied SPV installation, PV array mounting, and complete system testing. The project targets a grid-connected rooftop installation for Zilla Parishad Schools in Thane, with required documentation including EMD ₹5,00,000 and tender fee of ₹24,662 (including 18% GST). The award may adjust unit quantities at the buyer’s discretion, and a sample solar panel must be submitted. Bidders must be MSME-exempted or provide supporting certificates to claim fee waivers.
On-Grid Solar Power Plant – Roof Top, single-phase, grid-tied SPV system
PV array mounting and complete system installation & testing
Inverter with specified: rated power (KW), MPPTs, input strings, operating voltage, protections, cooling, web/cloud data interface
Protection: overload, over-temperature, surge, insulation resistance monitoring, grid monitoring
Display: numeric display with data storage and cloud data transmission interface; net meter compatible
DC/AC distribution boards with enclosure IP ratings; ISI-marked cables per inverter rating
Cable lengths: DC from PV to inverter; AC from inverter to net meter; output/output side lengths in meters
Wind-load compliant mounting structure and wind-speed resistance for local conditions
Warranty: minimum guarantee for maintaining peak watt capacity
EMD of ₹5,00,000 required via demand draft to Zilla Parishad Thane; bid security applicable for post-award audit.
Delivery to Zilla Parishad Thane schools; quantity may be increased/decreased at award; samples required.
Tender fees ₹24,662 including GST; submission via DD/Cheque; MSME exemptions possible on proof.
EMD due at bidding; post-award terms to be defined; 3% security deposit for lowest bidder; tender fees non-refundable except exemptions.
On-grid solar units to be supplied to Thane district Zilla Parishad schools; quantity adjustments allowed at award; sample submission required.
LDs may apply for non-performance; security deposit and audit process per government norms; exact rates to be specified in final order.
Government/semigovernment experience in solar On-Grid installations in Maharashtra
Valid Electrical Contractor license issued by Maharashtra authorities
Demonstrated capability to supply and install roof-top grid-tied SPV systems with ISI/IEC compliance
Main Document
OTHER
CATALOG Specification
CATALOG Specification
CATALOG Specification
GEM_GENERAL_TERMS_AND_CONDITIONS
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AHMEDNAGAR, MAHARASHTRA
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Tender Results
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| Category | Specification | Requirement |
|---|---|---|
| GENERIC | A Grid Tied Photo Voltaic (SPV) power plant consists of | SPV array, Module Mounting Structure, Power Conditioning Unit (PCU) consisting of Maximum Power Point Tracker (MPPT), Inverter, and Controls and Protections, interconnect cables and switches |
| GENERIC | PV Array Mounting | Mounted on a suitable structure |
| GENERIC | Grid tied SPV system is | Without battery and designed with necessary features to supplement the grid power during day time. |
| GENERIC | Installation and testing for complete system | Yes including Civil Work, Designing, Fabrication, Cabling Work with suitable Bolts, Nuts, Clamps, Connectors and testing etc., |
| INVERTER | Rated out put power of inverter (Kw) | 1, 1.5, 2, 3, 4, 5, 6, 8 |
| INVERTER | Switching device | IGBT, MOSFET |
| INVERTER | No. of Phase (in Nos.) | 1 |
| INVERTER | Inverter output wave form | Pure sine wave |
| INVERTER | No.of MPPT per inverter (in Nos.) | 1, 2, 4 |
| INVERTER | No. of string at input side of inverter ( input port +ve and -ve) ( hint: 1 sets contains 1 +ve and 1 -ve port) | 1 set, 2 set, 3 set, 4 set |
| INVERTER | Maximum power point tracker | Integrated in the PCU/inverter to maximize energy drawn from the array |
| INVERTER | Operating Voltage Range of Inverter | 50 V to 500 V, 80 to 500 V, 100 V to 500 V, 160 V to 850 V, 200 V to 800 V, 200 V to 1000 V, 90 V to 520 V |
| INVERTER | Over load support at Input side, DC | 15% of Maximum Input Voltage |
| INVERTER | Maximum input current for each MPPT (in A) | 11, 18, 22, 28.5 |
| INVERTER | Service condition | Indoor, Outdoor |
