Procurement of 315 MVA Generator Transformer as Critical/insurance spare for 250MW Unit of DTPS, HTPS, Kasimpur, Aligarh

Generator Transformer with specification as follows :- Continuous Rating MVA: 315, Normal Voltage Ratio at NO LOAD: 16.5/230 KV, Connections: HV-STAR/LV-DELTA, Vector Group: YNd11, Tappings range : +5% to -5% in 2.5% Steps of HV for HV Variation, Type of Tap changer : Type -66 KV, 1600A, 5 Position Linear Type, Cooling: OFAF Note:- 1. Technical specifications as per Annexure - 1: List of Test, Annexure - 2: marshalling Box Contents and Annexure - 3: List of fitting/accessories. 2. The required Generator Transformer must be of identical specifications in all respects with the existing one and should be replaceable on existing foundation & Duct without any modification as per LV Busduct: DRG No. 2/14/0824/R3, Foundation Plan: DRG No. 2/14/0824/R1, OUTLINE G. A. of 315 MVA GT: DRG NO. 1/14/0614/R6. (If required, these drawings will be facilitated to the intending bidders on their request). 3. The required generator transformer must confirm to all the standards mentioned in Annexure -4. 4.Standard losses should be in accordance to attached Annexure -5 (Other specifications as enclosed in technical document)

Bharat Heavy Electricals Limited

Transformers and Electricals Kerala Limited