ABB Switchgear and Control Spares Procurement for Teesta Low Dam IV Power Station

Work Description - NA

This tender, designated with Bid Number GEM/2026/B/7860832, is being issued by NHPC Limited, specifically from their TLD4 Power Station located at 734008 NHPC LIMITED TEESTALOW DAM-IV POWER STATION, KALIJHORA BAZAR P.O. KALIJHORA, Darjeeling. The tender concerns the crucial "Purchase of ABB make Spares for HM Equipment of TLD 4 Power Station," falling under the purview of the Ministry of Power. Bids are invited commencing on 29-08-2026 at 5:18 PM and will close on 19-09-2026 at 6:00 PM. The Bill of Quantities (BOQ) includes a comprehensive list of essential electrical components, totaling 49 items. These vital spares consist of various ABB-manufactured Main Switch MCCBs in different ampere ratings (200A, 125A, 63A, 100A, and 52A), all 3-pole and with a 25 KA rating. Additionally, the tender specifies the procurement of Power Contactors with 220V and 240V AC coils in 95A and 110A ratings respectively, as well as a 63A rated Power Contactor with a 240 VAC coil. The scope also includes Control Contactors (N22E 230V AC) and Overload Relays with a full load current range of 36 to 52A, featuring clip-type mounting and 3-phase compatibility. Furthermore, required are Add-on Blocks with CAL 18 and CA5-10 designations. This tender represents a critical requirement for maintaining the operational integrity of the HM equipment at the TLD4 Power Station.