NBU/CE/66/2024-25

Amount

Supply, fixing and commissioning of 3nos. Vacuum Interrupter for 11KV VCB at 250 KVA Salbagan Sub-station within NBU main campus.

Supply, fixing and commissioning of 3nos. Vacuum Interrupter for 11 KV VCB (Make- Siemens) including hiring charges of skilled professional/technician from original manufacturer/specialized agency as required for testing of the entire circuit, cleaning of every component, thickness checking of every joint, checking of secondary connection, contact checking or any other work if required for its completion up to the satisfaction of the EIC or his representative. Care should be taken for proper checking & testing of the said component. The rate should also be included with engagement of additional local manpower/electrician if required, charges for to and from movement of the workers, charges for lodging & fooding, hiring of tools, tackles, scaffolding, testing apparatus, sand papering, greasing/CRC etc. as required to complete the work in all respect up to the satisfaction of the department at Salbagan 250 KVA Sub-Station within the main campus of NBU. • The detail description of the VCB is given below- Make- Siemens, Type- 3AH0 104-1Z, Design Code- 1D, Sr. No.- N8 21878, year of manuf- 2015, Ur- 12 KV, Frq- 50 Hz, Ir- 800A, Isc- 26.3 KA, DC Comp- 32%, tk- 3S, Up- 75 KV, Ic- 25A, rated operating sequence- 0-0.3s, Classification0 E1, M1, C1 IEC- 62271-1c

ROYLICK IMPROVISATION (BID ID -5786940)

M/S DAWN ELECTRICAL INDUSTRIES (BID ID -5780528)

SANJIT CHANDA (BID ID -5786395)