Southern Railway RCCB ISI IS 12640 Part 1 Tender 2026 – Residual Current Operated Circuit Breakers Buy

Tender Overview

Southern Railway invites bids for the supply of Residual Current Operated Circuit Breakers (RCCB) without Integral Overcurrent Protection that are ISI Marked to IS 12640 (Part 1). The procurement scope is limited to the supply of RCCB units, with a basic expectation of compliance to the IS 12640 standard. The tender specifies an OEM/authorized dealer eligibility path and demands post-bid performance by the successful bidder. The clause on quantity variation allows a ±25% adjustment during contract execution, ensuring flexibility for railway operations and maintenance cycles. A one-year warranty from final acceptance or post-installation testing is mandated, with OEM warranty certificates required at delivery. The consignee contact is provided as a reference point for inquiries. Unique terms include the option to extend delivery periods under the quantity variation rule and penalties for delays. This tender emphasizes third-party service support and installationability within India.

Technical Specifications & Requirements

• Product category: RCCB without integral overcurrent protection
• Standard compliance: ISI marked to IS 12640 (Part 1)
• Rated electrical parameters: data points repeatedly listed (RCCB Type, Rated Voltage, Number of Poles, Rated Current, Residual Operating Current, Residual Making/Breaking Capacity, Rated Short Circuit Currents) as essential review criteria
• Quantity/scale: no explicit BOQ items; bid scope is Only supply of Goods
• Warranty: 1 year from final acceptance or post-installation
• OEM requirement: OEM/authorized dealer eligibility with authorization document
• Post-sale support: Installation, commissioning, training, maintenance network in India required
• Delivery condition: delivery terms linked to original/extended delivery periods with option clause
• Consignee contact: provided for inquiries

Terms, Conditions & Eligibility

• EMD/payment terms: not disclosed; bidders must rely on standardLOA and supplier terms; penalty provisions apply for delayed delivery
• Delivery timeline: delivery period as per original delivery order with extension rules under the option clause; minimum extension threshold 30 days
• Performance risk: liquidated damages for extended delivery and non-conforming supply
• Past performance: mandatory submission of CRACs/CRNs/RNOTEs for similar supplies; OEM past performance considered
• Bidders eligibility: OEM or their authorized dealers only; authorization must be submitted with bid
• Warranty documentation: OEM warranty certificates to be submitted at delivery
• Contact details: consignee contact provided for bid clarifications