Special repair to the Electrical Installation for fixing of AC Exhaust fans at various wards of IPD building , M R Bangur Hospital, Tollygunge Kolkata.

Amount

Distribution wiring in 2 x 22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire (Make:-RR Kabel/KEI/Finolex) in 20mm size PVC rigid conduit 'FR' (Precision make), with 1x22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire for ECC, to light/fan/call bell points with Piano Key type switch(Make:- Anchor) fixed on MS CRC sheet metal (16 SWG) switch board cum JB on wall complete with 2 no. suitable size “Ph & N” copper bar incl. bakelite/Perspex (wall matching color) top cover 3 mm thick and incl. 175mmx100mmx65mm inspection box, making earthing attachment, painting the MS box and mending good the damages to original finish.

Average run 9 mtr.

Distribution wiring in 1.1 KV single core stranded 'FR' PVC insulated & unsheathed copper wire (Havells/ Finolex/ RR Kabel) in 20mm/25mm/32mm size PVC rigid conduit 'FR' (Precision make) incl. necy. fittings as required.

2 x 22/0.3 (1.5 sqmm) + 1 x 22/0.3 (1.5 sqmm) ECC 20 mm PVC pipe.

2x 84/0.3 (6 sqmm) + 1 x 56/0.3 (4 sqmm) ECC 25mm PVC pipe

Finishing the PVC insulated cu wire ends by socketing with pin/ring type copper sockets and insulated tapes etc.incl. supplying sockets ,tapes etc of following as to GS.

2x 84/0.3 (6 sqmm) + 1 x 56/0.3 (4 sqmm) ECC

Supplying and fixing double-door SPN MCB Distribution Board with IP-42/43 protection, concealed in wall after cutting the wall & mending good the damages to original finish incl. Inter connection with suitable size of copper wire and neutral link & provision for earthing attachment. (Make: Legrand/LK/Siemens)

2+8 way enclosure.

Supplying and fixing 240V,40A DP MCB Isolator on din rail of existing DBs and necessary connection.

Supplying and fixing 240V, 16A, SP MCB of Breaking capacity 10kA & C characteristics on din rail of existing DBs and necessary connection.

Supply of 240V, 12"sweep dia Heavy Duty 920 rpm speed exhaust fan. Make: EPC electrical Pvt Ltd/Crompton/Orient.

Fixing only 12''exhaust fan with S & F Louver shutter/Cowl with bolts and nuts after making hole in wall and making good damages and smooth cement finish etc. as practicable as possible and providing necy. length of PVC insulated wire and making connection for exhaust fan.

Supply and fixing of 19 mm Plywood with size - 2Ft. x 3Ft. in window after dismantling the existing sunlighter of window and making cutting the same dia for fixing the exhaust fan with suitable size screws, nut bolts and necessary arrangements as required. (Make :Green ply/century ply wood ).

Supply & fixing of 250V Timer DB ( equivalent to 8 way SPN DB in size ) with steel sheet enclosure double door phosphatised powder coated neutral bar Din Rail with IP-43 protection comprises with 1 no. 20A/25A DP MCB ( C curve,10kA) 1 no chrono digital 24x7 programmable time switch(L&T) with minimum switching time of 15 minute & 1 no. 25/30 A contactor complete with internal wiring by suitable size of copper wire incl.1 no. auto manual bypass MCB change over/toggle switch, 20/25A starter & LED indicator in ON and OFF condition,teminal block with provision for earthing attachment and railway locking arrangement incl.indicating light for running condition..(Make :– Siemens/Legrand/L&T)

MAA DURGA ELECTRIC CENTRE (BID ID -5898062)

M/S R. K. ENTERPRISE (BID ID -5905296)

BANERJEE CONCERN (BID ID -5915548)