Bids Are invited for 245 KV, 1600 AMP., 3-PHASE, 50 Hz Disconnect Switch - Design, manufacturing, testing, packing, supply & guarantee of 245 KV, 1600 AMP., 3-PHASE, 50 Hz, BIL-1050 KV, withstand capacity 40KA, 3 sec, Horizontal mounting, two column rotary disconnect switch (DS) along with solid core insulator and creepage distance=25mm/kV, with motor operating mechanism and AAC type terminal connector suitable for AAC of size-28.6mm diameter with extension of 300 mm long extension pad, adaptor plate and junction box, (without structure and earth switch) & DS shall have interlock with associated CB as per detail mentioned in technical specification as annexure -1&2. This DS will be erected on existing foundation and structure whose dimensions are 8600 mm x 2100 mm. Offered DS Leaflat with dimensional details, type test report & technical specification cum compliance filled sheet must be enclosed with offer. , 145 KV, 1600 AMP., 3-Phase ,50 Hz Disconnect Switch - Design, manufacturing, testing, packing, supply & guarantee of 145 KV, 1600 AMP., 3-Phase, 50 Hz, BIL-750 KV, withstand capacity 40KA, 3 sec, Horizontal mounting, two column rotary disconnect switch (DS) along with earth switch & solid core insulator having creepage distance=25mm/kV, with motor operating mechanism and AAC type terminal connector suitable for AAC of size-18.6mm diameter with extension of 300 mm long extension pad, adaptor plate and junction box, (without structure) & DS shall have interlock with associated CB as per detail mentioned in technical specification as annexure -1&2. This DS will be erected on existing foundation and structure whose dimensions are 5790 mm x 1240 mm. Offered DS Leaflet with dimensional details, type test report & technical specification cum compliance filled sheet must be enclosed with offer. , Erection /installation and commissioning supervision - Erection/installation and commissioning supervision at site of item no.1&2 I.E. 245 KV/145, 1600A AMP., 3-Phase, 50 Hz,