| INVERTER | Ingress protection rating of inverter | IP 65 (for outdoor use), IP 23 (for indoor use), IP 20 (for indoor use) |
| INVERTER | Cooling medium for inverter | Nature air cooled, Constant speed Fan Cooled, Intelligent fan cooling |
| INVERTER | Manual switch for disconnecting DC supply | Yes, No |
| INVERTER | Inverter mounting type | Wall Mounted, Floor Mounted |
| INVERTER OUT PUT | Maximum current for single phase inverter (in A) | 5.2, 8.1, 10.5, 15.7, 21, 25 |
| INVERTER OUT PUT | Output voltage (in V) | 240 V |
| INVERTER OUT PUT | Invert auto trip at output side | Lower : at 160 V, Higher : at 285 V with adjustable |
| INVERTER OUT PUT | Overall Efficiency (in %) | >90, >93, >96, >98 |
| PROTECTION FOR INVERTER | Overlod protection | 110% for 1 Minute,, 125% for 30 sec.,, 150% for 5 sec. |
| PROTECTION FOR INVERTER | Over temperature protection | Yes at 65 Deg. C Cooling Fan will auto switch ON, Yes at 65 Deg. C shutdown |
| PROTECTION FOR INVERTER | Surge protection | Metal Oxide Varistor (MOV) |
| PROTECTION FOR INVERTER | Insulation Resistance Monitoring | Yes, No |
| PROTECTION FOR INVERTER | Grid Monitoring protection | Yes, No |
| PROTECTION FOR INVERTER | Power factor at rated out put power | 0.8, 0.9 |
| PROTECTION FOR INVERTER | Inverter body material | Aluminium Casting, M.S. Plate |
| SERVICE CONDITION | Operating temperature | -25 to +60 deg. C, -20 to +50 deg. C |
| DISPLAY FEATURES ON INVERTER | Type of display | LCD, LED |
| DISPLAY FEATURES ON INVERTER | Display parameters | DC Voltage, DC Current, AC Voltage, AC Current, Out put frequency, Power Factor |
| DISPLAY FEATURES ON INVERTER | Generating power Data storage facility | Yes for 2 Years from the date of commissioning |
| DISPLAY FEATURES ON INVERTER | Interface facility for transmitting the generating power data for cloud storage | Inbuilt Wifi Enabled, With Wifi Dongle, With GPRS Dongle without SIM card, With RS485 |
| DISPLAY FEATURES ON INVERTER | Net meter | Approved by Government of India/State Government authority concerned for connecting to Grid |
| Add on items - DC DISTRIBUTION BOARD | DC Distribution panel to receive the DC output from the array field | Yes with surge arrestors |
| Add on items - DC DISTRIBUTION BOARD | Ingress protection (Enclosure protection) of DC Distribution Box | IP65 |
| Add on items - DC DISTRIBUTION BOARD | Material of bus bar and size | Copper, size as per inverter rating |
| Add on items - DC DISTRIBUTION BOARD | Circuit Breaker for input side (DC side) for each inverter | MCB 10 A, MCB 15 A |
| Add on items - CABLE FOR INPUT | ISI Marked Connecting cables according to Inverter rating for each system | PV Module to Inverter DC |
| Add on items - CABLE FOR INPUT | Electric Cable for Input | 1C x 6 Sq. mm, Copper Cable (as per IS:694:2010 latest) |
| Add on items - CABLE FOR INPUT | Cable Length for PV Module to Inverter, DC (in m) | 5, 10, 15, 20, 25 |
| Add on items - AC DISTRIBUTION BOARD | AC Distribution Panel Board (DPB) for controlling the AC power from PCU/inverter | 1 Phase 230 Volt +/- 10%, 50 HZ +/-3% |
| Add on items - AC DISTRIBUTION BOARD | Panel construction | Metal clad, totally enclosed, floor mounted, air insulated, cubical type with change over switch |
| Add on items - AC DISTRIBUTION BOARD | Ingress protection (Enclosure protection) of AC Distribution Box | IP54 for Indoor, IP65 for outdoor |
| Add on items - AC DISTRIBUTION BOARD | All switches and the circuit breakers, connectors should conform to | IS:60947 part I, II and III |
| Add on items - AC DISTRIBUTION BOARD | Panels designed for minimum expected ambient temperature | 45 deg. C |
| Add on items - AC DISTRIBUTION BOARD | Circuit Breaker for output side (AC side) for each inverter | MCB 10 A, MCB 16 A, MCB 20 A, MCB 25 A, MCB 32 A, MCB 40 A, MCB 63 A, MCB 100 A |
| Add on items - CABLE FOR OUTPUT | ISI Marked Connecting cables according to Inverter rating for each system. | From Inverter to Net Meter, From Inverter to Net Meter and to mains at LT Bus bar while in grid tied mode |
| Add on items - CABLE FOR OUTPUT | Conformity of the specification for cable | 2C x 6 Sq. mm, Copper Cable (as per IS:694:2010 latest), 2C x 10 Sq. mm, Copper Cable (as per IS:694:2010 latest), 2C x 16 Sq. mm, Copper Cable (as per IS:694:2010 latest) |
