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| Tender ID | 3776678 |
|---|---|
| Organisation Name | Public Works Department |
| Tender Brief | Corrigendum : Additional Works In Connection With Proposed 50 Bedded Critical Care Block G3 Storied At North Bengal Medical College Siliguri Electrical Works Supply, Installation, Testing and Commissioning Of Substation Works |
| Last Date For Submission | 24th Apr, 2026 |
| Opening Date | 27 Apr, 2026 |
| Document Cost | 1000.00 |
|---|---|
| EMD | 380271.00 |
| Estimated Cost | 19013564.00 |
| City | Siliguri |
|---|---|
| State | West Bengal |
| # | Item | Qty | Units |
|---|---|---|---|
| 1 | SUB-HEAD I : SITC OF VCB PANEL, TRANSFORMER & LT PANEL | ||
| 2 | VCB PANEL | ||
| 3 | Supply, Installation, testing & Commissioning of 11 KV 800 A, short-circuit capacity of 26.3 KA for 1 sec, 3-panel HT Gear with VCBs. The Vacuum Circuit Breaker should comply as per IS:13118& IEC:62271-100 for Circuit Breaker & IS:3427 & IEC:62271-200/IEC 694, IEC-61850 for Indoor panel. The HT panel is rated at 11 KV, 3-Phase 800A, Breaking Current/short-circuit capacity of 26.3kA for 1 sec, 50c/s and shall be of floor-mounting, sheet steel clad, free-standing metal enclosed air insulated switchgear cubicle with VCB inside. | ||
| 4 | The Vacuum Circuit Breaker is horizontal isolation & horizontal draw out/Vertical isolation & horizontal draw out with 3 compartments and is made of 2mm CRCA sheet for load bearing members with vermin & moisture proof along with automatic shutter arrangement for complete isolation of bars, cable sockets & other live parts etc. when the removable portion is withdrawn. | ||
| 5 | The breaker is arranged for hand operation through front of the panel push buttons & spring charging mechanism and also electrical motor which will be energized by 230V AC. Closing and tripping coils are rated for 110V DC to be made available from the station 400 V 3 phase 50 C/s A.C. source with remote operation compatibility. All trip coils shall be of shunt trip type energized from a suitable rectifier condenser source supply is required. There is a remote operation through multi core arrangement for closing & tripping. The shutter shall be gravity operated. |
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