Tamil Nadu Rural Development Department Salem Inverter & Lead-Acid Battery Tender 2026 IS 1651

Tender Overview

The Rural Development and Panchayat Raj Department of Tamil Nadu invites bids in Salem (636001) for an INVERTER package with BATTERY provisions and associated ACCESSORIES, targeting IS 1651 (Q3) conformance. The procurement scope includes supply, installation, testing and commissioning of inverters with battery backup, plus trolley/rack solutions and container materials. Estimated value is not disclosed, but the bid anticipates a turnkey delivery including electrical connections for basic facility loads. A key differentiator is the option to scale quantities by up to 25% during contract execution, with delivery timeframes linked to the original order date. Bidders should assess GST implications independently.

Technical Specifications & Requirements

• Product category: INVERTER with Output Rating in KVA and Input voltage range (broader ranges acceptable if performance is met)
• Output voltage in inverter mode specified
• Battery provision with inverter for backup; minimum battery capacity (Ah) specified per item
• Accessory provisions: Suitable trolley/rack for batteries
• Generic items: Type of cell; material of container; cell/capacity (Ah) at 10 h rate
• Standards/Verification: IS 1651 conformance for tubular positive plates batteries; OEM warranty requirement; ISO QMS certification requested
• Delivery scope: Supply, installation, testing and commissioning; 3-phase electrical grounding or basic utility connections as required; 100% payment on completion after GST-compliant invoice
• Warranty & service: OEM warranty; 24-hour fault rectification commitment; post-warranty maintenance up to 8 years of support

Terms, Conditions & Eligibility

• Option clause: Purchaser may increase/decrease quantity by up to 25%; extended delivery time calculated per clause with minimum 30 days
• Payment terms: 100% payment after supply and installation; GST as per actuals or quoted percentage; no advance payment
• Documentation: GST registration, PAN, audited financials (FY 2021-22 to 2025-26) and IT returns; OEM authorization; ISO QMS certificate; prior government supply contracts proof
• Warranty/repair: 24-hour rectification commitment in writing; warranty certificate from OEM or online verification
• Delivery responsibility: All delivery, installation, and incidental charges borne by seller; ensure electrical connections for basic loads
• Eligibility evidence: Demonstrated prior supply of similar machines to government bodies; must provide relevant contracts/purchase orders
• Compliance: 3+ years of operation/maintenance capability and patch upgrades for minimum 8 years post-installation