| Add on items - CABLE FOR OUTPUT | Cable length for output side (from inverter to Net Meter for each system ) (in m ) | 5, 10, 15, 20, 25, 30, 35, 40 |
| Other Add on Items | Cabling work at input side for each system | With PVC Conduit pipe with necessary clamps and screws |
| Other Add on Items | Cabling work at Output side for each system | With Cable Tray with fitment accessories |
| Other Add on Items | Danger boards and signages | 1 No., 2 No., 3 No. |
| ARRAY STRUCTURE | Material of mounting structure | Structural Steel, Grade: E300 (as per IS:2062:2011 latest), Structural Steel, Grade: E350 (as per IS:2062:2011 latest), Structural Steel, Grade: E410 (as per IS:2062:2011 latest) |
| JUNCTION BOX | Material of Junction Box | GRP( Glass reinforced plastic), FRP (Fibre reinforced plastics), Powder Coated Aluminium, cast aluminiu m alloy |
| WIND LOAD | The Mounting structure shall be so designed to withstand the speed for the wind zone of the location where a PV system is proposed to be installed | Yes |
| WIND LOAD | Compliance to wind velocity test for the Mounting structure of PV System | as per IS 875:1987 part 3 latest |
| WIND LOAD | Regional wind withstand capacity which the Mounting structure of PV system support is suitable to withstand (in Km/Hour) | 180 |
| WARRANTY & GUARANTEE | Minimum guarantee for maintaing of out put peak watt capacity | > / = 90% at the end of 10 years and >/= 80% at the end of 25 years |
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GST registration certificate
PAN card
Experience certificates for similar government/semigovernment solar projects (last 3 years)
Financial statements (last 2 years)
EMD payment receipt / DD
Tender fees payment receipt / DD
OEM authorizations and technical compliance certificates (if applicable)
Electrical Contractor license (state/municipal)
Sample solar panel submission letter
Declaration of ongoing solar work (if any) and similar works completed
Key insights about MAHARASHTRA tender market
Bidders must meet eligibility criteria for government solar projects in Maharashtra, submit EMD ₹5,00,000 via DD to Zilla Parishad Thane, tender fee ₹24,662 via DD/Cheque, provide electrical contractor license, sample solar panel, and documentation proving similar government work within last 3 years; ensure ISI/IEC compliance.
Required documents include GST certificate, PAN card, MSME exemption proofs if applicable, experience certificates for similar projects, financial statements, EMD receipt, tender fee receipt, OEM authorizations, electrical contractor license, and sample submission letter for solar panel.
Inverter specs include rated KW output, multiple MPPTs, input port count, operating voltage range, overload and over-temperature protection, surge protection, insulation resistance monitoring, grid monitoring protection, display with data storage, and cloud data interface compatible with net meter.
Delivery to Zilla Parishad Thane; quantity may be increased or decreased at award. Exact delivery timeline will be specified in the purchase order; bidders should confirm lead times and site readiness prior to submission.
EMD required is ₹5,00,000 via Demand Draft to Zilla Parishad Thane; tender fee is ₹24,662 (₹20,900 + GST ₹3,762). MSME manufacturers may be exempted on proof; submit both receipts with bid.
Cables must be ISI-marked per inverter rating; DC/AC distribution boards require enclosure IP protection, panel construction suitable for ambient temperatures, and circuit breakers rated for input/output sides; ensure compliance with IS 550 and IS standards where applicable.
Warranty clause specifies minimum guarantee for maintaining peak watt capacity; details such as duration (years) and performance guarantees will be in the final order; bidders should propose warranty terms aligned with project scope and IS/IEC compliance.
Bidder must submit one solar panel sample with a submission letter; include the panel manufacturer, rating, model, and conformity certificates; failure to provide sample may affect bid evaluation per ATC terms.
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Main Document
OTHER
CATALOG Specification
CATALOG Specification
CATALOG Specification
GEM_GENERAL_TERMS_AND_CONDITIONS