33kV Current Transformer and Meter Installation Services

Work Description - NA

This tender, bid number GEM/2026/B/7856548, issued by Hindustan Petroleum Corporation Ltd, Ministry of Petroleum and Natural Gas, for the "33KV CT AND METER INSTL" project, seeks the supply and installation of twenty units of 33kV Outdoor Oil-Cooled Current Transformers (CTs). These single-phase, 50 Hz CTs are specified with a ratio of 50:1A, featuring two cores each rated Class 0.2s with a burden of 5VA and an ISF of 5. They must also meet a Short Circuit Test (STC) of 150xOCF for 1 second and an Impulse Voltage Level (ILV) of 3670170 kVp. The insulation class required is Class A, adhering to Ref Std IS16227-12, as per specifications and drawings provided by MESCOM. Key physical requirements include primary terminals of 16mm diameter with terminal connectors and a minimum creepage distance of 25mmkV. The finish for the painted tank should be Colour Shade 631 as per IS5. The quoted rate must comprehensively include packing, forwarding, and all relevant terminal connectors, clamps, nuts, bolts, fixing supports, wiring accessories, and any other items essential for complete installation. The scope of work extends beyond the CTs themselves to encompass the approval fee for the CTs, MESCOM factory inspection, installation and wiring of CTs and meters, DLMS metering inspection and calibration, disconnection and shifting of existing CTs, MESCOM coordination and agreement updation, HT rating team coordination charges, and CEA inspection and liaison charges. This tender is open for bidding from 20-08-2026 4:00 PM to 21-08-2026 4:00 PM.